Climate for Peoria, Illinois

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Average Temperatures for Peoria

Average Temperature for Peoria, Illinois
MonthLowHigh
Jan14.3°F30.7°F
Feb19.7°F36.6°F
Mar30.2°F49.4°F
Apr40.3°F62.0°F
May50.8°F73.0°F
Jun60.1°F82.2°F
Jul64.6°F85.7°F
Aug62.6°F83.6°F
Sept54.0°F76.7°F
Oct42.3°F64.4°F
Nov31.4°F48.8°F
Dec20.1°F35.5°F

Peoria's coldest month is January when the average temperature overnight is 14.3°F. In July, the warmest month, the average day time temperature rises to 85.7°F.

Average Rainfall for Peoria

Average Rainfall for Peoria, Illinois
MonthPrecipitation
Jan1.50in.
Feb1.67in.
Mar2.83in.
Apr3.56in.
May4.17in.
Jun3.84in.
Jul4.02in.
Aug3.16in.
Sept3.12in.
Oct2.76in.
Nov2.99in.
Dec2.40in.

The driest month in Peoria is January with 1.50 inches of precipitation, and with 4.17 inches May is the wettest month.

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