Long-term weather forecast
Long-term weather forecast

September weather forecast and climate
Hatteng, Norway

Sea temperature

In Hatteng, Norway, in Septiembre, the average water temperature is 10.3°C (50.5°F).
Note: 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 Septiembre, the average length of the day in Hatteng is 13.3h.

How cold is the water in Septiembre in Hatteng?

In Hatteng, Norway, the average seawater temperature in Septiembre is 10.3°C (50.5°F). Swimming in 10.3°C (50.5°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.

How many hours of daylight does Hatteng have in Septiembre?

In Septiembre, the average length of the day in Hatteng, Norway, is 13.3h.
Average sea temperature in September - Hatteng, Norway
  • Average sea temperature in September: 10.3°C

The best month for swimming (with the highest average sea temperature) is August (11.8°C).
The coldest month (with the lowest average sea temperature) is March (3.7°C).

Average daylight in September - Hatteng, Norway
  • Average daylight in September: 13.3h

The month with the longest days is June (Average daylight: 24h).
The month with shortest days is December (Average daylight: 0h).