St Pierre & Miquelon weather in September 2025

Expect 16°C daytime maximum temperatures in the shade with on average 5 hours of sunshine per day in St Pierre & Miquelon in September. Check more long-term weather averages for St Pierre & Miquelon in September before you book your next holiday to St Pierre & Miquelon in 2025/2026.

  • 16°C maximum daytime temperature in September in St Pierre & Miquelon (St Pierre)16
    16°C max day temperature
  • 5 hours of sunshine per day
  • 13 days with some rainfall in September in St Pierre & Miquelon (St Pierre)13
    13 days with some rainfall
  • 9°C minimum night-time temperature in September in St Pierre & Miquelon (St Pierre)9
    9°C min night temperature
  • 13 hours of daylight per day in September in St Pierre & Miquelon (St Pierre)13
    13 hours of daylight per day
  • No heat & humidity in September in St Pierre & Miquelon (St Pierre)0
    No heat & humidity
  • 113 mm monthly rainfall in September in St Pierre & Miquelon (St Pierre)113
    113 mm of monthly rainfall
  • UV (maximum) index 5 (Moderate) in September in St Pierre & Miquelon (St Pierre)5
    5 (Moderate) UV index
  • 13°C sea temperature in September in St Pierre & Miquelon (St Pierre)13
    13°C sea temperature

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The September weather guide for St Pierre & Miquelon, represented by St Pierre, (St Pierre) 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.

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

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How warm is it in St Pierre & Miquelon in September?

Daytime temperatures usually reach 16°C in St Pierre, St Pierre & Miquelon in September, falling to 9°C at night.

How sunny is it in St Pierre & Miquelon in September?

There are normally 5 hours of bright sunshine each day in St Pierre, St Pierre & Miquelon in September - that's 38% of daylight hours.

How warm is the sea around St Pierre & Miquelon in September?

The average sea temperature around St Pierre, St Pierre & Miquelon in September is 13°C.

Does it rain in St Pierre & Miquelon in September?

There are usually 13 days with some rain in St Pierre, St Pierre & Miquelon in September and the average monthly rainfall is 113mm.

What is the chance of a hurricane in St Pierre & Miquelon in September?

On average less than 1 day in September in St Pierre, St Pierre & Miquelon is likely to be affected by the passage of one or more tropical storms.

St Pierre & Miquelon September sunrise & sunset times

Browse the sunrise and sunset times for St Pierre & Miquelon in September 2025. Select a month to view St Pierre & Miquelon sunrise and sunset times for the next 12 months. The St Pierre & Miquelon sunrise and sunset times shown below are for St Pierre.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 06:05 19:24
Monday, 15th September 2025 06:23 18:56
Tuesday, 30th September 2025 06:42 18:26

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