Norway
Trondheim in March: weather, sea & travel advice
This month's data profile
Rain shapes the decision
Trondheim in March is climatically mixed. The average daily high is around 1 °C, and the sea is about 5 °C. With about 19 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
13/100 · #7
Warmth
#9
Dryness
#6
Sun
#7
Sea warmth
#12
Published best categories: none
Trondheim · MarchPhoto: David Stanley from Nanaimo, Canada · CC BY 4.0Climate facts
- Average high
- 1 °C
- Average low
- -4 °C
- Sea
- 5 °C
- Rainy days (est.)
- 19 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 | -1 | -6 | 18 | 120 | 0.8 | 95 | 1.8 | 6 | 12 |
| March (selected) | 1 | -4 | 19 | 124 | 2.3 | 93 | 1.6 | 5 | 13 |
| April | 6 | -1 | 16 | 93 | 4.5 | 86 | 1.2 | 6 | 21 |
How do the previous and next months compare?
Baseline: March (13/100)
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 | -2.4 °C | -1.7 °C | -1.3 | -4 mm | -1.5 h | +2 % | +0.2 m/s | +0.2 °C |
| April | +8 | +4.8 °C | +3.5 °C | -2.8 | -31 mm | +2.2 h | -7.7 % | -0.4 m/s | +0.8 °C |
All twelve months in context
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Where to stay in Trondheim
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Useful next decisions
Frequently asked questions
How warm is Trondheim in March?
The average daily high is around 1 °C, with an average daily low of about -4 °C.
Can you swim in Trondheim in March?
The sea is about 5 °C (cold).
Does it rain a lot in Trondheim in March?
The curated estimate is about 19 rainy days per month, not a directly measured long-term average. Total precipitation averages around 124 mm for the month. A rainy day does not mean all-day rain.
When is the best time to visit Trondheim?
No month in Trondheim reaches the threshold for a clear recommendation in the climate score; the month comparison above shows the differences.