Usually average temperatures are Tromso in March is -2. High temperatures are around 0 and average daily low being -5 degrees celsius. We have put some more info below:
| Month | Degrees Celsius |
|---|---|
| Temperature | -2 |
| High Temperature | 0 |
| Low Temperature | -5 |
| Sunshine Per Day | 4 |
Useful Links: Tromso Weather: Average Weather & Yearly Climate