Average monthly rainy days in Butte (MT)
The number of days each month with rain, snow and hail in Butte (Montana), the United States of America.
- On average, April is the most rainy with 14 days of rain/snow.
- On average, September is the driest month with 7 rainy days.
- The average annual number of rainy days is 137.
Forecast for Butte (MT)
partly cloudy and no rain
partly cloudy and chance of slight rain
overcast and rain