Franklin Park Illinois Climate Data

Monthly Average Climate Data for Franklin Park Illinois

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January17.2 °F31.6 °F2.13 in.
February19.9 °F35.4 °F2.08 in.
March29.0 °F46.1 °F2.31 in.
April39.3 °F58.4 °F3.92 in.
May50.2 °F69.7 °F4.65 in.
June60.4 °F79.8 °F4.39 in.
July65.7 °F84.2 °F3.69 in.
August64.3 °F82.3 °F3.98 in.
September56.3 °F75.7 °F3.3 in.
October44.2 °F62.7 °F3.38 in.
November32.9 °F48.7 °F2.55 in.
December23.0 °F37.0 °F2.26 in.
Annual41.9 °F59.3 °F38.64 in.

Climate Data for Franklin Park 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 5b : -15°F to -10°F
Current Drought ConditionsModerate Drought
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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