September weather forecastAustrheim, Norway
September
Weather in September
Sea temperature
In Austrheim, Norway, in September, the average water temperature is 14.5°C (58.1°F).Note: Unprotected swimming in 14.5°C (58.1°F) is dangerous due to potential cold shock. Especially when temperatures go below 10°C (50°F), leading to hyperventilation.
Daylight
In September, the average length of the day in Austrheim is 12h and 53min.On the first day of the month, sunrise is at 06:34 and sunset at 20:45. On the last day of September, sunrise is at 07:45 and sunset at 19:14 CEST.
Updated: Jan 26, 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 September, the average sea temperature is 14.5°C (58.1°F). Swimming in 14.5°C (58.1°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.
The average day length in September is 12h and 53min.
On the first day of September in Austrheim, Norway, sunrise is at 06:34 and sunset at 20:45. On the last day of the month, sunrise is at 07:45 and sunset at 19:14 CEST.
Average sea temperature in September
Austrheim, Norway
- Average sea temperature in September: 14.5°C
The best month for swimming (with the highest average sea temperature) is August (15.2°C).
The coldest month (with the lowest average sea temperature) is March (4.7°C).
Average daylight in September
Austrheim, Norway
- Average daylight in September: 12h and 54min
The month with the longest days is June (Average daylight: 19h and 0min).
The month with the shortest days is December (Average daylight: 5h and 48min).





