Tinley Park Illinois Climate Data

Monthly Average Climate Data for Tinley Park Illinois

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-8.5 °C0.1 °C56.13 mm
February-7 °C2.2 °C52.83 mm
March-1.8 °C8.5 °C61.21 mm
April3.9 °C15.5 °C99.82 mm
May9.9 °C21.6 °C118.11 mm
June15.6 °C27.1 °C115.06 mm
July18.1 °C29.3 °C113.28 mm
August17.2 °C28.2 °C106.17 mm
September12.9 °C24.8 °C83.31 mm
October6.2 °C17.4 °C88.14 mm
November0.2 °C9.7 °C66.8 mm
December-5.3 °C2.8 °C57.66 mm
Annual5.1 °C15.6 °C1018.52 mm

Climate Data for Tinley 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
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