Trondheim weather

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The weather guide for Trondheim, Norway shows long term weather averages processed from data supplied by CRU (University of East Anglia) & today's weather forecast provided by MeteoBlue. Find out more about our data sources.

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Which is the warmest month in Trondheim?

The warmest time of year in Trondheim is normally August. Expect maximum daytime temperatures to reach 17°C.

Which month has the most rain in Trondheim?

In terms of rainfall, September is usually the wettest month in Trondheim with 133mm on average. There are normally 24 days in September with some rain.

When is it sunniest in Trondheim?

The sunniest time of year in Trondheim is normally May with bright sunshine on average for 38% of daylight hours; that's 7 hours of sunshine per day.

When is the sea warmest in Trondheim?

The sea is usually at its warmest in Trondheim in August when the water temperature reaches 14°C.

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

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Compare Trondheim weather with the USA

Below the Trondheim weather chart shows average maximum daytime temperature for Trondheim, Norway and the USA (Washington).

Maximum daytime temperature (°C)

Trondheim, Norway
USA (Washington)

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

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Where's warm in Norway right now?

Below are the temperatures expected today at popular destinations in Norway. Select a destination to compare today's forecast with average weather conditions.

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