West Peoria Illinois Climate Data

Monthly Average Climate Data for West Peoria Illinois

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January16.4 °F32.9 °F2.12 in.
February19.7 °F37.5 °F2.05 in.
March29.7 °F49.9 °F2.6 in.
April40.6 °F62.7 °F3.89 in.
May52.2 °F73.3 °F4.74 in.
June61.7 °F82.3 °F4.72 in.
July65.1 °F85.6 °F3.95 in.
August63.0 °F84.0 °F3.41 in.
September54.8 °F78.3 °F3.51 in.
October42.7 °F65.5 °F3.2 in.
November31.6 °F50.7 °F2.72 in.
December22.1 °F38.2 °F2.11 in.
Annual41.6 °F61.7 °F39.02 in.

Climate Data for West Peoria Illinois

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateApr. 21 - Apr. 30
Average Days With Frost100-125 Days
Plant Hardiness Zone - 2023Zone 6a : -10°F to -5°F
Plant Hardiness Zone - 2012Zone 5b : -15°F to -10°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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