Average monthly snow and rainfall in Jacksonville (IL)
The mean monthly precipitation over the year in Jacksonville (Illinois), including rain, snow, hail.
- A lot of rain (rainy season) falls in the months: April, May, June, July and September.
- On average, June is the wettest month with 154 mm of precipitation.
- On average, January is the driest month with 50 mm of precipitation.
- The average amount of annual precipitation is 1091 mm.
Forecast for Jacksonville (IL)
almost clear and small chance of rain
almost clear and no rain
partly cloudy and small chance of slight rain