Average data for 10 years
1 December
Sunday
−1°
−2°
2 December
Monday
−1°
−1°
3 December
Tuesday
−2°
−2°
4 December
Wednesday
−1°
−3°
5 December
Thursday
−2°
−2°
6 December
Friday
−2°
−4°
7 December
Saturday
−2°
−2°
8 December
Sunday
−1°
−2°
9 December
Monday
0°
−2°
10 December
Tuesday
−2°
−2°
11 December
Wednesday
−2°
−3°
12 December
Thursday
−2°
−2°
13 December
Friday
−4°
−3°
14 December
Saturday
−3°
−4°
15 December
Sunday
−2°
−3°
16 December
Monday
−3°
−3°
17 December
Tuesday
−3°
−4°
18 December
Wednesday
−2°
−3°
19 December
Thursday
−2°
−3°
20 December
Friday
−3°
−2°
21 December
Saturday
−4°
−4°
22 December
Sunday
−4°
−4°
23 December
Monday
−4°
−5°
24 December
Tuesday
−3°
−5°
25 December
Wednesday
−3°
−4°
26 December
Thursday
−3°
−5°
27 December
Friday
−2°
−4°
28 December
Saturday
−3°
−5°
29 December
Sunday
−1°
−3°
30 December
Monday
−1°
−2°
31 December
Tuesday
−1°
−2°
Cities with similar weather in December
Belarus
Minsk
Belarus
Gomel
Belarus
Mogilev
Finland
Helsinki
Estonia
Tallinn
December in Seinäjoki is the snowiest and the windiest month of the year. In December, the weather in Seinäjoki is typically freezing. Average daily high temperature in December is about 2 degrees below zero. On average, Seinäjoki has 18 snowy, 10 cloudy, 2 sunny, and 1 partly cloudy day in December. The snowfalls are usually moderate.