August weather forecastRissa, Norway
August
Weather in August
Sea temperature
August is the month with the warmest seawater in Rissa, Norway, with an average sea temperature of 14.2°C (57.6°F).Note: Swimming in 14.2°C (57.6°F) at temperatures under 10°C (50°F) requires thermal swimsuits; otherwise, one can face cold shock and breathing difficulty. Even brief immersion at 13°C (55.4°F) feels frosty.
Daylight
In Rissa, the average length of the day in August is 16h and 13min.On the first day of August in Rissa, sunrise is at 04:34 and sunset at 22:18. On the last day of the month, sunrise is at 06:03 and sunset at 20:37 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
August is the month with the warmest seawater, with an average sea temperature of 14.2°C (57.6°F).
In Rissa, in August, the average water temperature is 14.2°C (57.6°F). Swimming in 14.2°C (57.6°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 August, the average day length in Rissa is 16h and 13min.
On the first day of August, sunrise is at 04:34 and sunset at 22:18. On the last day of the month, sunrise is at 06:03 and sunset at 20:37 CEST.
Average sea temperature in August
Rissa, Norway
- Average sea temperature in August: 14.2°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 August
Rissa, Norway
- Average daylight in August: 16h and 12min
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).





