Parkersburg Illinois Climate Data

Monthly Average Climate Data for Parkersburg Illinois

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January22.7 °F38.9 °F3.42 in.
February25.5 °F43.9 °F2.63 in.
March34.1 °F54.4 °F3.96 in.
April44.4 °F66.5 °F5.02 in.
May55.2 °F76.2 °F5.14 in.
June64.2 °F84.8 °F4.87 in.
July66.9 °F87.7 °F4.36 in.
August64.7 °F86.8 °F3.05 in.
September56.8 °F81.4 °F3.32 in.
October45.4 °F69.4 °F3.59 in.
November34.9 °F54.8 °F3.99 in.
December27.0 °F43.2 °F3.38 in.
Annual45.2 °F65.7 °F46.73 in.

Climate Data for Parkersburg 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 6b : -5°F to 0°F
Plant Hardiness Zone - 2012Zone 6a : -10°F to -5°F
Current Drought ConditionsNormal
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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