Average data for 10 years
1 October
Tuesday
+9°
+3°
2 October
Wednesday
+10°
+4°
3 October
Thursday
+10°
+5°
4 October
Friday
+9°
+6°
5 October
Saturday
+7°
+3°
6 October
Sunday
+7°
+3°
7 October
Monday
+5°
+2°
8 October
Tuesday
+6°
+2°
9 October
Wednesday
+7°
+2°
10 October
Thursday
+8°
+3°
11 October
Friday
+7°
+3°
12 October
Saturday
+6°
+2°
13 October
Sunday
+4°
+1°
14 October
Monday
+5°
0°
15 October
Tuesday
+5°
0°
16 October
Wednesday
+4°
0°
17 October
Thursday
+3°
0°
18 October
Friday
+3°
−1°
19 October
Saturday
+2°
−2°
20 October
Sunday
+2°
−2°
21 October
Monday
+3°
−1°
22 October
Tuesday
+3°
−1°
23 October
Wednesday
+2°
−2°
24 October
Thursday
+1°
−3°
25 October
Friday
+2°
−2°
26 October
Saturday
+2°
−2°
27 October
Sunday
+1°
−3°
28 October
Monday
+1°
−4°
29 October
Tuesday
0°
−3°
30 October
Wednesday
−1°
−3°
31 October
Thursday
+1°
−4°
In October, the weather in Irkutsk is typically cold. Average daily high temperature in October is about 4 degrees above zero. On average, Irkutsk has 14 partly cloudy, 9 sunny, 4 rainy, and 4 cloudy days in October. The rains are usually light.