Mettawa (IL) Precipitation: Average Monthly Rainfall and Snowfall
This graph shows the average amount of rainfall per month in Mettawa (Illinois). The numbers are calculated over a 30-year period to provide a reliable average.
- A lot of rain (rainy season) falls in the months: April, May, June, July and August.
- On average, July is the wettest month with 116 mm of precipitation.
- On average, January is the driest month with 43 mm of precipitation.
- The average amount of annual precipitation is 1015 mm.
Current rainfall in Mettawa (IL)
almost clear and no rain
broken clouds and no rain
broken clouds and no rain