April weather forecastGuilvinec, France
April
Weather in April
April in Guilvinec, France, is a moderate spring month, with an average temperature varying between 9.2°C (48.6°F) and 13.1°C (55.6°F).Temperature
As Guilvinec welcomes April, the average high-temperature stabilizes at a mild 13.1°C (55.6°F), showing little deviation from March's 11.3°C (52.3°F). Guilvinec marks an average drop to a frosty 9.2°C (48.6°F) during nighttime in April, following the high of the day.Humidity
The months with the lowest humidity are February through April, September and November, with an average relative humidity of 79%.Rainfall
In Guilvinec, in April, during 10.8 rainfall days, 19mm (0.75") of precipitation is typically accumulated. Throughout the year, there are 144.1 rainfall days, and 289mm (11.38") of precipitation is accumulated.Snowfall
In Guilvinec, snow does not fall in February through November.Sea temperature
In April, the average sea temperature is 11.8°C (53.2°F).Note: Dipping into 11.8°C (53.2°F) below 10°C (50°F) is possible with the right protection; absent that, anticipate cold shock and hampered breathing. Swimming momentarily at 13°C (55.4°F) can be jarring.
Daylight
In April, the average length of the day in Guilvinec is 13h and 40min.On the first day of April, sunrise is at 07:54 and sunset at 20:47. On the last day of the month, sunrise is at 06:59 and sunset at 21:28 CEST.
Sunshine
In April, the average sunshine is 7.8h.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 estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for the ordinary person.Note: The maximum daily UV index of 3 in April converts into the following recommendations:
Take necessary precautions - Protection from skin and eye injury is mandatory. The Sun's radiation is especially intense around midday; try to stay in shade during this period. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.
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Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in April
Guilvinec, France
- Average high temperature in April: 13.1°C
The warmest month (with the highest average high temperature) is July (19.4°C).
The month with the lowest average high temperature is February (9.8°C).
- Average low temperature in April: 9.2°C
The month with the highest average low temperature is August (15.8°C).
The coldest month (with the lowest average low temperature) is February (7.3°C).
Average pressure in April
Guilvinec, France
- Average pressure in April: 1015.6mbar
The month with the highest atmospheric pressure is September (1018.5mbar).
The month with the lowest atmospheric pressure is November (1012.6mbar).
Average wind speed in April
Guilvinec, France
- Average wind speed in April: 20.6km/h
The windiest month (with the highest average wind speed) is December (27.4km/h).
The calmest month (with the lowest average wind speed) is August (18km/h).
Average humidity in April
Guilvinec, France
- Average humidity in April: 79%
The months with the highest relative humidity are June, July, August and December (81%).
The months with the lowest relative humidity are February, March, April, September and November (79%).
Average rainfall in April
Guilvinec, France
- Average rainfall in April: 19mm
The wettest month (with the highest rainfall) is November (40mm).
The driest month (with the least rainfall) is September (13mm).
Average rainfall days in April
Guilvinec, France
- Average rainfall days in April: 10.8 days
The month with the highest number of rainy days is January (15.6 days).
The month with the least rainy days is September (7.8 days).
Average snowfall days in April
Guilvinec, France
- Average snowfall days in April: 0 days
The month with the highest number of snowfall days is December (0.2 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October and November (0 days).
Average sea temperature in April
Guilvinec, France
- Average sea temperature in April: 11.8°C
The best month for swimming (with the highest average sea temperature) is August (17.3°C).
The coldest month (with the lowest average sea temperature) is March (10.3°C).
Average daylight in April /
Average sunshine in April
Guilvinec, France
- Average daylight in April: 13h and 42min
The month with the longest days is June (Average daylight: 15h and 54min).
The month with the shortest days is December (Average daylight: 8h and 30min).
- Average sunshine in April: 7h and 48min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 3h and 42min).
Average sunshine days in April
Guilvinec, France
- Average sunshine days in April: 16.6 days
The month with the most sunshine days is September (19.6 days).
The month with the least sunshine days is November (10.6 days).
Average UV index in April
Guilvinec, France
- Average UV index in April: 3
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, March, April, November and December (UV index 3).
Average cloud cover in April
Guilvinec, France
- Average cloud cover in April: 38
The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is September (Cloud cover 36).
Average visibility in April
Guilvinec, 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).





