Flam weather in September 2025

Expect 48°F daytime maximum temperatures in the shade with on average 4 hours of sunshine per day in Flam in September. Check more long-term weather averages for Flam in September before you book your next holiday to Norway in 2025/2026.

  • 48°F maximum daytime temperature in September in Flam48
    48°F max day temperature
  • 4 hours of sunshine per day
  • 23 days with some rainfall in September in Flam23
    23 days with some rainfall
  • 37°F minimum night-time temperature in September in Flam37
    37°F min night temperature
  • 13 hours of daylight per day in September in Flam13
    13 hours of daylight per day
  • No heat & humidity in September in Flam0
    No heat & humidity
  • 6.6 inches monthly rainfall in September in Flam6.6
    6.6 inches of monthly rainfall
  • UV (maximum) index 3 (Moderate) in September in Flam3
    3 (Moderate) UV index

More about Flam

Flam by month

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The September weather guide for Norway (Flam) 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)  |  Imperial (°F)

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More about Norway

How warm is it in Flam in September?

Daytime temperatures usually reach 48°F in Flam in September, falling to 37°F at night.

How sunny is it in Flam in September?

There are normally 4 hours of bright sunshine each day in Flam in September - that's 27% of daylight hours.

Does it rain in Flam in September?

There are usually 23 days with some rain in Flam in September and the average monthly rainfall is 6.6 inches.

Flam September sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Monday, 1st September 2025 05:24 19:37
Monday, 15th September 2025 05:59 18:53
Tuesday, 30th September 2025 06:36 18:06

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