April weather forecastBiarritz, France
April weather for Biarritz, France: On the last day of April, in Biarritz, France, sunrise is at 06:59 and sunset at 21:07 CEST. April's arrival in Biarritz registers an average high-temperature of an enjoyable 16°C (60.8°F), closely aligning with the temperature of the previous month.
April
Weather in April
April boasts a special charm in Biarritz as the weather steadily warms up and spring unveils its full blossom. The temperatures continue their rise, settling in the low 16°C (60.8°F). Rainfall and humidity stay steady, while snowfall has vanished entirely. Increased sunshine by an hour and a half in comparison to March underscores the ambiance of spring. April ushers in warmer weather, steady rain, and expanded daylight hours while retaining the soft spring touch.Temperature
April's arrival in Biarritz registers an average high-temperature of an enjoyable 16°C (60.8°F), closely aligning with the temperature of the previous month. Nighttime temperatures in April average to a frosty 9.7°C (49.5°F) in Biarritz, France.Humidity
In Biarritz, the average relative humidity in April is 77%.Rainfall
In Biarritz, in April, during 17.8 rainfall days, 56mm (2.2") of precipitation is typically accumulated. In Biarritz, during the entire year, the rain falls for 189.1 days and collects up to 795mm (31.3") of precipitation.Snowfall
April through November are months without snowfall.Sea temperature
In April, the average sea temperature is 14.1°C (57.4°F).Note: With the appropriate swimsuit, one can swim in 14.1°C (57.4°F) even if temperatures dip below 10°C (50°F); otherwise, be ready for cold shock and breath issues. A fleeting swim around 13°C (55.4°F) is distressing.
Daylight
The average length of the day in April in Biarritz, France, is 13h and 26min.On the first day of the month, sunrise is at 07:46 and sunset at 20:33. On the last day of April, in Biarritz, France, sunrise is at 06:59 and sunset at 21:07 CEST.
Sunshine
In Biarritz, France, the average sunshine in April is 7h.UV index
The average daily maximum UV index in April in Biarritz, France, is 4. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for average individuals.Note: In April, the maximum UV index of 4 suggests these recommendations:
Put precautions into practice - Guidance to elude sunburn is provided. When the Sun is at its strongest around midday, find shade and limit exposure. To cut down UV radiation exposure by about half, sport a wide-brim hat.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in April
Biarritz, France
- Average high temperature in April: 16°C
The warmest month (with the highest average high temperature) is August (24.4°C).
The month with the lowest average high temperature is January (10.8°C).
- Average low temperature in April: 9.7°C
The month with the highest average low temperature is August (17.1°C).
The coldest month (with the lowest average low temperature) is February (6.2°C).
Average pressure in April
Biarritz, France
- Average pressure in April: 1015.6mbar
The month with the highest atmospheric pressure is December (1021.7mbar).
The month with the lowest atmospheric pressure is April (1015.6mbar).
Average wind speed in April
Biarritz, France
- Average wind speed in April: 12.2km/h
The windiest months (with the highest average wind speed) are January and November (15.1km/h).
The calmest month (with the lowest average wind speed) is August (10km/h).
Average humidity in April
Biarritz, France
- Average humidity in April: 77%
The month with the highest relative humidity is June (80%).
The month with the lowest relative humidity is October (73%).
Average rainfall in April
Biarritz, France
- Average rainfall in April: 56mm
The wettest month (with the highest rainfall) is November (119mm).
The driest month (with the least rainfall) is September (40mm).
Average rainfall days in April
Biarritz, France
- Average rainfall days in April: 17.8 days
The month with the highest number of rainy days is April (17.8 days).
The month with the least rainy days is October (13 days).
Average snowfall in April
Biarritz, France
- Average snowfall in April: 0mm
The month with the highest snowfall is February (5mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in April
Biarritz, France
- Average snowfall days in April: 0 days
The month with the highest number of snowfall days is February (0.8 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average sea temperature in April
Biarritz, France
- Average sea temperature in April: 14.1°C
The best month for swimming (with the highest average sea temperature) is August (21.4°C).
The coldest month (with the lowest average sea temperature) is February (12.4°C).
Average daylight in April /
Average sunshine in April
Biarritz, France
- Average daylight in April: 13h and 24min
The month with the longest days is June (Average daylight: 15h and 24min).
The month with the shortest days is December (Average daylight: 9h and 0min).
- Average sunshine in April: 7h and 0min
The month with the most sunshine is July (Average sunshine: 9h and 18min).
The month with the least sunshine is November (Average sunshine: 4h and 54min).
Average sunshine days in April
Biarritz, France
- Average sunshine days in April: 10.4 days
The month with the most sunshine days is October (16.8 days).
The month with the least sunshine days is May (9.8 days).
Average UV index in April
Biarritz, France
- Average UV index in April: 4
The months with the highest UV index are June, July, August and September (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in April
Biarritz, France
- Average cloud cover in April: 46
The month with the most cloud cover is January (Cloud cover 53).
The month with the least cloud cover is September (Cloud cover 32).
Average visibility in April
Biarritz, France
- Average visibility in April: 9km
The months with the highest visibility are February, March, June, August, September, October, November and December (10km).
The months with the lowest visibility are January, April, May and July (9km).





