Climate at a Glance

Divisional Mapping

Choose from the options below and click "Plot" to create a map. Select Temperature and Precipitation Maps are available for download.

Download Table Data: xml csv json
Download All Months/Years: xml csv json
Climate Division Value Rank
(125 Years)
Illinois CD 1. Northwest29.4°F2031.9°F-2.5°F
Illinois CD 2. Northeast30.6°F2932.4°F-1.8°F
Illinois CD 3. West33.9°F3235.6°F-1.7°F
Illinois CD 4. Central34.0°F3635.2°F-1.2°F
Illinois CD 5. East34.2°F4934.8°F-0.6°F
Illinois CD 6. West Southwest37.2°F3838.2°F-1.0°F
Illinois CD 7. East Southeast38.0°F5438.4°F-0.4°F
Illinois CD 8. Southwest40.6°F4441.5°F-0.9°F
Illinois CD 9. Southeast41.4°F5741.5°F-0.1°F

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: Divisional Mapping, published September 2019, retrieved on September 22, 2019 from