What is the most weatherproof garden furniture? Our expert picks and materials explained

When choosing garden furniture in the UK, one thing matters above all: how well it withstands the weather. With a climate that shifts from sudden summer downpours to freezing winter mornings, investing in weatherproof outdoor furniture isn’t just wise — it is essential!

According to the Met Office, areas like the Lake District receive over 2,000mm of rain a year, with some places such as Seathwaite in Borrowdale recording up to 3,300mm. More recently, Sky News reported that England saw its wettest 18-month period since 1836, with 1,695.9mm of rainfall between October 2022 and March 2024.

These extremes underline just how demanding the UK climate can be on anything left outdoors year-round. Yet, despite the challenging weather, the British remain deeply connected to their gardens. In fact, according to the Horticultural Trades Association (HTA), 78% of UK adults have access to a private garden, and 62% of those with a garden use it to grow plants, trees, and flowers.

Understanding the Demands of the UK Climate on Garden Furniture Sets

This enduring love for outdoor spaces is reflected in our spending, with the HTA also reporting that UK households collectively spent around £8 billion on retail garden products in 2023. But no matter how much we love our outdoor spaces, we simply can’t escape our famously unpredictable climate, which can often deliver all four seasons in a single day.

From sudden downpours to strong UV rays and overnight frosts, outdoor conditions can be harsh on garden furniture. That’s why investing in durable, low-maintenance pieces isn’t just a luxury—it’s a necessity.

The most weatherproof garden furniture is designed to stand up to the elements. It should resist rust, corrosion, and rot, while also withstanding UV damage and temperature fluctuations. For us, minimal upkeep is another key feature, ensuring that your furniture stays looking good with little effort. Stability is just as important too, especially when facing high winds or shifting weather patterns.

If you want your outdoor setup to last through rainy springs, scorching summers, and frosty winters, choosing the right material is essential. It’s not just about aesthetics — it’s about long-term value and year-round performance.

That said, while some materials are far more resilient than others, it’s important to note that no garden furniture is completely immune to the effects of weather. Even high-performance options like cast aluminium and teak, which resist rust and rot exceptionally well, will still be subject to surface dirt, dust, bird droppings, and natural wear if left exposed year-round.

UV rays can gradually dull finishes, while wind and rain may carry debris that settles on frames. That’s why occasional cleaning and sensible care — like covering your furniture when not in use — can go a long way in maintaining its appearance and extending its lifespan, even with the most weatherproof materials.

But what garden furniture stands up best to the challenges posed by our climate?

Why Weatherproofing in UK Outdoor Spaces Matters

After reviewing the most popular materials and testing top-rated outdoor sets, the Lazy Magazine team are clear: cast aluminium consistently comes out on top. It offers superior resistance to rain, frost, and sun — making it the most reliable choice for the UK’s unpredictable conditions.

But how does it compare to other materials like teak, rattan, poly-woods, or steel?

Choosing the right garden furniture in the UK isn’t just about style — it’s about survival. With unpredictable rain, UV rays, frost, and humidity, our garden furniture faces constant challenges. Without the right material, you could end up with rusted frames, cracked surfaces, or warped wood by summer’s end.

So, what is the most weatherproof garden furniture you can buy? The Lazy Magazine team have put the top materials to the test, and we’ve compiled everything you need to know — plus our top picks.

Our Expert Pick: Why Cast Aluminium Outdoor Furniture Is the Best All-Year Choice

If you're looking for the most weatherproof garden furniture available today, cast aluminium consistently comes out on top. Its unique combination of durability, low maintenance, and year-round performance make it ideal for the UK’s unpredictable climate.

Of course, we are biased, we sell it, but industry experts agree with us on cast aluminium’s standout performance. According to fellow retailer, White Stores, it is "completely weatherproof, even in coastal environments where salt air typically accelerates corrosion".

While, the team at Which Outdoor highlight its non-absorbent qualities and UV-resistant powder coating, which help prevent fading, cracking, and warping — issues common with lesser materials.

Here’s why our cast aluminium collection stands out as the most weatherproof option for UK gardens — offering a combination of practical benefits that make it ideal for year-round outdoor use:

1. Rust-Proof
   Unlike steel or iron, cast aluminium won’t rust, even when exposed to frequent rain or salty coastal air. That means no unsightly rust spots and no structural damage over time.

2. UV & Frost Resistant
   Cast aluminium is built to withstand both intense summer sun and freezing winter temperatures. It won’t fade, crack, or become brittle, offering true all-season performance.

