Average monthly hours of sunshine in Arlington Heights (IL)
The monthly total of sunhours over the year in Arlington Heights (Illinois), the United States of America.
- On average, July is the sunniest month with 319 hours of sunshine.
- December has on average the lowest amount of sunshine with 107 hours.
- On average, the total annual amount of sun is 2520 hours.
Weather Forecasts for Arlington Heights (IL)
clear and chance of rain
partly cloudy and thunder
almost clear and no rain