Guéthary Weather in May

May in Guéthary brings pleasant temperatures, with daytime highs of 20°C (68°F) and nights around 13°C (55°F). Quite a bit of rainfall is expected, around 109 mm (4.3 in), so pack an umbrella.

Rainfall in Guéthary in May

You can expect rain on around 17 days based on historical patterns, with 109 mm (4.3 in) average for the month. Rain falls regularly this month and can be quite heavy when it does. Showers can be substantial, so waterproof gear is a good idea.

Temperature in Guéthary in May

Daytime temperatures in Guéthary reach 20°C (68°F) in May, dropping to 13°C (55°F) at night. Even when the weather is stable, mornings and evenings can still feel distinctly cool. With overnight lows of 13°C (55°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep.

Sunshine in Guéthary in May

The month enjoys around 192 hours of sunshine, creating mostly sunny days with good weather conditions.

For Guéthary itself, June, July and August generally stand out with the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.

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For a detailed overview over the year and the best time to visit France, check out our Guéthary's climate page.

Guéthary Temperature in May

Min Temperature 13°C (55°F)  

Max Temperature 20°C (68°F)  

Chance of Rain 56%  

Precipitation 109 mm (4.3 in)  

Rainy days 17 days  

Humidity 78% *  

Sunshine 192 hours *  

Percentage Sunshine *  

* Data from: Biarritz, France (7 KM, 4 Miles).

What to Wear in Guéthary in May

For Guéthary in May, you'll want flexible clothing. It's wise to pack cotton shirts, comfortable shorts, and a pair of jeans for cooler evenings. A light sweater or jacket is useful for air-conditioned spaces (like buses) or unexpected cool moments. High rain levels are expected, so pack waterproof gear and an umbrella or poncho. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.

What To Do in Guéthary in May

We rated the following activities from 1 (least suitable) to 10 (best) to do.

Swimming

6/10

Cycling

9/10

Walking

9/10

Camping

6/10

Outdoor sports

9/10

Select a Month

Check the conditions for any month of the year.

• January
• February
• March
• April

• May
• June
• July
• August

• September
• October
• November
• December

For a detailed overview over the year and the best time to visit France, check out our Guéthary's climate page.

More climate data for Guéthary

Temperature Rainfall Sunshine Humidity

See the full Guéthary climate overview or explore weather in France.