St Peter Port weather in September 2022

Get the latest coronavirus (Covid-19) updates for Guernsey with current travel advice and statistics on new cases per 100,000 and vaccine.

  • 18°C maximum daytime temperature in September in St Peter Port18
    18°C max day temperature
  • 6 hours of sunshine per day
  • 13 days with some rainfall in September in St Peter Port13
    13 days with some rainfall
  • 13°C minimum night-time temperature in September in St Peter Port13
    13°C min night temperature
  • 13 hours of daylight per day in September in St Peter Port13
    13 hours of daylight per day
  • No heat & humidity in September in St Peter Port0
    No heat & humidity
  • 63 mm monthly rainfall in September in St Peter Port63
    63 mm of monthly rainfall
  • UV (maximum) index 4 (Moderate) in September in St Peter Port4
    4 (Moderate) UV index
  • 17°C sea temperature in September in St Peter Port17
    17°C sea temperature
  • Explore lowest airfares by destinations worldwide
  • Find the cheapest month or filter by route or month
  • Prices shown found on Skyscanner in last 8 days

Recommended for Guernsey

  • Top deals & discounts
  • St Peter Port weather overview
  • St Peter Port climate averages by month
  • More destinations
  • Best time to go to St Peter Port
  • St Peter Port 5-day weather forecast

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

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.

Metric (°C / mm)  |  Imperial (°F / inches)

Back to top

St Peter Port sunrise & sunset times for September 2022

Browse the sunrise and sunset times for St Peter Port in September 2022. Select a month to view St Peter Port sunrise & sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st September 2022 06:26 19:54
Thursday, 15th September 2022 06:46 19:24
Friday, 30th September 2022 07:08 18:51
  • Combine flights + hotel & save up to 15% on holiday bookings
  • Search for holiday deals for destinations worldwide
  • Filter offers by price, board basis, star rating & accommodation

Related posts

Popular travel offers

Top ^

*affiliate links: find out how we are funded and why this helps us remain free to use.