Average data for 10 years
1 December
Sunday
−8°
−8°
2 December
Monday
−9°
−10°
3 December
Tuesday
−8°
−9°
4 December
Wednesday
−9°
−11°
5 December
Thursday
−9°
−10°
6 December
Friday
−9°
−11°
7 December
Saturday
−9°
−10°
8 December
Sunday
−9°
−10°
9 December
Monday
−7°
−9°
10 December
Tuesday
−7°
−9°
11 December
Wednesday
−7°
−8°
12 December
Thursday
−8°
−9°
13 December
Friday
−6°
−8°
14 December
Saturday
−7°
−6°
15 December
Sunday
−4°
−7°
16 December
Monday
−4°
−5°
17 December
Tuesday
−6°
−7°
18 December
Wednesday
−5°
−7°
19 December
Thursday
−8°
−8°
20 December
Friday
−8°
−9°
21 December
Saturday
−7°
−8°
22 December
Sunday
−7°
−8°
23 December
Monday
−9°
−8°
24 December
Tuesday
−9°
−11°
25 December
Wednesday
−12°
−11°
26 December
Thursday
−12°
−12°
27 December
Friday
−11°
−12°
28 December
Saturday
−9°
−12°
29 December
Sunday
−10°
−12°
30 December
Monday
−9°
−11°
31 December
Tuesday
−9°
−11°
Cities with similar weather in December
Greenland
Nuuk
United States
Duluth
Canada
Thunder Bay
Canada
North Bay
Kazakhstan
Astana
December in Longyearbyen is the windiest month of the year. In December, the weather in Longyearbyen is typically freezing. Average daily high temperature in December is about 8 degrees below zero. On average, Longyearbyen has 17 cloudy, 8 snowy, 3 sunny, and 3 partly cloudy days in December. The snowfalls are usually light.