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Oslo weather in September 2023
- 1414°C max day temperature
- 1616 days with some rainfall
- 77°C min night temperature
- 1313 hours of daylight per day
- 0No heat & humidity
- 9494 mm of monthly rainfall
- 33 (Moderate) UV index
- 1414°C sea temperature
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Recommended for Norway
The September weather guide for Norway (Oslo) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Metric (°C / mm) | Imperial (°F / inches)
More about Norway
How warm is it in Oslo in September?
Daytime temperatures usually reach 14°C in Oslo in September, falling to 7°C at night.
How sunny is it in Oslo in September?
There are normally 5 hours of bright sunshine each day in Oslo in September - that's 36% of daylight hours.
How warm is the sea around Oslo in September?
The average sea temperature around Oslo in September is 14°C.
Does it rain in Oslo in September?
There are usually 16 days with some rain in Oslo in September and the average monthly rainfall is 94mm.
Oslo September sunrise & sunset times
Browse the sunrise and sunset times for Oslo in September 2023. Select a month to view Oslo sunrise and sunset times for the next 12 months.
|Date||Sunrise times||Sunset times|
|Friday, 1st September 2023||06:11||20:21|
|Friday, 15th September 2023||06:44||19:39|
|Saturday, 30th September 2023||07:19||18:54|
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