Illinois vs South Dakota: Summer Temperature
Illinois has hotter summers than South Dakota.
Visual Comparison
Difference: 3.5°F — Illinois leads.
Related Context
Climate Breakdown
Summer heat affects electricity bills, outdoor lifestyle, and worker productivity.
What This Means
Illinois vs South Dakota: Summer Temperature in context
Illinois has a summer temperature of 73.4°F, compared with 69.9°F in South Dakota. Average statewide summer temperature across June, July, and August.
People Also Ask
Illinois vs South Dakota Summer Temperature — Common Questions
Q What is Illinois's summer temperature?
Illinois's summer temperature is 73.4°F.
Q What is South Dakota's summer temperature?
South Dakota's summer temperature is 69.9°F.
Q Which state has a higher summer temperature — Illinois or South Dakota?
Illinois has hotter summers than South Dakota.
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Sources: Core demographic data comes from the 2020 U.S. Census, with land area from U.S. Census Bureau TIGER files. Income, housing, affordability, and tax fields are maintained in our comparison dataset; purchasing-power figures use BEA Regional Price Parities. Minimum wage data comes from the U.S. Department of Labor, gas prices from AAA, and electricity rates from the U.S. Energy Information Administration. Political control and election fields use 2024 presidential results together with National Conference of State Legislatures data. Gun-law labels use the Giffords scorecard, alcohol system data comes from NABCA, and marijuana status uses NCSL's state cannabis laws tracker.