Comparing Missouri, United States with Illinois, United States

Is Missouri warmer or hotter than Illinois?

On average across the year, yes, Missouri is hotter than Illinois . Missouri has an average temperature of 14°C/57°F and Illinois has an average temperature of 11°C/52°F.

Missouri's hottest month is July, with an average maximum temperature of 32°C/90°F, which is hotter than Illinois's hottest month (also July, with an average maximum temperature of 30°C/86°F).

Average Monthly Maximum Temperatures
Missouri Illinois

Is Missouri colder or cooler than Illinois?

On average across the year, no, Missouri is not colder than Illinois . Missouri has an average minimum temperature of 8°C/46°F and Illinois has an average minimum temperature of 6°C/43°F.

Missouri's coldest month is January, with an average minimum temperature of -5°C/23°F, which is not colder than Illinois's coldest month (also January, with an average minimum temperature of -8°C/18°F).

Average Monthly Minimum Temperatures
Missouri Illinois

Does Missouri have more rain than Illinois?

On average across the year, no, Missouri has less rain than Illinois. Missouri has an average annual rainfall of 1122mm and Illinois has an average annual rainfall of 1154mm.

Missouri's wettest month is May, with an average monthly rainfall of 142mm, which is drier than Illinois's wettest month (also May, with an average monthly rainfall of 145mm).

Average Monthly Rainfall
Missouri Illinois
Compare Missouri's climate with other countries
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