Roundup review
A sudden downpour can ruin a great day on the trails, making a reliable pair of waterproof hiking pants an essential bit of kit for any UK walker. To find the best options for 2026, we analysed over 25 popular models, comparing technical specifications like hydrostatic head and breathability ratings, collating hundreds of user reviews from major UK outdoor retailers, and assessing overall value for money. Our top recommendation, the Arc'teryx Beta Pant, stands out for its exceptional GORE-TEX performance, durable construction, and thoughtful design, making it the best overall investment for serious hikers.
Quick Comparison
Arc'teryx Beta
- Unbeatable GORE-TEX weather protection
- Extremely durable build quality
- Full-length side zips for easy use
Rab Downpour Eco
- Excellent waterproofing for the price
- Made from 100% recycled materials
- Lightweight and highly packable
Montane Spirit Lite
- Incredibly low weight and pack size
- GORE-TEX Paclite for reliable waterproofing
- Ideal for fast-moving mountain pursuits
Berghaus Maitland
- Classic, bombproof construction
- 2-Layer GORE-TEX for total protection
- A workhorse for tough conditions
Mountain Equipment Zeno
- Excellent articulated fit for scrambling
- DRILITE® fabric offers some stretch
- Long zips for ventilation and access
The Best Waterproof Hiking Pants
- Arc'teryx Beta Pant - Best overall
- Rab Downpour Eco Pants - Best Value
- Montane Spirit Lite Pants - Best Lightweight
- Berghaus Maitland GORE-TEX Overtrousers - Best Durability
- Mountain Equipment Zeno Pant - Best for Mobility
How We Chose the Best Waterproof Hiking Pants
To provide you with a reliable and practical guide, our selections are based on extensive market research rather than direct hands-on testing. We analysed the technical specifications of over 25 pairs of waterproof trousers from leading outdoor brands. Key data points included waterproof ratings (hydrostatic head), breathability ratings (RET scores), fabric technology (like GORE-TEX, Pertex Shield, and proprietary membranes), weight, and packability. We then cross-referenced this data with hundreds of real-world user reviews from major UK retailers such as Cotswold Outdoor, Go Outdoors, and Ellis Brigham to understand long-term performance, durability, and fit. Our final choices represent a balance of performance, value, and suitability for the varied conditions of the British outdoors.
The Best Waterproof Hiking Pants in Detail
Arc'teryx Beta Pant
For the hiker who demands uncompromising performance and is willing to invest in top-tier kit, the Arc'teryx Beta Pant is the clear winner. Built with robust and highly breathable GORE-TEX fabric, it offers complete protection from wind and rain, even in the most severe conditions. The construction quality is exceptional, with reinforced insteps to prevent damage from crampons or boots, and full-length side zips that make them incredibly easy to pull on over bulky hiking boots. While the price is undeniably high, its durability and flawless performance make it a long-term investment that pays dividends on every wet and windy expedition.
Pros
- Exceptional GORE-TEX waterproofing and breathability
- Incredibly durable construction for longevity
- Full-length Watertight™ side zips for easy on/off
- Reinforced insteps add protection from abrasion
Cons
- Premium price point is a significant investment
- Can feel a bit stiff before being broken in
Rab Downpour Eco Pants
The Rab Downpour Eco proves that you don't need to spend a fortune to get excellent, reliable waterproofing. Using Pertex® Shield 2.5-layer fabric made from 100% recycled materials, these pants offer solid protection against rain while maintaining good breathability. They are lightweight, highly packable, and feature knee-length zips that allow you to pull them on over most walking boots without too much hassle. While not as robust as premium GORE-TEX options, they provide more than enough performance for the vast majority of UK hillwalkers and represent outstanding value for money, backed by strong environmental credentials.
Pros
- Excellent performance for the price point
- Constructed from 100% recycled fabrics
- Lightweight and packs down very small
- Knee-length zips aid with ventilation and access
Cons
- Lighter fabric is less durable than 3-layer options
- Knee-length zips can be tricky with larger boots
Montane Spirit Lite Pants
For trail runners, fast-packers, and anyone counting every gram, the Montane Spirit Lite Pants are the ultimate 'just-in-case' waterproofs. Utilising GORE-TEX Paclite® Plus technology, they offer fantastic waterproof performance in an astonishingly lightweight and packable design—you'll barely notice them in your pack. The fit is athletic and streamlined, with articulated knees for freedom of movement. The trade-off for this minimal weight is durability; the thin fabric requires care to avoid snags on rocks or thorns. However, for fast and light adventures where weight is critical, their performance is hard to beat.
