April weather forecastRoscanvel, France
April
Weather in April
Sea temperature
In Roscanvel, France, the average seawater temperature in April is 11.3°C (52.3°F).Note: Caution: 11.3°C (52.3°F) temperatures below 10°C (50°F) during swimming can result in intense cold shock and quickened breathing.
Daylight
In April, the average length of the day in Roscanvel is 13h and 42min.On the first day of the month, sunrise is at 07:54 and sunset at 20:48. On the last day of April, sunrise is at 06:59 and sunset at 21:31 CEST.
Updated: Feb 9, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
In April, the average sea temperature in Roscanvel is 11.3°C (52.3°F). Swimming in 11.3°C (52.3°F) is considered life-threatening. Even a few minutes in 13°C (55.4°F) water is uncomfortable, and swimming below 10°C (50°F) may cause total loss of breathing control and cold shock, depending on a person's physique.
In Roscanvel, France, the average day length in April is 13h and 42min.
In April, on the first day of the month, sunrise is at 07:54 and sunset at 20:48. On the last day of the month, in Roscanvel, sunrise is at 06:59 and sunset at 21:31 CEST.
Average sea temperature in April
Roscanvel, France
- Average sea temperature in April: 11.3°C
The best month for swimming (with the highest average sea temperature) is August (16.9°C).
The coldest month (with the lowest average sea temperature) is March (10.3°C).
Average daylight in April
Roscanvel, France
- Average daylight in April: 13h and 42min
The month with the longest days is June (Average daylight: 16h and 0min).
The month with the shortest days is December (Average daylight: 8h and 24min).





