Carpentersville Illinois Climate Data

Monthly Average Climate Data for Carpentersville Illinois

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January14.1 °F30.2 °F1.96 in.
February16.9 °F34.3 °F1.89 in.
March26.4 °F46.0 °F2.22 in.
April36.7 °F58.4 °F3.8 in.
May47.7 °F69.9 °F5.11 in.
June57.6 °F79.8 °F4.85 in.
July62.6 °F83.9 °F4.02 in.
August61.1 °F81.5 °F4.18 in.
September53.1 °F74.6 °F3.55 in.
October41.4 °F61.8 °F3.28 in.
November30.3 °F47.6 °F2.52 in.
December20.2 °F35.3 °F2.15 in.
Annual39 °F58.6 °F39.53 in.

Climate Data for Carpentersville 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 ConditionsNormal
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation