Hell, Norway in December has cold conditions, with highs averaging around 0.5°C (33°F). Rain falls on about 16 days this month, totalling around 131 mm. Sea temperature stays cool at 3.4°C (38°F).
This month falls at the beginning of Winter. Cold conditions dominate the month.
Temperatures remain fairly steady throughout December, with daily highs around 1°C (34°F).
Rainfall is heaviest during the last third of the month, while the first third tends to be drier.
The warmest days tend to fall around the 19th, averaging 2.4°C (36°F).