Trondheim weather live forecast

Today's maximum temperature in Trondheim is expected to be 59°F. Select a day from the live weather forecast for Trondheim, Norway for more weather parameters.

5-day weather forecast updated at 04:00 on Friday 19th September 2025 GMT

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The 5-day weather forecast for Norway (Trondheim) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Trondheim weather forecast by day

Below are the detailed weather forecasts for Trondheim for the next 5 days.

Trondheim weather for Friday 19th September 2025

Expect mostly cloudy with rain in Trondheim, Norway with a maximum temperature of 59°F, maximum UV of 2 (Low) and 1 hour of bright sunshine. There are 5-10 mm of rainfall expected with 91% chance of some rain and a light breeze of 5 mph from the south.

  • 59°F maximum temperature59
    °F maximum temperature
  • 46°F minimum temperature46
    °F minimum temperature
  • Mostly cloudy with rain
    mostly cloudy with rain
  • 1 hour of bright sunshine1
    hour of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 91% chance of some rain91
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • 59°F wind chill59
    °F wind chill
  • Light breeze of 5 mph from the South5
    mph wind from S

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Trondheim weather for Saturday 20th September 2025

Expect mostly cloudy with light rain in Trondheim, Norway with a maximum temperature of 55°F, maximum UV of 1 (Low) and 2 hours of bright sunshine. There are 0-2 mm of rainfall expected with 56% chance of some rain and a light breeze of 6 mph from the south-west.

  • 55°F maximum temperature55
    °F maximum temperature
  • 46°F minimum temperature46
    °F minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 2 hours of bright sunshine2
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 56% chance of some rain56
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Light breeze of 6 mph from the South-West6
    mph wind from SW

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Trondheim weather for Sunday 21st September 2025

Expect mostly cloudy with light rain in Trondheim, Norway with a maximum temperature of 50°F, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 0-2 mm of rainfall expected with 70% chance of some rain and a gentle breeze of 9 mph from the west.

  • 50°F maximum temperature50
    °F maximum temperature
  • 45°F minimum temperature45
    °F minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • 1 hour of bright sunshine1
    hour of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 70% chance of some rain70
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Gentle breeze of 9 mph from the West9
    mph wind from W

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Trondheim weather for Monday 22nd September 2025

Expect mostly cloudy with rain in Trondheim, Norway with a maximum temperature of 48°F, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 10-20 mm of rainfall expected with 86% chance of some rain and a gentle breeze of 9 mph from the west.

  • 48°F maximum temperature48
    °F maximum temperature
  • 41°F minimum temperature41
    °F minimum temperature
  • Mostly cloudy with rain
    mostly cloudy with rain
  • 1 hour of bright sunshine1
    hour of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 86% chance of some rain86
    % chance of some rain
  • 10-20 mm of rainfall expected<20
    mm of rainfall expected
  • 45°F wind chill45
    °F wind chill
  • Gentle breeze of 9 mph from the West9
    mph wind from W

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Trondheim weather for Tuesday 23rd September 2025

Expect mostly cloudy with rain in Trondheim, Norway with a maximum temperature of 48°F, maximum UV of 1 (Low) and 4 hours of bright sunshine. There are 5-10 mm of rainfall expected with 87% chance of some rain and a light breeze of 7 mph from the west.

  • 48°F maximum temperature48
    °F maximum temperature
  • 43°F minimum temperature43
    °F minimum temperature
  • Mostly cloudy with rain
    mostly cloudy with rain
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 1 (Low)1
    UV index (Low)
  • 87% chance of some rain87
    % chance of some rain
  • 5-10 mm of rainfall expected<10
    mm of rainfall expected
  • 45°F wind chill45
    °F wind chill
  • Light breeze of 7 mph from the West7
    mph wind from W

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Metric (°C)  |  Imperial (°F)

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