3. Low Maintenance
   This material is a dream for those who want stylish furniture without the upkeep. It only needs a quick wipe-down to stay clean—no staining, sanding, or sealing required.

4. Sturdy & Lightweight
   Cast aluminium strikes the perfect balance between weight and strength. It’s light enough to move easily, yet heavy enough to stay stable on windy days.

5. Stylish & Versatile
   Available in everything from elegant vintage-inspired pieces to sleek contemporary styles, cast aluminium suits a wide range of garden aesthetics without compromising performance.

Other Durable Garden Furniture Materials Suitable for UK Outdoor Living

While cast aluminium is our top recommendation for all-weather garden furniture, several other materials offer excellent durability and style — each with its strengths depending on your garden's conditions, layout, and aesthetic preferences. Here’s Lazy Magazine's breakdown of the most reliable alternatives.

1. Teak Wood Garden Furniture Sets

Timeless Luxury with Natural Resilience

Teak is one of the most revered hardwoods in outdoor furniture design, and for good reason. Its natural oil content and dense grain structure make it highly resistant to water, rot, and wood-boring pests—allowing it to withstand the elements far better than most other woods.

Teak develops a beautiful silvery patina over time if left untreated, though many homeowners choose to maintain its original golden hue with occasional oiling.

While teak furniture comes with a premium price tag, it’s an investment that can last for decades with minimal upkeep. It’s ideal for modern gardens or those seeking a natural, high-end look.

• Pros
  Naturally oily and dense; excellent resistance to water, rot, and pests; long lifespan; classic luxury appeal.

• Cons
  Expensive and needs regular oiling to preserve its golden colour.

• Best For
  Traditional or high-end garden designs with a natural wood finish.

• Why Choose Cast Aluminium Instead
  While teak is highly durable, cast aluminium requires far less maintenance, doesn’t need seasonal treatment, and won’t change in appearance over time—ideal for those wanting long-term reliability without upkeep.

2. Synthetic Rattan (PE Rattan) Garden Furniture

Stylish and Low-Maintenance

Synthetic rattan furniture, often made from polyethylene (PE), mimics the look of natural wicker while offering far superior weather resistance. It’s UV-stabilised, waterproof, and highly flexible, making it perfect for modern modular sofa sets, corner seating, and loungers.

One of the main advantages of PE rattan is its ease of care—simply wipe it down occasionally to keep it looking fresh. However, not all rattan is created equal. Low-cost sets may use thin weaves or frames made from untreated steel, which can rust over time.

For long-term durability, opt for higher-end models with aluminium frames and tighter weave construction.

• Pros
  UV-resistant, waterproof, flexible, and stylish; low maintenance.

• Cons
  Durability varies by frame quality; cheaper sets can sag or rust over time.

• Best For
  Modern patios, modular seating, and informal outdoor lounging.

• Why Choose Cast Aluminium Instead
  PE rattan often relies on underlying frames that may degrade, especially in harsh weather. Cast aluminium is a structurally solid, one-material build that won’t warp, rust, or weaken—even in extreme conditions.

3. Powder-Coated Steel Furniture Sets

Affordable Strength with a Contemporary Edge

Powder-coated steel offers a sleek, modern alternative to aluminium and wood, with the added benefit of high structural strength. The powder coating acts as a barrier against moisture and corrosion, making it more weather-resistant than bare metal.

However, the key to longevity lies in the coating itself — if it chips or scratches, the exposed steel underneath can begin to rust. While not quite as foolproof as aluminium, it’s still a great choice for covered patios, urban gardens, or spaces where you want a bold, industrial look at a lower cost.

Just be mindful of placement and maintenance to avoid damage from long-term exposure.

• Pros
  Strong, sleek, and cost-effective; powder coating offers decent weather resistance.

• Cons
  Can rust if the coating chips; heavier to move; less forgiving in damp or coastal climates.

• Best For
  Contemporary gardens or covered outdoor dining tables.

• Why Choose Cast Aluminium Instead
  Unlike steel, cast aluminium won’t rust—even if scratched. It’s also lighter and easier to handle while still offering impressive strength and wind resistance, making it better suited to year-round UK use.

4. Plastic/Resin Patio Furniture

Budget-Friendly and Weatherproof

Resin and moulded plastic furniture has come a long way in recent years. These materials are fully waterproof, fade-resistant, and lightweight—making them a practical choice for small gardens, balconies, or rental properties.

