Average monthly snow and rainfall in Gillette (WY)
The mean monthly precipitation over the year in Gillette (Wyoming), including rain, snow, hail.
- Most rainfall (rainy season) is seen in May.
- Gillette has dry periods in January, February, March, November and December.
- On average, May is the wettest month with 101 mm of precipitation.
- On average, January is the driest month with 13 mm of precipitation.
- The average amount of annual precipitation is 425 mm.
Forecast for Gillette (WY)
broken clouds and no rain
partly cloudy and no rain
partly cloudy and rain