Pros
- Extremely lightweight and incredibly packable
- Reliable GORE-TEX Paclite® Plus waterproofing
- Articulated knees provide excellent mobility
- Elasticated waist offers a simple, secure fit
Cons
- Thinner fabric is less resistant to abrasion and tears
- Ankle-zips are short, making them difficult to get over large boots
Berghaus Maitland GORE-TEX Overtrousers
The Berghaus Maitland overtrousers are a classic for a reason: they are built like a tank. Using a 2-layer GORE-TEX construction, they prioritise durability and outright weather protection above all else. These are the trousers you reach for when you're expecting prolonged, heavy rain and are likely to be navigating through rough terrain. The fit is generous, designed to be worn easily over other layers, and the three-quarter length side zips provide both ventilation and easy access. They aren't the lightest or most breathable, but for sheer rugged reliability and year-round mountain use, the Maitlands are a dependable workhorse.
Pros
- Extremely tough and durable outer fabric
- Proven 2-Layer GORE-TEX for total waterproofing
- Generous cut fits well over hiking trousers
- ¾ length side zips for effective venting
Cons
- Heavier and bulkier than more modern designs
- Breathability is adequate rather than exceptional
Mountain Equipment Zeno Pant
When your hike involves scrambling over rocks or high steps, freedom of movement is paramount. The Mountain Equipment Zeno Pant excels here, thanks to its excellent articulated fit and proprietary 2.5-layer DRILITE® fabric, which has a hint of stretch. This combination means the pants move with you, never feeling restrictive. They offer impressive waterproofing and breathability for their price, and the full-length side zips are a premium feature usually found on more expensive models, making them a breeze to get on and off. They strike a fantastic balance between lightweight design, robust weather protection, and an unrestrictive fit, making them ideal for dynamic mountain days.
Pros
- Superb articulated cut for excellent mobility
- Stretchy DRILITE® fabric is comfortable and effective
- Full-length side zips are a huge practical benefit
- Great balance of weight, performance, and price
Cons
- DRILITE® fabric is not quite as breathable as top-end GORE-TEX
- Fit is trimmer, which may not suit all body shapes or thick underlayers
Buying Guide: How to Choose Waterproof Hiking Pants
Navigating the technical jargon around waterproof trousers can be confusing. Here’s a practical breakdown of what to look for to ensure you get the right pair for your needs and budget.
Waterproof Ratings (Hydrostatic Head)
This measures how much water pressure a fabric can withstand before it leaks. It's measured in millimetres (mm). A higher number means more waterproof.
- 5,000mm - 10,000mm: Suitable for light rain and short-term exposure. Fine for low-level walks where you can find shelter.
- 10,000mm - 20,000mm: The sweet spot for most UK hikers. This level will keep you dry in prolonged, moderate to heavy rain.
- 20,000mm+: This is premium territory, designed for severe, persistent rain and harsh mountain conditions. GORE-TEX fabrics typically sit in this bracket (often 28,000mm).
Breathability Ratings (RET or MVTR)
Waterproofing is only half the battle. If your trousers don't let sweat vapour escape, you'll get wet from the inside. Breathability is key to comfort.
- RET (Resistance to Evaporative Heat Transfer): A lower number is better.
- RET 0-6: Extremely breathable. Ideal for high-intensity activities like trail running or fast hiking.
- RET 6-13: Very breathable. A great all-round choice for general UK hillwalking.
- RET 13-20: Good breathability. Suitable for less strenuous walks.
- MVTR (Moisture Vapour Transmission Rate): A higher number is better (g/m²/24hr). While less common now, you might still see it. Look for figures over 10,000g for decent performance.
Fabric Technology: GORE-TEX vs The Rest
GORE-TEX is the market leader and a benchmark for performance. It comes in several varieties: standard GORE-TEX (durable), GORE-TEX Pro (most rugged), and GORE-TEX Paclite (lightweight and packable). It offers excellent, reliable waterproofing and breathability but comes at a premium price.
