Ostersund weather in September 2025

Expect 11°C daytime maximum temperatures in the shade with on average 4 hours of sunshine per day in Ostersund in September based on long-term weather averages. There is usually 16 days with some rainfall and 58 mm of average monthly rainfall in September.

  • 11°C maximum daytime temperature in September in Ostersund11
    11°C max day temperature
  • 4 hours of sunshine per day
  • 16 days with some rainfall in September in Ostersund16
    16 days with some rainfall
  • 5°C minimum night-time temperature in September in Ostersund5
    5°C min night temperature
  • 13 hours of daylight per day in September in Ostersund13
    13 hours of daylight per day
  • No heat & humidity in September in Ostersund0
    No heat & humidity
  • 58 mm monthly rainfall in September in Ostersund58
    58 mm of monthly rainfall
  • UV (maximum) index 2 (Low) in September in Ostersund2
    2 (Low) UV index

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The September weather guide for Sweden (Ostersund) 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 Ostersund in September?

Daytime temperatures usually reach 11°C in Ostersund in September, falling to 5°C at night.

How sunny is it in Ostersund in September?

There are normally 4 hours of bright sunshine each day in Ostersund in September - that's 28% of daylight hours.

Does it rain in Ostersund in September?

There are usually 16 days with some rain in Ostersund in September and the average monthly rainfall is 58mm.

Ostersund September sunrise & sunset times

Browse the sunrise and sunset times for Ostersund in September 2025. Select a month to view Ostersund sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 04:47 19:13
Monday, 15th September 2025 05:26 18:26
Tuesday, 30th September 2025 06:07 17:34

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