Helena weather in October 2025
Mon
Tue
Wed
Thu
Fri
Sat
Sun
28 September
+20°+6°
29 September
+19°+7°
30 September
+19°+6°
1 October
+17°+6°
2 October
+17°+4°
3 October
+15°+5°
4 October
+14°+4°
5 October
+16°+4°
6 October
+17°+5°
7 October
+17°+6°
8 October
+16°+4°
9 October
+16°+3°
10 October
+14°+4°
11 October
+13°+2°
12 October
+14°+3°
13 October
+15°+4°
14 October
+15°+4°
15 October
+14°+3°
16 October
+14°+3°
17 October
+14°+2°
18 October
+15°+3°
19 October
+16°+5°
20 October
+15°+3°
21 October
+14°+3°
22 October
+12°+2°
23 October
+11°+2°
24 October
+10°0°
25 October
+10°-1°
26 October
+9°0°
27 October
+10°-1°
28 October
+9°0°
29 October
+10°-1°
30 October
+11°+2°
31 October
+11°+1°
1 November
+10°0°
Forecast in other regions
New York
+30°
Los Angeles
+31°
Chicago
+23°
Houston
+23°
Queens
+30°
Phoenix
+46°
Philadelphia
+29°
San Antonio
+29°
San Diego
+31°
The Bronx
+29°
Dallas
+33°
San Jose
+28°
Austin
+27°
Detroit
+25°
Jacksonville
+29°
Fort Worth
+33°
Columbus
+24°
Indianapolis
+24°
Charlotte
+23°
San Francisco
+20°
