Pierron Illinois Climate Data

Monthly Average Climate Data for Pierron Illinois

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January22.0 °F38.3 °F2.72 in.
February25.4 °F43.6 °F2.38 in.
March34.3 °F54.1 °F3.36 in.
April44.7 °F66.2 °F4.91 in.
May55.6 °F75.5 °F5.03 in.
June64.4 °F84.5 °F4.74 in.
July67.9 °F87.6 °F4.31 in.
August65.7 °F86.7 °F3.67 in.
September57.3 °F80.4 °F3.32 in.
October45.6 °F68.6 °F3.36 in.
November35.2 °F54.2 °F3.72 in.
December26.7 °F42.9 °F2.82 in.
Annual45.4 °F65.2 °F44.34 in.
MonthAvg. LowAvg. HighAvg. Precip
January21.8 °F38.1 °F2.78 in.
February25.1 °F43.3 °F2.39 in.
March34.2 °F53.9 °F3.36 in.
April44.6 °F66.2 °F4.85 in.
May55.5 °F75.5 °F5.02 in.
June64.3 °F84.5 °F4.71 in.
July67.7 °F87.6 °F4.19 in.
August65.4 °F86.7 °F3.52 in.
September57.0 °F80.3 °F3.31 in.
October45.2 °F68.5 °F3.3 in.
November35.0 °F54.1 °F3.67 in.
December26.5 °F42.7 °F2.8 in.
Annual45.2 °F65.1 °F43.9 in.

Climate Data for Pierron Illinois

Average First Frost DateOct. 21 - Oct. 31
Average Last Frost DateApr. 21 - Apr. 30
Average Days With Frost75-100 Days
Plant Hardiness Zone - 2023Zone 6b : -5°F to 0°F
Plant Hardiness Zone - 2012Zone 6a : -10°F to -5°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
Average First Frost DateOct. 21 - Oct. 31
Average Last Frost DateApr. 21 - Apr. 30
Average Days With Frost75-100 Days
Plant Hardiness Zone - 2023Zone 6b : -5°F to 0°F
Plant Hardiness Zone - 2012Zone 6a : -10°F to -5°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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