Dolton Illinois Climate Data

Monthly Average Climate Data for Dolton Illinois

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January18.3 °F32.6 °F2.22 in.
February21.1 °F36.2 °F2.09 in.
March30.0 °F46.5 °F2.37 in.
April40.1 °F59.0 °F3.82 in.
May51.0 °F69.8 °F4.42 in.
June61.0 °F79.8 °F4.53 in.
July66.3 °F83.9 °F4.36 in.
August64.8 °F82.2 °F4.15 in.
September57.3 °F76.2 °F3.26 in.
October45.2 °F63.4 °F3.54 in.
November34.1 °F49.4 °F2.73 in.
December24.0 °F37.7 °F2.31 in.
Annual42.8 °F59.7 °F39.8 in.

Climate Data for Dolton Illinois

Average First Frost DateOct. 21 - Oct. 31
Average Last Frost DateMay 1 - May 10
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 ConditionsNormal
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation