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.