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
April
Weather in April
Temperature
April's arrival sees a mild rise in the average high-temperature, transitioning from March's mild 13.4°C (56.1°F) to a comfortable 16.5°C (61.7°F). Royan records an average nighttime low-temperature of 7.6°C (45.7°F) throughout April.Humidity
The average relative humidity in April is 78%.Rainfall
In April, in Royan, the rain falls for 14.1 days. Throughout April, 37mm (1.46") of precipitation is accumulated. Throughout the year, there are 161.7 rainfall days, and 495mm (19.49") of precipitation is accumulated.Snowfall
April through November are months without snowfall.Sea temperature
In Royan, in April, the average water temperature is 12.8°C (55°F).Note: In 12.8°C (55°F), even brief exposure to 13°C (55.4°F) feels biting, and anything less than 10°C (50°F) risks cold shock and impaired breathing, considering one's health.
Daylight
In April, the average length of the day is 13h and 33min.On the first day of the month, sunrise is at 07:43 and sunset at 20:32. On the last day of April, sunrise is at 06:52 and sunset at 21:10 CEST.
Sunshine
In Royan, France, the average sunshine in April is 7.7h.UV index
The months with the lowest UV index 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 exposure to the Sun's UV radiation for the average person.Note: The maximum daily UV index of 3 in April interprets into the following recommendations:
Exercise prudence. Persons with fair skin could be burned in under 30 minutes. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. Experience reduced UV exposure by about half when donning a wide-brim hat.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Royan in April?
What is the average humidity in April?
How many days does it rain in April?
When it does not snow?
Does it snow in April?
How cold is the water in April?
How many hours of daylight does Royan have in April?
What time are sunrise and sunset in April?
How long on average sun shines in April?
When is the lowest UV index?
What is the UV index reading in April?
Average temperature in April
Royan, France
- Average high temperature in April: 16.5°C
The warmest month (with the highest average high temperature) is August (25.7°C).
The month with the lowest average high temperature is January (9.1°C).
- Average low temperature in April: 7.6°C
The month with the highest average low temperature is August (15.7°C).
The coldest month (with the lowest average low temperature) is February (3.8°C).
Average pressure in April
Royan, France
- Average pressure in April: 1015.6mbar
The month with the highest atmospheric pressure is December (1020.3mbar).
The month with the lowest atmospheric pressure is November (1014.4mbar).
Average wind speed in April
Royan, France
- Average wind speed in April: 13.6km/h
The windiest month (with the highest average wind speed) is February (17km/h).
The calmest month (with the lowest average wind speed) is August (11.3km/h).
Average humidity in April
Royan, France
- Average humidity in April: 78%
The months with the highest relative humidity are January and December (84%).
The months with the lowest relative humidity are August and September (70%).
Average rainfall in April
Royan, France
- Average rainfall in April: 37mm
The wettest month (with the highest rainfall) is November (80mm).
The driest month (with the least rainfall) is July (21mm).
Average rainfall days in April
Royan, France
- Average rainfall days in April: 14.1 days
The month with the highest number of rainy days is November (16.1 days).
The month with the least rainy days is September (9.5 days).
Average snowfall in April
Royan, France
- Average snowfall in April: 0mm
The months with the highest snowfall are March and December (4mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).
Average snowfall days in April
Royan, France
- Average snowfall days in April: 0 days
The month with the highest number of snowfall days is February (0.9 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
Royan, France
- Average sea temperature in April: 12.8°C
The best month for swimming (with the highest average sea temperature) is August (19.9°C).
The coldest month (with the lowest average sea temperature) is February (9.8°C).
Average daylight in April /
Average sunshine in April
Royan, France
- Average daylight in April: 13h and 3min
The month with the longest days is June (Average daylight: 15h and 36min).
The month with the shortest days is December (Average daylight: 8h and 48min).
- Average sunshine in April: 7h and 4min
The month with the most sunshine is July (Average sunshine: 10h and 0min).
The months with the least sunshine are January and December (Average sunshine: 4h and 48min).
Average sunshine days in April
Royan, France
- Average sunshine days in April: 14.4 days
The month with the most sunshine days is September (18.6 days).
The month with the least sunshine days is November (11.7 days).
Average UV index in April
Royan, 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
Royan, France
- Average cloud cover in April: 39
The month with the most cloud cover is January (Cloud cover 52).
The month with the least cloud cover is August (Cloud cover 28).
Average visibility in April
Royan, France
- Average visibility in April: 9km
The months with the highest visibility are March, July, August and September (10km).
The months with the lowest visibility are January, February, April, May, June, October, November and December (9km).
