South Elgin Illinois Climate Data

Monthly Average Climate Data for South Elgin Illinois

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January14.8 °F30.7 °F1.95 in.
February17.5 °F34.6 °F1.85 in.
March27.1 °F46.4 °F2.31 in.
April37.4 °F59.1 °F3.8 in.
May48.6 °F70.6 °F5.11 in.
June58.5 °F80.4 °F4.54 in.
July63.2 °F84.3 °F3.88 in.
August61.5 °F82.3 °F4.08 in.
September53.6 °F76.0 °F3.5 in.
October41.6 °F62.9 °F3.37 in.
November30.6 °F48.2 °F2.56 in.
December20.8 °F36.1 °F2.18 in.
Annual39.6 °F59.3 °F39.13 in.

Climate Data for South Elgin Illinois

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateMay 11 - May 20
Average Days With Frost125-150 Days
Plant Hardiness Zone - 2023Zone 5b : -15°F to -10°F
Plant Hardiness Zone - 2012Zone 5b : -15°F to -10°F
Current Drought ConditionsModerate Drought
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation