15km hilly gravel/dirt running route
Image by Zoe Rudisill on Flickr license
Climate in Illinois
Illinois gets cold and snowy in the winters. Be prepared for temperatures of around -15°C0°F.
If you like running in the heat better you might enjoy the summers in Illinois. The average daily max temperatures reaches around 31°C88°F.
September might be one of the most pleasant months for running in Illinois. The temperature usually ranges from about 14°C56°F to 25°C78°F, the wind averages 3.4m/s7.7mph and the daily precipitation is 3 mm0.1 inches.
More detailed information about the weather in Illinois can be found on the page for each city.
