Franklin Park Illinois Climate Data

Monthly Average Climate Data for Franklin Park Illinois

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-8.2 °C-0.2 °C54.1 mm
February-6.7 °C1.9 °C52.83 mm
March-1.7 °C7.8 °C58.67 mm
April4.1 °C14.7 °C99.57 mm
May10.1 °C20.9 °C118.11 mm
June15.8 °C26.6 °C111.51 mm
July18.7 °C29 °C93.73 mm
August17.9 °C27.9 °C101.09 mm
September13.5 °C24.3 °C83.82 mm
October6.8 °C17.1 °C85.85 mm
November0.5 °C9.3 °C64.77 mm
December-5 °C2.8 °C57.4 mm
Annual5.5 °C15.2 °C981.45 mm

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 : -23.3°C to -20.6°C
Plant Hardiness Zone - 2012Zone 5b : -26.1°C to -23.3°C
Current Drought ConditionsNormal
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation