Trondheim weather in October 2025

Expect 8°C daytime maximum temperatures in the shade with on average 2 hours of sunshine per day in Trondheim in October. Check more long-term weather averages for Trondheim in October before you book your next holiday to Norway in 2025/2026.

  • 8°C maximum daytime temperature in October in Trondheim8
    8°C max day temperature
  • 2 hours of sunshine per day
  • 23 days with some rainfall in October in Trondheim23
    23 days with some rainfall
  • 3°C minimum night-time temperature in October in Trondheim3
    3°C min night temperature
  • 10 hours of daylight per day in October in Trondheim10
    10 hours of daylight per day
  • No heat & humidity in October in Trondheim0
    No heat & humidity
  • 129 mm monthly rainfall in October in Trondheim129
    129 mm of monthly rainfall
  • UV (maximum) index 1 (Low) in October in Trondheim1
    1 (Low) UV index
  • 9°C sea temperature in October in Trondheim9
    9°C sea temperature

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The October weather guide for Norway (Trondheim) 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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More about Norway

How warm is it in Trondheim in October?

Daytime temperatures usually reach 8°C in Trondheim in October, falling to 3°C at night.

How sunny is it in Trondheim in October?

There are normally 2 hours of bright sunshine each day in Trondheim in October - that's 20% of daylight hours.

Is the sea cold around Trondheim in October?

The average sea temperature around Trondheim in October is 9°C.

Does it rain in Trondheim in October?

There are usually 23 days with some rain in Trondheim in October and the average monthly rainfall is 129mm.

Trondheim October sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st October 2025 06:27 17:48
Thursday, 16th October 2025 07:10 16:57
Friday, 31st October 2025 07:55 16:08

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