Cool
Average highs are around 4°C, so pack for cooler days.
April verdict
Poor for holiday weather
Average highs are around 4°C, so pack for cooler days. Sunshine averages 5h per day, enough for a balanced month. Rainfall averages 57mm, which is relatively low for holiday planning.

Monthly averages
Temp
4°C
Rain
57mm
Sun
5h
Sea
4°C
Weather score
24
Poor
Cool
Average highs are around 4°C, so pack for cooler days.
Drier
Rainfall averages 57mm, which is relatively low for holiday planning.
Some sun
Sunshine averages 5h per day, enough for a balanced month.
Cool sea
Sea temperatures average 4°C, so the water can feel cool.
Map
Compare Tromso, Norway with nearby places by weather score, rain, sun, temperature, and swim conditions.
April4°C average high
April is on the cooler side of Tromso's year, useful if you prefer less intense daytime heat.
Warmest monthsJune to August
This stretch sets the upper range for average daytime heat.
April57mm average rain
April sits on the drier side of Tromso's year, which helps with sightseeing and transfers.
Driest monthsMarch to August
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
April5 hours average sun
April sits close to Tromso's yearly sunshine average, so it is a middle-of-the-pack month for bright days.
Brightest monthsMay to July
This stretch has the strongest sunshine in the monthly averages.
April4°C average sea
April is one of the coolest sea months, so the water may feel fresher than in peak months.
Warmest seaJuly to September
Sea temperatures are usually near 10°C in this stretch, so swimming comfort is at its strongest.
April24 weather score
April sits close to Tromso's yearly weather-score average, giving a typical overall read on the month.
Best weather monthsApril to August
These months have the strongest weather score in the monthly averages.