🇺🇸 Weather in Helena
Map Overlays:
Hourly Forecast for Helena
11:00
16°
0%
12:00
14°
0%
13:00
14°
100%
14:00
14°
100%
15:00
13°
0%
16:00
12°
100%
17:00
11°
100%
18:00
11°
70%
19:00
9°
0%
20:00
8°
71%
21:00
8°
0%
22:00
6°
0%
23:00
6°
0%
00:00
5°
100%
01:00
5°
100%
02:00
3°
100%
03:00
3°
100%
04:00
2°
100%
05:00
1°
100%
06:00
2°
100%
07:00
2°
100%
08:00
1°
100%
09:00
2°
100%
10:00
2°
100%
14-Day Forecast for Helena
Wed, Apr 22
Patchy rain nearby
18° /
5°
Thu, Apr 23
Moderate rain
4° /
-5°
Fri, Apr 24
Patchy rain nearby
2° /
-7°
Sat, Apr 25
Light snow showers
4° /
-9°
Sun, Apr 26
Light freezing rain
5° /
-10°
Mon, Apr 27
Partly Cloudy
12° /
-7°
Tue, Apr 28
Patchy rain nearby
13° /
-2°
Wed, Apr 29
Patchy rain nearby
11° /
0°
Thu, Apr 30
Patchy rain nearby
10° /
3°
Fri, May 01
Sunny
18° /
-2°
Sat, May 02
Patchy rain nearby
10° /
3°
Sun, May 03
Patchy rain nearby
20° /
-2°
Mon, May 04
Patchy rain nearby
9° /
2°
Tue, May 05
Patchy rain nearby
9° /
-1°
Additional Forecasts for Helena
Air Quality
💨 US EPA Index 1 (Good)
CO (Carbon Monoxide) 141.8 μg/m³
O₃ (Ozone) 105.0 μg/m³
NO₂ (Nitrogen Dioxide) 1.6 μg/m³
SO₂ (Sulphur Dioxide) 1.1 μg/m³
PM2.5 (Fine particles) 2.0 μg/m³
PM10 (Coarse particles) 3.0 μg/m³
