April weather forecastRissa, Norway
April
Weather in April
Sea temperature
In April, the average sea temperature in Rissa, Norway, is 6.2°C (43.2°F).Note: Engaging in a swim in 6.2°C (43.2°F) can threaten life. Brief exposure to 13°C (55.4°F) waters is uneasy, and submersion below 10°C (50°F) can lead to cold shock and disrupted breathing patterns, varying by individual.
Daylight
In April, the average length of the day is 15h and 4min.On the first day of April, sunrise is at 06:36 and sunset at 20:10. On the last day of the month, sunrise is at 04:57 and sunset at 21:37 CEST.
Updated: Jan 27, 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 Rissa, the average seawater temperature in April is 6.2°C (43.2°F). At temperatures below 10°C (50°F), swimming in a suitably protected swimsuit is feasible; otherwise, cold shock and loss of breathing control are imminent. Even a short swim, without thermal protection, at temperatures around 13°C (55.4°F) is not comfortable.
In April, the average day length in Rissa is 15h and 4min.
On the first day of April, sunrise is at 06:36 and sunset at 20:10. On the last day of the month, sunrise is at 04:57 and sunset at 21:37 CEST.
Average sea temperature in April
Rissa, Norway
- Average sea temperature in April: 6.2°C
The best month for swimming (with the highest average sea temperature) is August (14.2°C).
The coldest month (with the lowest average sea temperature) is March (5.4°C).
Average daylight in April
Rissa, Norway
- Average daylight in April: 15h and 6min
The month with the longest days is June (Average daylight: 20h and 30min).
The month with the shortest days is December (Average daylight: 4h and 42min).





