September weather forecast
Langesund, Norway

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Weather in September

Sea temperature

In Langesund, Norway, in September, the average water temperature is 15.8°C (60.4°F).
Note: Swimming in water that is 15.8°C (60.4°F) is not enjoyable for most. Breathing becomes more challenging to manage as the water temperature dips from 21°C (69.8°F) to 15°C (59°F).

Daylight

In September, the average length of the day in Langesund is 12h and 50min.
On the first day of September, sunrise is at 06:19 and sunset at 20:21. On the last day of the month, sunrise is at 07:24 and sunset at 18:56 CEST.
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Frequently asked questions

What is the sea temperature in September in Langesund?

In Langesund, Norway, the average seawater temperature in September is 15.8°C (60.4°F). Swimming in 15.8°C (60.4°F) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 21°C (69.8°F).

How many hours of daylight does Langesund have in September?

In September, the average day length is 12h and 50min.

When are sunrise and sunset in September in Langesund?

In September, on the first day of the month, sunrise is at 06:19 and sunset at 20:21. On the last day of the month, sunrise is at 07:24 and sunset at 18:56 CEST.

Average sea temperature in September
Langesund, Norway

Average sea temperature in September - Langesund, Norway
  • Average sea temperature in September: 15.8°C

The best month for swimming (with the highest average sea temperature) is August (18.3°C).
The coldest month (with the lowest average sea temperature) is March (2.8°C).

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Average daylight in September
Langesund, Norway

Average daylight in September - Langesund, Norway
  • Average daylight in September: 12h and 5min

The month with the longest days is June (Average daylight: 18h and 24min).
The month with the shortest days is December (Average daylight: 6h and 18min).

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Langesund, Norway

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