San Bernardino (CA) Precipitation: Average Monthly Rainfall and Snowfall
This graph shows the average amount of rainfall per month in San Bernardino (California). The numbers are calculated over a 30-year period to provide a reliable average.
- San Bernardino has dry periods in April, May, June, July, August, September, October and November.
- On average, December is the wettest month with 86 mm of precipitation.
- On average, June is the driest month with 0 mm of precipitation.
- The average amount of annual precipitation is 276 mm.
Current rainfall in San Bernardino (CA)
broken clouds and chance of slight rain
partly cloudy and small chance of slight rain
broken clouds and no rain