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Tromso in April: Weather, Average temperature and Climate

Planning a trip and want to know what the weather in Tromso in April will be like? Take a look at our weather guide for Tromso, based on historical data.
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April

Weather in Tromso in April 2025

OK Weather
Cool
🌨️
Snowy
🌊
Cold water
If you plan to visit Tromso in April, the weather is typically alright, with an average high temperature of +4°C during the day and approximately 4 sunny days. Expect some snowy, though, as there are typically 12 snowy days in the month and around 60 mm of precipitation. The weather is changeable so you may have to pack for every eventuality. Search flights in one click on Avionero.

Average weather

☀️
+4°C
Avg. max. temperature
-16°C
Min.
+17°C
Max.
60 mm
Total precipitation
74%
Avg. humidity
3 m/s
Avg. wind
4 ☀️
Sunny Days
7 ⛅️
Cloudy
7 🌦
Rainy
Our opinion: Tromso has OK weather in April.

Average temperature in Tromso in April

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

Going from a maximum of +9°C during the day to a minimum of -5°C during the night, the temperature in April averages around +5°C.

The average maximum temperature goes up 43% by the end of the month, compared with the beginning of the month, from +1°C to +7°C.

Is Tromso warm or cold in April?

Tromso is typically cool in April.

Maximum temperatures go up compared to the previous month from +1°C to +4°C. The minimum temperature also goes up from -5°C to -1°C.

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

Take a look at how April is compared to other months in Tromso:

Water temperature in Tromso in April

Water in Tromso in April is Cold. It varies from +4°C to +6°C, with an average of +5°C. Note that the air temperature is lower than the water temperature, averaging around +4°C.

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

The warmest water temperatures in Tromso are reached in August, when the average sea temperature rises to +11°C. The coldest water temperatures are in March, with an average of +4°C.

Can you swim in Tromso in April?

We would not recommend swimming in Tromso in April, the water is very cold (+5°C on average). Consider swimming only if you are an experienced cold-water swimmer with proper gear.
🦭
Cold
Below +16°C
🏄‍♂️
Fresh
16°C - 21°C
🏊
Comfortable
21°C - 25°C
👙
Warm
25°C - 28°C
🔥
Very warm
+28°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 Tromso in April

Tromso weather looks like this, on average, in April and the surrounding months.
MarchAprilMay
Avg. temperature
+1°C+4°C+9°C
Min. temperature
-24°C-16°C-8°C
Max. temperature
+10°C+17°C+25°C
Rainfall
48 mm60 mm89 mm
Wind
4 m/s3 m/s3 m/s
Avg. water temperature
+4°C+5°C+6°C
Humidity
76%74%71%
Air pressure
1005 HPa1010 HPa1013 HPa
Sunny days
344
Cloudy days
877
Rainy days
3717
Snowy days
16124

April weather is still as ok as in March. It’s getting warmer as April arrives. The average maximum temperature goes up from +1°C to +4°C during the day. Prepare for more rain. Average rainfall goes from 48 mm to 60 mm. It feels drier, as humidity decreases from 76% to 74%. Winds are calmer in comparison to March, going down from 4 m/s to 3 m/s on average. The good news is there are likely to be more sunny days in April, from 3 to 4.

May brings much the same weather, it remains ok.

Wind

Wind speed in Tromso in April based on historical data.
Last Year
Historical Data

The average wind speed is 3 m/s getting up to 7 m/s which is a medium breeze. You can feel it, especially getting out of the water.

The average wind speed in Tromso is gradually increasing during April, going from 4 m/s to 4 m/s over the course of the month.

Rain

Amount of rainfall in mm during April in Tromso based on historical data.
Last Year
Historical Data
Typically, there is a 50% chance of rain on an average day in April, with total rainfall of approximately 68 mm. The maximum amount of rainfall per day is around 11 mm, which is considered light rain. April is a pretty wet month with over 15 rainy days, so don’t forget to pack an umbrella, raincoat, and a pair of galoshes.
Here’s how April is compared with other months in the amount of precipitation, total mm:
Tromso wettest month is September, where a typical day has a 70% chance of precipitation and 128 mm of rainfall per day. February, on the other hand, is the driest month with a mere 7% chance of precipitation and 47 mm of rainfall per day.

Snow

Amount of snow in mm during April in Tromso based on historical data.
Last Year
Historical Data
Typically, there is a 7% chance of snow on an average day in April, with a total monthly snowfall of approximately 22 mm.

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

How was the weather last April in Tromso?

This is the weather in Tromso in April 2023:
1 April
☁️
+1°C
2 April
☀️
+1°C
3 April
🌧️
+3°C
4 April
🌧️
+5°C
5 April
☀️
+6°C
6 April
☀️
+7°C
7 April
☀️
+6°C
8 April
🌧️
+5°C
9 April
☁️
+6°C
10 April
☀️
+7°C
11 April
☀️
+6°C
12 April
☀️
+8°C
13 April
☀️
+8°C
14 April
☀️
+9°C
15 April
☀️
+7°C
16 April
🌧️
+6°C
17 April
🌧️
+5°C
18 April
☁️
+8°C
19 April
☁️
+8°C
20 April
🌧️
+6°C
21 April
🌧️
+5°C
22 April
🌨️
0°C
23 April
🌨️
+2°C
24 April
☀️
+3°C
25 April
☀️
+3°C
26 April
☀️
+4°C
27 April
☀️
+9°C
28 April
☁️
+8°C
29 April
🌧️
+6°C
30 April
☀️
+7°C
In April 2023 Tromso had 15 sunny days, 5 cloudy days, and 8 rainy days. The average maximum temperature was +5°C, with an absolute maximum of +9°C and a minimum of 0°C. The average humidity was 78%, with a maximum of 100% and a minimum of 54%. The average wind speed was 3 m/s, with a maximum of 11 m/s and a minimum of 0 m/s.
Are you planning a trip in April?

Climate Change over Years

This is how Tromso climate have been changing during last 43 years period.

The climate in Tromso in April has not changed much over the last 43 years.

The average temperature was the lowest in 1981 (+4°C) and the highest in 1990 (+8°C). The driest year was 1980 with only 614 mm of rainfall, and the wettest year was 1989 with 1352 mm.

FAQ

Frequently asked questions about the weather in Tromso in April:

Is April a good time to visit Tromso?

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

Can you sunbathe in Tromso in April?

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

Can you swim in Tromso in April?

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

Is Tromso rainy in April?

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

Is it sunny in Tromso in April?

Usually, it’s not very sunny in Tromso in April, 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 Tromso

Source of the data

For this page, we’ve looked at the typical weather in Tromso, 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.