Monthly Average Rainy days in Helena (MT)
The number of days each month with rain, snow and hail in Helena (Montana), the United States of America.
- On average, May is the most rainy with 14 days of rain/snow.
- On average, August is the driest month with 8 rainy days.
- The average annual number of rainy days is 143.
Current rainfall in Helena (MT)
broken clouds and sleet
partly cloudy and chance of slight snow
broken clouds and no rain