Switzerland weather

Our guide to the weather in Switzerland during May

16

Average high

4

UV Index

210mm

Monthly rainfall

80%

Humidity

Switzerland is a stunning destination with majestic mountains, crystal clear lakes and a unique culture; May is an ideal time to explore the country's outdoor activities. We've looked at the most up-to-date weather data for Switzerland, covering the last 12 years up to 2026, plus we've asked our team of travel bloggers for their first-hand experiences in order to answer the most frequently asked questions about Switzerland weather in May.

What's the temperature like in Switzerland during May?

The temperature reaches around 16℃ during the daytime in May, falling away to 6℃ at night. The UV index will be moderate at this time of year, so not something to worry about for the average person. However, if you're going to be outside for long periods it's worth wearing a broad spectrum SPF 30+ sunscreen and UV-blocking sunglasses. Remember that bright surfaces, such as water and sand increase UV exposure.

Does it snow in Switzerland during May?

Possibly. There's a chance of snow during May but not as much as you might think. Check the local forecast before you leave home so that you can pack appropriate footwear and clothing.

Does it rain in Switzerland during May?

May is typically the wettest month in Switzerland. On average, there will be 12 rainy days during the month, amounting to 209.8mm in total. That's a lot of rain. For comparison, the wettest months in the UK typically sees between 80mm and 100mm, depending on where you are. There's a small chance that you'll catch a thunderstorm during your trip.

Is it windy in Switzerland during May?

You're unlikely to experience any strong winds. Expect a light breeze that picks up slightly at times in May. With moderate air temperatures, any breeze will feel cool.

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Switzerland Blog posts

From the UK's most popular travel bloggers

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Leukerbad Therme, Switzerland – A Review of Snow and Spas

16th February 2026 by Globalmouse Travels

In this post, Louise from Globalmouse Travels shares her family’s experience at the stunning thermal baths of Leukerbad Therme in Switzerland. Nestled in the picturesque snowy mountains, they enjoyed a memorable day trip that included a ride on the cable car to the breathtaking Gemmi Pass. Join her as she recounts their adventures in this charming town and the relaxing delights of the renowned Leukerbad Therme....

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The best things to do in Geneva in winter

22nd December 2025 by Inside the Travel Lab

Many travellers make the common error of rushing straight from the airport to the ski slopes, but they miss out on the charm of Geneva in winter. This vibrant city offers a wealth of experiences beyond the mountains, from stunning lakeside views to delightful cultural attractions. Here’s a look at some of the best things to do in Geneva during the colder months....

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Here’s Why Winter in Lausanne Is So Special

7th December 2025 by Inside the Travel Lab

Winter in Lausanne offers a unique blend of lakeside charm, twinkling festive lights, and inviting cafés that beckon for a warm drink. With an array of world-class museums to explore during the day, this Swiss city transforms into a winter wonderland. Here’s a guide to uncovering the magic of Lausanne in the colder months....

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Lucerne in Winter: How to Plan the Perfect City Break

2nd January 2025 by Emily Luxton

Planning a winter city break in Lucerne, Switzerland? Look no further! This guide has all the essential information to help you make the most of your trip - from the best time to visit and top activities to packing tips and more. Stay tuned for a comprehensive look at how to plan the perfect city break in Lucerne this winter....

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Basel on a budget

20th December 2024 by Budget Traveller

Nestled at the meeting point of Switzerland, France, and Germany, Basel is a charming city with a population of just under 200,000. This vibrant destination effortlessly combines the best of both worlds, seamlessly blending historic charm with modern innovation....

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Why Lucerne is the Perfect Christmas Destination in Switzerland

20th December 2024 by Emily Luxton

With its snowy landscapes, festive cheer, and plenty of gluhwein, Lucerne in Switzerland is the ideal city break destination for Christmas. Join Emily Luxton as she explores why Lucerne is the perfect place to celebrate the festive season in her latest travel post....

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Lucerne on a budget

2nd January 2025 by Budget Traveller

Nestled amidst lakes and mountains in the heart of the country, there is one city that truly encapsulates the beauty of the British landscape....

Weather in Switzerland

Our month-by-month guide to the weather and climate in Switzerland

2.7

Switzerland weather in

January
3.9

Switzerland weather in

February
8.4

Switzerland weather in

March
13.3

Switzerland weather in

April
16.3

Switzerland weather in

May
20.8

Switzerland weather in

June
22.8

Switzerland weather in

July
22.8

Switzerland weather in

August
18.7

Switzerland weather in

September
14.3

Switzerland weather in

October
8.6

Switzerland weather in

November
4.1

Switzerland weather in

December