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Trondheim in March: Weather, Average temperature and Climate

Discover the weather for Trondheim in March and if it’s a good time to travel (based on historical data).
Check flight prices to Trondheim on Avionero:
March

Weather in Trondheim in March 2025

OK Weather
Chill
🌨️
Snowy
🌊
Cold water
March could be a good time to visit Trondheim, as the weather is generally fine. The average high temperature is around +39°F, and there are typically 3 sunny days in March. However, expect about 13 snowy days, and total monthly rainfall of approximately 50 mm. The weather is changeable so pack for every eventuality. Search flights in one click on Avionero.

Average weather

☀️
+39°F
Avg. max. temperature
-9°F
Min.
+61°F
Max.
50 mm
Total precipitation
73%
Avg. humidity
2 m/s
Avg. wind
3 ☀️
Sunny Days
8 ⛅️
Cloudy
6 🌦
Rainy
Our opinion: Trondheim has OK weather in March.

Average temperature in Trondheim in March

Here are the expected maximum, average and minimum temperatures in Trondheim for March based on the historical data.
Last Year
Historical Data

The expected average maximum temperature in March is +34°F with a maximum of +45°F and a minimum of +9°F.

The average maximum temperature goes up 0% by the end of the month, compared with the beginning of the month, from +41°F to +41°F.

Is Trondheim warm or cold in March?

Trondheim is typically chill in March.

Maximum temperatures go up compared to the previous month from +34°F to +39°F. The minimum temperature also goes up from +23°F to +27°F.

Pack a jumper and a jacket as there will be cooler temperatures.

Take a look at how March is compared to other months in Trondheim:

Water temperature in Trondheim in March

Water in Trondheim in March is Cold. It varies from +39°F to +43°F, with an average of +41°F. Note that the air temperature is lower than the water temperature, averaging around +39°F.

The water temperature in March is one of the coldest of the entire year:

The warmest water temperatures in Trondheim are reached in August, when the average sea temperature rises to +58°F. The coldest water temperatures are in March, with an average of +41°F.

Can you swim in Trondheim in March?

We would not recommend swimming in Trondheim in March, the water is very cold (+41°F on average). Consider swimming only if you are an experienced cold-water swimmer with proper gear.
🦭
Cold
Below +61°F
🏄‍♂️
Fresh
61°F - 70°F
🏊
Comfortable
70°F - 77°F
👙
Warm
77°F - 82°F
🔥
Very warm
+82°C and up
You will need a full-body wetsuit, cap, gloves, a warm change of clothes, and a hot drink ready for after your swim.

Climate in Trondheim in March

Trondheim weather looks like this, on average, in March and the surrounding months.
FebruaryMarchApril
Avg. temperature
+34°F+39°F+46°F
Min. temperature
-18°F-9°F+10°F
Max. temperature
+54°F+61°F+72°F
Rainfall
38 mm50 mm59 mm
Wind
2 m/s2 m/s1 m/s
Avg. water temperature
+42°F+41°F+43°F
Humidity
78%73%71%
Air pressure
1008 HPa1008 HPa1012 HPa
Sunny days
232
Cloudy days
888
Rainy days
4612
Snowy days
14138

March weather is still as ok as in February. It’s getting warmer as March arrives. The average maximum temperature goes up from +34°F to +39°F during the day. Prepare for more rain. Average rainfall goes from 38 mm to 50 mm. It feels drier, as humidity decreases from 78% to 73%. The average wind speed doesn’t change much during March, staying around 2 m/s. The good news is there are likely to be more sunny days in March, from 2 to 3.

April brings much the same weather, it remains ok.

Wind

Wind speed in Trondheim in March based on historical data.
Last Year
Historical Data

The average wind speed is 1 m/s getting up to 2 m/s which is a light breeze; barely moving the tree leaves.

The average wind speed in Trondheim is gradually increasing during March, going from 1 m/s to 1 m/s over the course of the month.

