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St Peter Port weather in September 2021
- 1818°C max day temperature
- 1313 days with some rainfall
- 1313°C min night temperature
- 1313 hours of daylight per day
- 0No heat & humidity
- 6363 mm of monthly rainfall
- 44 (Moderate) UV index
- 1717°C sea temperature
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The September weather guide for St Peter Port, Guernsey 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 hot is it in St Peter Port in September?
Daytime temperatures usually reach 18°C in St Peter Port in September, falling to 13°C at night.
How sunny is it in St Peter Port in September?
There are normally 6 hours of bright sunshine each day in St Peter Port in September - that's 45% of daylight hours.
How warm is the sea around St Peter Port in September?
The average sea temperature around St Peter Port in September is 17°C.
Does it rain in St Peter Port in September?
There are usually 13 days with some rain in St Peter Port in September and the average monthly rainfall is 63mm.
St Peter Port sunrise & sunset times for September 2021
Browse the sunrise & sunset times for St Peter Port in September 2021. Select a month to view St Peter Port sunrise & sunset times for the next twelve months.
|Date||Sunrise times||Sunset times|
|Wednesday, 1st September 2021||06:26||19:53|
|Wednesday, 15th September 2021||06:47||19:23|
|Thursday, 30th September 2021||07:09||18:51|
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Metric (°C / mm) | Imperial (°F / inches)
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