Average monthly snow and rainfall in Guam
The mean monthly precipitation over the year in Guam (), including rain, snow, hail.
- A lot of rain (rainy season) falls in the months: June, July, August, September, October, November and December.
- On average, August is the wettest month with 362 mm of precipitation.
- On average, March is the driest month with 59 mm of precipitation.
- The average amount of annual precipitation is 2128 mm.
Weather Forecasts for Guam
partly cloudy and small chance of rain
broken clouds and chance of rain
partly cloudy and chance of rain