Colfax Illinois Climate Data

Monthly Average Climate Data for Colfax Illinois

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January16.4 °F32.5 °F2.18 in.
February19.6 °F37.2 °F1.85 in.
March28.9 °F49.1 °F2.57 in.
April39.6 °F62.5 °F3.64 in.
May51.5 °F73.6 °F4.41 in.
June61.0 °F82.1 °F4.23 in.
July63.9 °F84.8 °F3.96 in.
August61.7 °F83.2 °F3.43 in.
September53.8 °F78.2 °F3.3 in.
October42.4 °F65.5 °F3.31 in.
November31.6 °F50.3 °F2.62 in.
December22.0 °F37.6 °F2.08 in.
Annual41 °F61.4 °F37.58 in.

Climate Data for Colfax Illinois

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateMay 1 - May 10
Average Days With Frost125-150 Days
Plant Hardiness Zone - 2023Zone 6a : -10°F to -5°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
2024 plantmaps.com