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Live forecasts update automatically; written guidance last reviewed 16 June 2026 by the Civic Insight weather desk. Data from national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
Biarritz, on the Basque coast of southwest France, sees mild, wet winters and warm, often sunny summers. The live forecast above shows the current conditions for this Atlantic resort, with sea breezes keeping summer heat in check and winter temperatures rarely dropping below freezing.
What is the weather in Biarritz like by month?
Biarritz weather by month follows a classic oceanic pattern. Winters (December to February) are cool and damp, with average highs around 12–14°C. Biarritz weather february remains chilly and wet, though snow is rare. Spring brings gradual warming, with biarritz weather may seeing pleasant highs of 18–20°C and longer sunny spells. Summer (June to August) is the peak season: biarritz weather june averages 22–24°C, with July and August slightly warmer but tempered by Atlantic winds. Autumn is mild and often the sunniest season, with September rivaling June for warmth.
How accurate are 10-day and 14-day forecasts for Biarritz?
For biarritz weather 10 days ahead, the Met Office and BBC provide reliable trend guidance, though accuracy drops after day 7. A weather in biarritz 10 days outlook is useful for planning travel, but for precise conditions, check the live forecast above closer to your trip. Biarritz weather 14 days forecasts are best treated as a broad indication of pressure patterns rather than exact temperatures.
Does Biarritz have good weather year round?
Biarritz weather year round is mild but changeable. Summers are warm and pleasant, while winters are cool and wet. It is not a guaranteed-sun destination, but the climate is comfortable for most outdoor activities in every season.
When is the best time to visit Biarritz for sun?
June to September offers the most reliable sunshine and warmth. July and August are busiest and priciest; May and September provide a quieter experience with still-favourable conditions for beach and surf.
Is Biarritz windy?
Yes, especially in spring and autumn. The Atlantic coast generates consistent onshore breezes, making Biarritz a popular surf destination. Wind speeds are generally moderate, rarely reaching storm force except during winter lows.
Sources
For more UK forecasts, visit our UK weather hub or check the 10 day weather forecast UK. Regional pages include Bristol Weather and Liverpool Weather.