Mechanicsburg Illinois Climate Data

Monthly Average Climate Data for Mechanicsburg Illinois

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January18.5 °F35.3 °F2.1 in.
February21.6 °F39.9 °F1.96 in.
March30.8 °F51.5 °F2.68 in.
April41.6 °F64.3 °F4.03 in.
May53.1 °F74.4 °F4.59 in.
June62.2 °F83.0 °F4.61 in.
July65.1 °F86.1 °F3.75 in.
August63.2 °F84.6 °F3.29 in.
September54.8 °F79.5 °F3.1 in.
October43.2 °F67.0 °F3.21 in.
November32.5 °F52.1 °F2.97 in.
December24.0 °F40.2 °F2.18 in.
Annual42.6 °F63.2 °F38.47 in.

Climate Data for Mechanicsburg 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 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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