Average percent of sunshine in Mount Prospect (IL)
The mean percent of sunhours during the day in Mount Prospect (Illinois), the United States of America.
- The sun shines on average 69.0% in July making it the most sunny month.
- On average, December has the lowest percentage of sunshine with 37.0%.
Forecast for Mount Prospect (IL)
partly cloudy and chance of rain
partly cloudy and no rain
almost clear and no rain