Weather in May
Sea temperature
In May, the average sea temperature in Rissa, Norway, is 8.4°C (47.1°F).Note: In 8.4°C (47.1°F), cold shock and rapid breathing can occur when swimming at temperatures below 10°C (50°F).
Daylight
In May, the average length of the day in Rissa is 18h and 16min.On the first day of the month, sunrise is at 04:53 and sunset at 21:40. On the last day of May, in Rissa, sunrise is at 03:25 and sunset at 23:10 CEST.
Frequently asked questions
How cold is the water in May in Rissa?
In Rissa, in May, the average water temperature is 8.4°C (47.1°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.
How many hours of daylight does Rissa have in May?
In Rissa, the average day length in May is 18h and 16min.
When are sunrise and sunset in May in Rissa?
On the first day of May in Rissa, sunrise is at 04:53 and sunset at 21:40. On the last day of the month, sunrise is at 03:25 and sunset at 23:10 CEST.
Average sea temperature in May
Rissa, Norway
- Average sea temperature in May: 8.4°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 May
Rissa, Norway
- Average daylight in May: 18h and 2min
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).
Rissa, Norway
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