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Reykjavik weather in September 2021
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- 99°C max day temperature
- 1818 days with some rainfall
- 44°C min night temperature
- 1313 hours of daylight per day
- 0No heat & humidity
- 8686 mm of monthly rainfall
- 22 (Low) UV index
- 1010°C sea temperature
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The September weather guide for Reykjavik, Iceland 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.
How warm is it in Reykjavik in September?
Daytime temperatures usually reach 9°C in Reykjavik in September, falling to 4°C at night.
How sunny is it in Reykjavik in September?
There are normally 4 hours of bright sunshine each day in Reykjavik in September - that's 29% of daylight hours.
Is the sea cold around Reykjavik in September?
The average sea temperature around Reykjavik in September is 10°C.
Does it rain in Reykjavik in September?
There are usually 18 days with some rain in Reykjavik in September and the average monthly rainfall is 86mm.
Metric (°C / mm) | Imperial (°F / inches)
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Reykjavik sunrise & sunset times for September 2021
Browse the sunrise & sunset times for Reykjavik in September 2021. Select a month to view Reykjavik sunrise & sunset times for the next twelve months.
|Date||Sunrise times||Sunset times|
|Wednesday, 1st September 2021||06:10||20:43|
|Wednesday, 15th September 2021||06:51||19:53|
|Thursday, 30th September 2021||07:34||18:59|
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Where is warm in Iceland in September for 2021/2022?
Below are average maximum temperatures at popular destinations in Iceland in September. Select a destination to see more weather parameters.
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