September weather forecastTerråk, Norway
September
Weather in September
Sea temperature
In Terråk, Norway, in September, the average water temperature is 12.5°C (54.5°F).Note: Engaging in a swim in 12.5°C (54.5°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 September, the average length of the day is 13h and 4min.On the first day of the month, sunrise is at 05:51 and sunset at 20:29. On the last day of September, sunrise is at 07:18 and sunset at 18:41 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 Terråk, the average seawater temperature in September is 12.5°C (54.5°F). Swimming in 12.5°C (54.5°F) is considered dangerous. Unprotected immersion in temperatures below 10°C (50°F) causes quickly maximum intensity cold shock with hyperventilation.
In September, the average day length is 13h and 4min.
In September, on the first day of the month, sunrise is at 05:51 and sunset at 20:29. On the last day of the month, sunrise is at 07:18 and sunset at 18:41 CEST.
Average sea temperature in September
Terråk, Norway
- Average sea temperature in September: 12.5°C
The best month for swimming (with the highest average sea temperature) is July (13.8°C).
The coldest month (with the lowest average sea temperature) is March (4.4°C).
Average daylight in September
Terråk, Norway
- Average daylight in September: 13h and 6min
The month with the longest days is June (Average daylight: 21h and 48min).
The month with the shortest days is December (Average daylight: 3h and 48min).





