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