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