Proprietary Fabrics like Rab's Pertex Shield, Mountain Equipment's DRILITE®, and Berghaus's Hydroshell are developed by brands to offer similar performance to GORE-TEX, often at a more competitive price point. They are often excellent and can provide fantastic value.
Key Features to Consider
- Side Zips: This is a crucial feature. Full-length zips are best, allowing you to put trousers on over muddy boots and providing maximum ventilation. ¾ or knee-length zips are a good compromise, but ankle zips are often insufficient for anything but trail shoes.
- Articulated Knees: Pre-shaped fabric around the knee allows for much better freedom of movement when you're climbing steep ground.
- Adjustable Waist: An elasticated waist with a drawcord provides a secure and comfortable fit.
- Ankle Adjustments: Press studs or velcro tabs at the ankle allow you to cinch the trousers around your boots, keeping water and mud out.
- Reinforced Areas: Look for tougher fabric on the instep (to protect from boot scuffs and crampons) and sometimes on the seat and knees for added durability.
Delivery, Returns, and Final Cost
Before you buy, always check the retailer's terms. Delivery costs can add to the final price, so look for free delivery offers. More importantly, check the returns policy for outdoor clothing. Many retailers will not accept returns on items that have been worn outdoors, so be sure to try them on at home first. Sizing can vary between brands, so check size guides and recent customer reviews for tips on whether a product runs large or small.
Final Verdict: Best Waterproof Hiking Pants
Choosing the right waterproof hiking pants depends on your specific needs and budget, but for the best all-round performance, durability, and features for serious UK hikers, the Arc'teryx Beta Pant is our top recommendation. Its GORE-TEX construction provides flawless weather protection, and its robust build means it will last for many seasons of hard use, making it a sound long-term investment. If your budget is tighter, the Rab Downpour Eco Pants offer exceptional value, providing reliable waterproofing and great packability without breaking the bank.
Ultimately, the best pair is the one you have with you when the rain starts. Consider your typical activities, check the features that matter most to you, and invest in a pair that will keep you dry, comfortable, and happy on the trail.
Best Waterproof Hiking Pants 2026 FAQ
What's the difference between water-resistant and waterproof?
Water-resistant (or showerproof) clothing can handle light, brief showers. The fabric is usually treated with a Durable Water Repellent (DWR) coating that makes water bead up and roll off. However, in persistent rain or under pressure (like kneeling on wet ground), water will eventually soak through. Waterproof clothing features a membrane or coating (like GORE-TEX) with microscopic pores that are too small for water droplets to pass through but large enough for sweat vapour to escape. These garments have taped seams to prevent leaks and offer a much higher level of protection, measured by a hydrostatic head rating.
How do I wash my waterproof hiking pants?
Washing your waterproofs is essential for maintaining their performance. Dirt, sweat, and oils can clog the membrane's pores, reducing breathability. Always check the garment's care label first. Generally, you should use a technical wash product (like Nikwax Tech Wash or Grangers Performance Wash) instead of regular laundry detergent, which can damage the DWR coating. Wash on a gentle, low-temperature cycle, and give it an extra rinse. To reactivate the DWR, you can often tumble dry the trousers on a low heat setting for about 20 minutes (again, check the label!).
Do I need to re-proof my waterproof trousers?
Yes, over time the factory-applied DWR coating will wear off. You'll notice this when water stops beading on the surface and starts to 'wet out' or soak into the outer fabric. This compromises breathability, making you feel clammy inside. After washing your trousers, you can restore the finish with a spray-on or wash-in re-proofing product (like Nikwax TX.Direct or Grangers Clothing Repel). This will restore the surface water repellency and keep your trousers performing at their best.
Are full-length zips really necessary?
While not strictly necessary for everyone, full-length zips offer significant practical advantages, especially in the unpredictable UK weather. They allow you to put on or take off your overtrousers quickly without having to remove your muddy hiking boots, which is a huge benefit when caught in a sudden downpour on a hillside. They also double as full-length vents, allowing you to dump a massive amount of heat quickly when you're working hard uphill, offering far more temperature regulation than trousers without them.