Rain

Amount of rainfall in mm during March in Trondheim based on historical data.
Last Year
Historical Data
Total precipitation in March is about 44 mm, with a 29% chance of rain on a typical day. The maximum amount of rainfall per day is around 11 mm, which is considered light rain. On average, there are about 9 rainy days during March, so prepare to bring an umbrella.
Here’s how March is compared with other months in the amount of precipitation, total mm:
Trondheim wettest month is August, where a typical day has a 74% chance of precipitation and 124 mm of rainfall per day. February, on the other hand, is the driest month with a mere 14% chance of precipitation and 38 mm of rainfall per day.

Snow

Amount of snow in mm during March in Trondheim based on historical data.
Last Year
Historical Data
The total snow in March is about 48 mm, with a 26% chance of snow on a typical day.

Here’s how March is compared with other months in the amount of snow, total mm:

How was the weather last March in Trondheim?

This is the weather in Trondheim in March 2023:
1 March
🌧️
+41°F
2 March
🌧️
+41°F
3 March
🌨️
+39°F
4 March
🌨️
+30°F
5 March
🌨️
+32°F
6 March
☁️
+27°F
7 March
☁️
+27°F
8 March
☁️
+20°F
9 March
☀️
+26°F
10 March
☁️
+30°F
11 March
☁️
+29°F
12 March
☁️
+31°F
13 March
🌨️
+35°F
14 March
🌨️
+34°F
15 March
🌨️
+34°F
16 March
☁️
+36°F
17 March
☁️
+42°F
18 March
🌧️
+37°F
19 March
☁️
+40°F
20 March
🌨️
+40°F
21 March
☁️
+36°F
22 March
☁️
+40°F
23 March
🌨️
+44°F
24 March
☁️
+35°F
25 March
☀️
+31°F
26 March
☁️
+33°F
27 March
☀️
+33°F
28 March
☀️
+31°F
29 March
☀️
+37°F
30 March
☀️
+36°F
31 March
☀️
+40°F
In March 2023 Trondheim had 7 sunny days, 13 cloudy days, and 3 rainy days. The average maximum temperature was +34°F, with an absolute maximum of +45°F and a minimum of +19°F. The average humidity was 72%, with a maximum of 98% and a minimum of 22%. The average wind speed was 1 m/s, with a maximum of 6 m/s and a minimum of 0 m/s.
Are you planning a trip in March?

Climate Change Over the Years

This is how Trondheim climate has changed over the last 43 years.

The climate in Trondheim in March has not changed that much over the last 43 years.

The average temperature was the lowest in 1981 (+45°F) and the highest in 2014 (+52°F). The driest year was 2002 with only 617 mm of rainfall, and the wettest year was 2007 with 1311 mm.

FAQ

Frequently asked questions about the weather in Trondheim in March:

Is March a good time to visit Trondheim?

It’s always a good time to visit Trondheim, but the weather is changeable in March, so plan a mix of indoor and outdoor activities and exploring, and pack for every eventuality.

Can you sunbathe in Trondheim in March?

Not really, March is not the best time to sunbathe, unless you visit a local solarium.

Can you swim in Trondheim in March?

Swimming in Trondheim in March is challenging and not recommended for inexperienced swimmers or without proper equipment and preparation.

Is Trondheim rainy in March?

Trondheim is often rainy in March. You may get a bit damp when outside, so pack an umbrella, and maybe even a raincoat.

Is it sunny in Trondheim in March?

Usually, it’s not very sunny in Trondheim in March, often it’s pretty cloudy. Pack for any eventuality; layering can help reduce the number of bulky items needed.

Other cities in Norway

Check out the weather for other cities in Norway.

Monthly weather in Trondheim

Source of the data

For this page, we’ve looked at the typical weather in Trondheim, based on historical hourly weather data from January 1, 1979, to December 31, 2023.

For past dates, we show actual recorded data at the location at that time. Forecasts are based on recorded weather during that day of the year, averaged over the total years for which we have records (unless stated otherwise). The daily temperature is the highest recorded temperature in the shadow during that day.