Average data for 10 years
1 December
Sunday
−9°
−12°
2 December
Monday
−9°
−10°
3 December
Tuesday
−8°
−9°
4 December
Wednesday
−5°
−8°
5 December
Thursday
−8°
−9°
6 December
Friday
−7°
−8°
7 December
Saturday
−6°
−7°
8 December
Sunday
−7°
−8°
9 December
Monday
−7°
−12°
10 December
Tuesday
−10°
−11°
11 December
Wednesday
−11°
−12°
12 December
Thursday
−11°
−13°
13 December
Friday
−12°
−12°
14 December
Saturday
−10°
−14°
15 December
Sunday
−12°
−15°
16 December
Monday
−15°
−16°
17 December
Tuesday
−16°
−18°
18 December
Wednesday
−16°
−18°
19 December
Thursday
−16°
−18°
20 December
Friday
−17°
−18°
21 December
Saturday
−17°
−16°
22 December
Sunday
−13°
−14°
23 December
Monday
−14°
−14°
24 December
Tuesday
−11°
−12°
25 December
Wednesday
−10°
−12°
26 December
Thursday
−12°
−14°
27 December
Friday
−10°
−9°
28 December
Saturday
−7°
−8°
29 December
Sunday
−10°
−13°
30 December
Monday
−12°
−14°
31 December
Tuesday
−12°
−14°
In December, the weather in Isilkul is typically freezing. Average daily high temperature in December is about 11 degrees below zero. On average, Isilkul has 21 cloudy, 8 snowy, and 2 sunny days in December. The snowfalls are usually light. December as well as January, February, and October is considered the most uncomfortable time to visit Isilkul.