Trondheim Historic Weather Records

Analyse hottest, coldest, windiest & wettest days

Trondheim Weather Trend Graph


Temperature (°C)
.
Months
Max Temp.
Historic Max Temp.
Min Temp.
Historic Min Temp.

Yearly Summary 2025


17°C
Highest Temp
27 May 25

-14°C
Lowest Temp
6 Jan. 25


Seasonal Breakdown

Hottest MonthMay10.46°C

Coldest MonthJanuary-3.84°C

Wettest MonthMarch7.44mm

Windiest MonthMarch21.05km/h

Frequently Asked Questions


1. What is the hottest month in Trondheim historically?

July is historically Trondheim's hottest month, with average maximum temperatures around 19°C. During peak heatwave events, the highest recorded temperatures have reached 31°C on 2019-07-28.

2. What is the coldest month in Trondheim historically?

January is Trondheim's coldest month, with average minimum temperatures around -6°C. The all-time record low of -25°C was recorded on 2010-01-06.

3. What is the average annual rainfall in Trondheim over the past 16 years?

Trondheim's average annual rainfall is approximately 1176.9mm, based on records spanning 16 years.

4. How many rainy days does Trondheim experience on average per year?

Trondheim historically records approximately 239.1 rainy days per year. October has the highest number of rain days at an average of 22.1 days.

5. What is the all-time highest temperature ever recorded in Trondheim?

The all-time highest temperature recorded in Trondheim is 31°C on 2019-07-28.

6. What is the all-time lowest temperature ever recorded in Trondheim?

The all-time lowest temperature recorded in Trondheim is -25°C on 2010-01-06.

7. What is the windiest time of year in Trondheim historically?

Trondheim experiences its strongest winds during January. The historic gust record of 54.7 kph was recorded on 2023-12-19.

8. What is the highest and lowest humidity in Trondheim during a year?

Usually, Trondheim's humidity peaks in February at around 87.4% and drops to its lowest in May at approximately 73.2%.