Average data for 10 years
1 August
Friday
+28°
+11°
2 August
Saturday
+28°
+12°
3 August
Sunday
+28°
+11°
4 August
Monday
+27°
+11°
5 August
Tuesday
+27°
+10°
6 August
Wednesday
+27°
+11°
7 August
Thursday
+27°
+11°
8 August
Friday
+26°
+10°
9 August
Saturday
+26°
+9°
10 August
Sunday
+26°
+10°
11 August
Monday
+27°
+10°
12 August
Tuesday
+26°
+10°
13 August
Wednesday
+26°
+9°
14 August
Thursday
+26°
+10°
15 August
Friday
+27°
+10°
16 August
Saturday
+27°
+10°
17 August
Sunday
+26°
+9°
18 August
Monday
+26°
+10°
19 August
Tuesday
+26°
+9°
20 August
Wednesday
+26°
+9°
21 August
Thursday
+26°
+9°
22 August
Friday
+26°
+10°
23 August
Saturday
+25°
+9°
24 August
Sunday
+25°
+9°
25 August
Monday
+25°
+8°
26 August
Tuesday
+26°
+8°
27 August
Wednesday
+26°
+9°
28 August
Thursday
+25°
+9°
29 August
Friday
+26°
+9°
30 August
Saturday
+26°
+9°
31 August
Sunday
+25°
+8°
Cities near you
Canada
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West Yellowstone
Cities with similar weather in August
France
Paris
Kazakhstan
Almaty
Germany
Munich
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Dusseldorf
Germany
Cologne
In August, the weather in Helena is typically warm. Average daily high temperature in August is about 26 degrees above zero. On average, Helena has 18 sunny, 8 rainy, 4 partly cloudy, and 1 cloudy day in August. The rains are usually light. August as well as July and September is considered the most comfortable time to visit Helena.