Cissna Park Illinois Climate Data

Monthly Average Climate Data for Cissna Park Illinois

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-8.2 °C0.6 °C56.13 mm
February-6.5 °C3.2 °C48.77 mm
March-1.3 °C9.7 °C67.56 mm
April4.4 °C17.2 °C99.06 mm
May10.8 °C23.2 °C113.28 mm
June16.1 °C27.9 °C119.89 mm
July17.7 °C29.3 °C112.27 mm
August16.4 °C28.4 °C89.15 mm
September12.2 °C25.9 °C77.47 mm
October5.9 °C18.8 °C83.82 mm
November0.1 °C10.4 °C71.63 mm
December-5.1 °C3.3 °C57.15 mm
Annual5.2 °C16.5 °C996.18 mm

Climate Data for Cissna Park Illinois

Average First Frost DateOct. 11 - Oct. 20
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 ConditionsModerate Drought
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
2024 plantmaps.com