Weather in September
Sea temperature
In Norheimsund, Norway, the average seawater temperature in September is 14.6°C (58.3°F).Note: Swimming in 14.6°C (58.3°F) can be lethal. Merely spending a few minutes in 13°C (55.4°F) waters feels harsh, and venturing below 10°C (50°F) might disrupt breathing control and bring about cold shock, contingent on individual resilience.
Daylight
The average length of the day in September is 12h and 52min.On the first day of the month, sunrise is at 06:30 and sunset at 20:39. On the last day of September, in Norheimsund, sunrise is at 07:40 and sunset at 19:10 CEST.
Frequently asked questions
How cold is the water in September in Norheimsund?
In September, the average sea temperature in Norheimsund is 14.6°C (58.3°F). Swimming in 14.6°C (58.3°F) is considered dangerous. Unprotected immersion in temperatures below 10°C (50°F) causes quickly maximum intensity cold shock with hyperventilation.
How many hours of daylight does Norheimsund have in September?
In September, the average day length in Norheimsund is 12h and 52min.
When are sunrise and sunset in September in Norheimsund?
On the first day of September in Norheimsund, Norway, sunrise is at 06:30 and sunset at 20:39. On the last day of the month, sunrise is at 07:40 and sunset at 19:10 CEST.
Average sea temperature in September
Norheimsund, Norway
- Average sea temperature in September: 14.6°C
The best month for swimming (with the highest average sea temperature) is August (15.9°C).
The coldest month (with the lowest average sea temperature) is March (4.8°C).
Average daylight in September
Norheimsund, Norway
- Average daylight in September: 12h and 5min
The month with the longest days is June (Average daylight: 18h and 54min).
The month with the shortest days is December (Average daylight: 5h and 54min).
Norheimsund, Norway
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