Helena (MT) Precipitation: Average Monthly Rainfall and Snowfall
This graph shows the average amount of rainfall per month in Helena (Montana). The numbers are calculated over a 30-year period to provide a reliable average.
- Helena has dry periods in January, February, March and December.
- On average, May is the wettest month with 59 mm of precipitation.
- On average, January is the driest month with 17 mm of precipitation.
- The average amount of annual precipitation is 372 mm.
Current rainfall in Helena (MT)
Sat Nov 23
3°C | -6°C
W 
18 km/h
18 km/h6 mm
broken clouds and sleet
Sun Nov 24
-4°C | -9°C
N 11 km/h
11 km/h2 mm
partly cloudy and chance of slight snow
Mon Nov 25
0°C | -9°C
W 11 km/h
11 km/h
broken clouds and no rain
