Normally the average weather in Arendal right through December is 3 with a normal high in the month being 3 degrees and a low of 0 degrees. For more context we have put some more information below:
| Month | Degrees Celsius |
|---|---|
| Temperature | 3 |
| High Temperature | 3 |
| Low Temperature | 0 |
| Sunshine Per Day | 2 |
Useful Links: Arendal Weather: Average Weather & Yearly Climate