Norway
Tromsø in March: weather, sea & travel advice
This month's data profile
Rain shapes the decision
Tromsø in March is climatically mixed. The average daily high is around -2 °C, and the sea is about 4 °C. With about 20 rainy days it is very wet.
Historical monthly averages, not a weather forecast. Individual days and years can differ substantially.
Rank among 12 monthly averages
11/100 · #8
Warmth
#9
Dryness
#11
Sun
#7
Sea warmth
#12
Published best categories: none
Tromsø · MarchPhoto: Bernt Rostad from Oslo, Norway · CC BY 2.0Climate facts
- Average high
- -2 °C
- Average low
- -8 °C
- Sea
- 4 °C
- Rainy days (est.)
- 20 rainy days (est.)
- Sun (est.)
- 2 h/day
- Humidity
- 93 %
Climate evidence with direct month comparison
The highlighted row is the selected month. Precipitation total and rainy days are separate monthly averages.
| Month | Avg high °C | Avg low °C | Rainy days (est.) | Precipitation mm | Sun h/day (est.) | Humidity % | Wind m/s | Sea °C | Score |
|---|---|---|---|---|---|---|---|---|---|
| February | -5 | -10 | 17 | 114 | 0.3 | 95 | 2.5 | 4 | 12 |
| March (selected) | -2 | -8 | 20 | 121 | 1.6 | 93 | 2.4 | 4 | 11 |
| April | 0 | -5 | 18 | 91 | 3.8 | 92 | 1.9 | 4 | 16 |
How do the previous and next months compare?
Baseline: March (11/100)
Positive and negative values show the change from the selected month.
| Score Δ | Average high Δ | Average low Δ | Rainy days Δ | Rain Δ | Sun Δ | Humidity Δ | Wind Δ | Sea Δ | |
|---|---|---|---|---|---|---|---|---|---|
| February | +1 | -2.3 °C | -1.8 °C | -2.3 | -6.4 mm | -1.3 h | +1.5 % | +0.2 m/s | +0.4 °C |
| April | +5 | +2.8 °C | +3.4 °C | -1.9 | -29.7 mm | +2.2 h | -1.8 % | -0.5 m/s | +0.2 °C |
All twelve months in context
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Where to stay in Tromsø
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Useful next decisions
Frequently asked questions
How warm is Tromsø in March?
The average daily high is around -2 °C, with an average daily low of about -8 °C.
Can you swim in Tromsø in March?
The sea is about 4 °C (cold).
Does it rain a lot in Tromsø in March?
The curated estimate is about 20 rainy days per month, not a directly measured long-term average. Total precipitation averages around 121 mm for the month. A rainy day does not mean all-day rain.
When is the best time to visit Tromsø?
No month in Tromsø reaches the threshold for a clear recommendation in the climate score; the month comparison above shows the differences.