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Live forecasts update automatically; written guidance last reviewed 16 June 2026 by the Public Report weather desk. Data from national met services via Open-Meteo.
Live data from Open-Meteo · updates automatically ·
Check the live forecast above for Biarritz before planning outdoor activities; the Atlantic coast brings frequent shifts between rain and sun, so a waterproof layer is advisable even in summer.
What is the typical weather pattern in Biarritz?
Biarritz has a maritime climate with mild winters and warm summers. Average highs range from 12°C in January to 25°C in August. Rainfall is spread across the year, though autumn and winter months (October to February) tend to be wettest. The city benefits from the Bay of Biscay, which moderates temperature extremes.
How does Biarritz weather change by season?
Spring (March–May) is changeable, with temperatures rising from 14°C to 19°C. Biarritz weather May often brings pleasant conditions but occasional showers. Summer (June–August) is warm and relatively dry; biarritz weather june sees averages around 22°C. Autumn (September–November) stays mild into October, then turns wetter. Winter (December–February) is cool and windy; biarritz weather february averages 13°C high, 6°C low. For a broader view, see biarritz weather by month data in the live forecast above.
Is Biarritz weather reliable for a beach holiday?
Summer (June to September) offers the most reliable beach weather, with sea temperatures reaching 21–23°C. However, Atlantic breezes and occasional rain can occur even in July; check the weather in biarritz 10 days forecast before booking.
What is the best month to visit Biarritz?
June and September combine warm temperatures (22–24°C) with fewer crowds than August. For surfing, autumn (September–October) provides consistent swell and milder air. For a full picture, review biarritz weather year round data in the live forecast.
Does Biarritz have a long-range forecast available?
Yes, the live forecast above includes biarritz weather 14 days outlook. For shorter planning, the weather in biarritz 10 days view is also provided. Accuracy decreases beyond 7 days, so check back closer to your trip.
Sources
For UK comparisons, see UK weather hub or check Bristol Weather for a similar maritime climate. For long-range planning, visit 10 Day Weather Forecast UK.