Biarritz weather in April
Temperature, sea and sunshine in April: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in April
Poor
Best time to visit: July – August
What is the weather like in Biarritz in April?
In April, Biarritz is mild: daytime highs average 16 °C, and nights cool down to about 9 °C. The sea averages 13.8 °C – swimming is only for the hardy. The sun shines for around 7 hours a day. Rain is frequent, with about 14 rainy days and 99 mm in total. All in all, April is not an ideal month for a holiday in Biarritz.
April compared
How the weather changes from March to May. Tap a month to open it.
More details for April
- Daylight
- 13 h 22 min07:25 – 20:48
- UV index
- 7 · highclear sky, noon (estimate)All months
- Muggy days
- 0 daysdew point 18 °C or more
- Wind
- 19 km/haverage daily peak
- Cloud cover
- 64 %on average
- Hot days
- 0 days30 °C or more
- Time zone
- UTC+2Europe/Paris
How the score comes together
- Temperatureweight 35 %0 %
- Seaweight 25 %0 %
- Sunshineweight 20 %67 %
- Few rainy daysweight 20 %31 %
Each factor is rated from 0 to 100 % and weighted for the travel style “Sun, sea & sand”.
What to pack in April
- Sunscreen
- Sunglasses & sun hat
- A jumper for the evenings
- Rain jacket or umbrella
Biarritz in April: quick answers
Is Biarritz hot in April?
No. In April, Biarritz is mild: daytime highs average 16 °C and nights drop to about 9 °C.
Can you swim in Biarritz in April?
Only if you don't mind cold water: in April the sea averages just 13.8 °C. Comfortable swimming is possible from July to September.
Does it rain much in Biarritz in April?
Rain is frequent, with about 14 rainy days and 99 mm in total.
Biarritz month by month
The whole year in BiarritzAll destinations: FranceWhere to go in April
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, GeoNames (CC BY 4.0)