Contents
- Weather in April
- Frequently asked questions
- Average temperature in April
- Average pressure in April
- Average wind speed in April
- Average humidity in April
- Average rainfall in April
- Average rainfall days in April
- Average snowfall in April
- Average snowfall days in April
- Average sea temperature in April
- Average daylight in April
- Average sunshine in April
- Average sunshine days in April
- Average UV index in April
- Average cloud cover in April
- Average visibility in April
Weather in April
Temperature
The beginning of April in La Rochelle records an average high-temperature of a mild 15°C (59°F), marking a negligible difference from March's 12.4°C (54.3°F). During the April nights, an average temperature of 8.6°C (47.5°F) is observed in La Rochelle.Humidity
In La Rochelle, the average relative humidity in April is 78%.Rainfall
In La Rochelle, during April, the rain falls for 12.7 days and regularly aggregates up to 34mm (1.34") of precipitation. Throughout the year, there are 161.5 rainfall days, and 528mm (20.79") of precipitation is accumulated.Snowfall
January, April through November are months without snowfall.Sea temperature
In La Rochelle, the average seawater temperature in April is 12.7°C (54.9°F).Note: It is advised against swimming in 12.7°C (54.9°F) when it drops below 10°C (50°F). Such temperatures can cause extreme cold shock, leading to hyperventilation.
Daylight
In April, the average length of the day is 13h and 35min.On the first day of the month, sunrise is at 07:43 and sunset at 20:33. On the last day of April, in La Rochelle, France, sunrise is at 06:51 and sunset at 21:11 CEST.
Sunshine
In La Rochelle, the average sunshine in April is 8.1h.UV index
The months with the lowest UV index in La Rochelle are January through April, November and December, with an average maximum UV index of 3. A UV Index reading of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for the ordinary person.Note: The daily maximum UV index of 3 in April interprets into the following advice:
Preventative actions are necessary - Recommendations to ward off sunburn are given. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Enhance your sun protection with tightly woven, yet airy clothing.
Frequently asked questions
What are April temperatures in La Rochelle?
What is the average humidity in April in La Rochelle?
How much does it rain in La Rochelle in April?
When it does not snow in La Rochelle?
Does it snow in La Rochelle in April?
What is the water temperature in April in La Rochelle?
How many hours of daylight does La Rochelle have in April?
When is the sunrise / sunset in April in La Rochelle?
How many hours of sunshine does La Rochelle have in April?
What are the months with the lowest UV index in La Rochelle?
What is the UV index reading in April in La Rochelle?
Average temperature in April
La Rochelle, France
- Average high temperature in April: 15°C
The warmest month (with the highest average high temperature) is August (23.3°C).
The month with the lowest average high temperature is January (9.4°C).
- Average low temperature in April: 8.6°C
The month with the highest average low temperature is August (17°C).
The coldest month (with the lowest average low temperature) is February (5.4°C).
Average pressure in April
La Rochelle, France
- Average pressure in April: 1015.6mbar
The month with the highest atmospheric pressure is December (1019.9mbar).
The month with the lowest atmospheric pressure is November (1014.1mbar).
Average wind speed in April
La Rochelle, France
- Average wind speed in April: 16.7km/h
The windiest month (with the highest average wind speed) is December (21.6km/h).
The calmest month (with the lowest average wind speed) is August (14.5km/h).
Average humidity in April
La Rochelle, France
- Average humidity in April: 78%
The month with the highest relative humidity is January (82%).
The month with the lowest relative humidity is September (71%).
Average rainfall in April
La Rochelle, France
- Average rainfall in April: 34mm
The wettest month (with the highest rainfall) is November (84mm).
The driest month (with the least rainfall) is July (26mm).
Average rainfall days in April
La Rochelle, France
- Average rainfall days in April: 12.7 days
The month with the highest number of rainy days is November (16.9 days).
The month with the least rainy days is September (9.5 days).
Average snowfall in April
La Rochelle, France
- Average snowfall in April: 0mm
The month with the highest snowfall is March (4mm).
The months with the least snowfall are January, April, May, June, July, August, September, October and November (0mm).
Average snowfall days in April
La Rochelle, France
- Average snowfall days in April: 0 days
The month with the highest number of snowfall days is February (0.4 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
La Rochelle, France
- Average sea temperature in April: 12.7°C
The best month for swimming (with the highest average sea temperature) is August (19.8°C).
The coldest month (with the lowest average sea temperature) is February (9.9°C).
Average daylight in April /
Average sunshine in April
La Rochelle, France
- Average daylight in April: 13h and 4min
The month with the longest days is June (Average daylight: 15h and 42min).
The month with the shortest days is December (Average daylight: 8h and 42min).
- Average sunshine in April: 8h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 12min).
The months with the least sunshine are January, November and December (Average sunshine: 4h and 54min).
Average sunshine days in April
La Rochelle, France
- Average sunshine days in April: 15.7 days
The month with the most sunshine days is September (18.9 days).
The month with the least sunshine days is November (10.9 days).
Average UV index in April
La Rochelle, France
- Average UV index in April: 3
The months with the highest UV index are May, June, July, August and September (UV index 5).
The months with the lowest UV index are January, February, March, April, November and December (UV index 3).
Average cloud cover in April
La Rochelle, France
- Average cloud cover in April: 36
The month with the most cloud cover is January (Cloud cover 52).
The months with the least cloud cover are August and September (Cloud cover 28).
Average visibility in April
La Rochelle, France
- Average visibility in April: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
La Rochelle, France
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