Historical Weather Records & Monthly Climate for Bloomington, IL

All-Time High
103°F
All-Time Low
-21°F
Max Daily Snow
0.2"
Max Daily Rain
4.56"
Max Snow Depth
0

Monthly Climate Averages for Bloomington, IL

Based on 30 years of historical data (1994 - 2023)

MonthHigh (°F)Low (°F)Precip (in)Snow (in)
January38°23°3.5"5.03"
February42°26°3.05"4.5"
March53°34°4.22"2.78"
April64°45°4.92"0.27"
May73°55°5.24"0
June82°64°4.28"0
July85°68°3.69"0
August84°67°2.9"0
September78°60°2.79"0
October66°49°3.31"0.02"
November52°37°3.22"0.85"
December42°29°3.48"4.07"

Historical Weather Extremes for Bloomington, IL

Based on 80+ years of archive data (1940 - 2024)

🔥
Longest Heatwave
11 Days
2012
Consecutive days ≥ 90°F
🧊
Deepest Freeze
36 Days
1977
Consecutive days ≤ 32°F
🏜️
Longest Drought
23 Days
2015
Consecutive days w/o rain
Wettest Month
10.02"
October 2009
Most rainfall in one month
Snowiest Month
0.2"
December 2009
Most snowfall in one month

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