They’re also easy to clean and move, which is ideal for seasonal setups. However, despite their affordability, plastic sets can lack the refinement and durability of more premium materials.

Over time, they may become brittle, especially when exposed to prolonged sunlight or extreme cold. If aesthetics and longevity are less of a concern, plastic furniture is a great no-fuss option.

• Pros
  Budget-friendly, waterproof, fade-resistant, and easy to clean.

• Cons
  Shorter lifespan; can become brittle; limited in design sophistication.

• Best For
  Balconies, small gardens, or temporary outdoor setups.

• Why Choose Cast Aluminium Instead
  Plastic furniture is often seen as disposable and can look dated quickly. Cast aluminium offers a more elegant, permanent solution, with timeless designs that last for years and add visual value to your garden.

5. Polywood (Recycled Plastic Lumber) Outdoor Furniture

Sustainable and Strong

Polywood is a high-performance, eco-conscious material made from recycled plastics, such as milk jugs and detergent bottles. It’s engineered to replicate the appearance of painted or natural wood, but without the maintenance or vulnerability to rot, cracking, or insect damage.

Polywood is completely weatherproof and surprisingly sturdy, making it a fantastic option for garden benches, dining sets, and Adirondack chairs.

While it’s heavier than standard plastic and the eco-versions are priced slightly higher, its longevity and sustainability credentials more than justify the cost. It’s an ideal choice for environmentally conscious buyers who don’t want to compromise on style or performance.

• Pros
  Some brands are eco-friendly, weatherproof, durable, and mimic wood appearance without rotting or cracking.

• Cons
  Heavier than standard plastic; slightly more expensive, can fade in the sun.

• Best For
  Sustainable furniture lovers seeking low-maintenance wood alternatives.

• Why Choose Cast Aluminium Instead
  While polywood is a strong contender, cast aluminium offers greater design versatility — from ornate to minimalist styles — and performs equally well in all weather without bulkiness.

Comparison Table: Best Garden Furniture Materials for UK Weather

Material	Weather Resistance	Maintenance	Durability	Best For
Cast Aluminium	⭐️⭐️⭐️⭐️⭐️ Rust, UV, frostproof	Very low	10–15+ years	All-year outdoor use, any climate
Teak	⭐️⭐️⭐️⭐️ Water & rot-resistant	Medium (needs oiling)	10–20 years	Classic, luxury wooden setups
Synthetic Rattan	⭐️⭐️⭐️⭐️ UV & moisture-resistant	Low	5–10 years	Modular seating, patios
Powder-Coated Steel	⭐️⭐️⭐️ Good if the coating is intact	Low–Medium	5–8 years	Covered areas, modern garden styles
Polywood	⭐️⭐️⭐️⭐️ Fully weatherproof but can fade in the sun	Very low	10+ years	Eco-conscious buyers, wood-look alternatives
Plastic/Resin	⭐️⭐️⭐️ Waterproof, UV-resistant	Very low	2–5 years	Small spaces, temporary setups

Materials to Avoid in Harsh UK Weather

Not all garden furniture materials are built to handle the UK’s famously unpredictable climate. While some options may seem appealing due to price or appearance, they often fall short when exposed to regular rainfall, fluctuating temperatures, and high humidity.

To avoid disappointment — and avoid replacing your outdoor setup every season — it's important to know which materials to steer clear of.

1. Untreated Softwoods (e.g. Pine)
   Although softwoods like pine can be visually appealing and inexpensive, they are not suited for long-term outdoor use unless properly treated. These woods absorb moisture easily, making them especially vulnerable to rot, mildew, and warping in the damp British climate. Even when treated initially, they often require ongoing maintenance and reapplication of sealants to stay weather-resistant. If neglected, untreated softwood furniture may deteriorate significantly within just one or two seasons.

2. Non-Coated Steel
   Steel is known for its strength, but without a powder-coated or galvanised finish, it is highly susceptible to rust. Rain, morning dew, and even humidity can cause corrosion to develop quickly, especially around joints and weld points. Once rust sets in, it can compromise both the appearance and structural integrity of the furniture. For outdoor use, always opt for powder-coated or stainless steel alternatives if steel is your preferred look.

3. Low-Grade Wicker or Woven Furniture
   Natural wicker and poorly made synthetic wicker alternatives often lack the durability needed for year-round exposure. Low-grade versions can become brittle and fade with UV exposure or absorb moisture and develop mould. Weaves may loosen, fray, or sag, particularly if the frame underneath isn’t made from rust-resistant materials. While quality PE rattan can be a good option, avoid budget wicker pieces unless you plan to keep them fully covered or stored away during poor weather.

