Generally, the weather in Rovaniemi right-through April is 0 with a general average high of 3 with lows about -5 celsius. We have put some more information here:
| Month | Degrees Celsius |
|---|---|
| Temperature | 0 |
| High Temperature | 3 |
| Low Temperature | -5 |
| Sunshine Per Day | 4 |
Useful Links: Rovaniemi Weather: Average Weather & Yearly Climate