Average monthly rainy days in Prospect Heights (IL)
The number of days each month with rain, snow and hail in Prospect Heights (Illinois), the United States of America.
- On average, June is the most rainy with 13 days of rain/snow.
- On average, November is the driest month with 8 rainy days.
- The average annual number of rainy days is 132.
Forecast for Prospect Heights (IL)
partly cloudy and thunder
partly cloudy and no rain
broken clouds and rain