The bottom line is, that while these materials may seem like a cost-effective or aesthetically pleasing choice, they often demand significant upkeep or have a short lifespan in the face of the UK’s changing seasons. For lasting value, comfort, and peace of mind, it's best to invest in materials specifically designed to endure outdoor conditions—such as cast aluminium, teak, or polywood.

Our Final Verdict: Choose Cast Aluminium for Lasting Value

When it comes to garden furniture that truly withstands the full range of the UK’s often unpredictable weather, cast aluminium stands head and shoulders above the rest.

This material strikes the perfect balance between strength, elegance, and practicality, making it an excellent choice for any outdoor space—whether that’s a compact balcony, a cosy patio, or an expansive lawn.

Its rust-resistant nature and durability mean it effortlessly copes with rain, frost, and UV exposure, all while maintaining its aesthetic appeal season after season.

Investing in quality garden furniture made from cast aluminium not only reduces maintenance time but also extends the lifespan of your outdoor setup.

This translates into better value over the long term, sparing you the frustration and expense of frequent replacements.

Whether you are creating a quiet retreat for morning coffee or outfitting a lively entertaining area for family and friends, the reliability and timeless design of cast aluminium furniture make it a smart and stylish choice.

For those considering specific options, here are some of our expert-approved cast aluminium furniture sets worth exploring:

Mia Outdoor Bistro Set

Lazy Susan's Mia 4-Seater Bistro Set is a compact, rust-resistant cast aluminium set featuring an 88cm round table with an intricate spiral lattice design and four matching April chairs, available in Antique Bronze, White, and Slate Grey.

June Patio Dining Set

Lazy Susan's June 6-Seater Garden Set is a bestselling oval dining set crafted from rust-resistant cast aluminium, featuring a decorative lattice top with a double-helix border and six matching April chairs, making it ideal for year-round outdoor entertaining. Pair with our chair cushions and a parasol for the ultimate patio dining luxury.

Stella Garden Sun Loungers

Our Stella Garden Sun Loungers are a 177cm long, rust-resistant cast aluminium lounger featuring elegant latticework, scrolled armrests, and rear wheels for easy mobility, available in Antique Bronze, Slate Grey, and White finishes.

Jasmine Cast Aluminium Garden Bench

The Jasmine Compact Aluminium Bench, lightweight yet sturdy, fits beautifully into front gardens, balconies, or entryways where space might be limited but style and weather resistance are essential. They look great paired with our range of side tables and coffee tables.

Choosing the right garden furniture can sometimes feel overwhelming, but you don’t have to go it alone. Our team of outdoor living experts is ready to assist you in finding pieces that not only stand up to the British weather but also complement your personal style and garden layout.

Whether you’re prioritising durability, design, or a balance of both, we’re here to provide tailored advice and recommendations. Contact Lazy Susan today for personalised guidance to help you select garden furniture that will bring beauty and functionality to your outdoor space for years to come.

Frequently Asked Questions

Q: What is the most weatherproof material for garden furniture in the UK?

Cast aluminium is widely considered the most weatherproof material for UK gardens. At Lazy Susan, we only use high-quality materials. Our furniture is rust-proof, UV and frost-resistant, and requires minimal maintenance, making it ideal for year-round use.

Q: Is teak good for wet weather?

Yes — teak is naturally water-resistant due to its high oil content. It performs well in wet conditions, though it will weather to a silver-grey patina over time unless regularly treated.

Q: Can I leave garden furniture outside all year round?

That depends on the material. Cast aluminium, teak, synthetic rattan, and polywood are all suitable for year-round outdoor use. Furniture made from untreated softwoods or non-coated steel should be covered or stored during winter.

Q: How do I maintain weatherproof garden furniture?

Most weatherproof materials require little more than occasional cleaning with soapy water. Cast aluminium and polywood, for example, need no sanding, staining, or sealing.

Q: What garden furniture material lasts the longest?

Cast aluminium and high-grade teak tend to have the longest lifespans, often lasting over a decade or more with proper care. Polywood also offers excellent longevity and eco-credentials but lacks the quality feel.

If you have our weatherproof garden furniture in your garden, we’d love to see a few photos for our Do Some Good charity campaign. You can tag us @LazySusanFurniture on Instagram or Facebook or Upload It Here.