Cool
Average highs are around 1°C, so pack for cooler days.
March verdict
Poor for holiday weather
Average highs are around 1°C, so pack for cooler days. Sunshine averages 3.1h per day, so this is not one of the brighter months. Rainfall averages 68mm, which is relatively low for holiday planning.

Monthly averages
Temp
1°C
Rain
68mm
Sun
3.1h
Sea
4°C
Weather score
18
Poor
Cool
Average highs are around 1°C, so pack for cooler days.
Drier
Rainfall averages 68mm, which is relatively low for holiday planning.
Limited sun
Sunshine averages 3.1h per day, so this is not one of the brighter months.
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.
March1°C average high
March has some of the coolest average daytime highs of the year, so pack for fresher conditions.
Warmest monthsJune to August
This stretch sets the upper range for average daytime heat.
March68mm average rain
March 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.
March3.1 hours average sun
March 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.
March4°C average sea
March 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.
March18 weather score
March scores below Tromso's yearly average, so the weather trade-offs are more noticeable.
Best weather monthsApril to August
These months have the strongest weather score in the monthly averages.