Tinley Park Illinois Climate Data

Monthly Average Climate Data for Tinley Park Illinois

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January16.7 °F32.1 °F2.21 in.
February19.4 °F36.0 °F2.08 in.
March28.8 °F47.3 °F2.41 in.
April39.1 °F59.9 °F3.93 in.
May49.9 °F70.9 °F4.65 in.
June60.0 °F80.7 °F4.53 in.
July64.5 °F84.7 °F4.46 in.
August62.9 °F82.8 °F4.18 in.
September55.3 °F76.7 °F3.28 in.
October43.2 °F63.4 °F3.47 in.
November32.3 °F49.4 °F2.63 in.
December22.4 °F37.0 °F2.27 in.
Annual41.2 °F60.1 °F40.1 in.

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 : -10°F to -5°F
Plant Hardiness Zone - 2012Zone 5b : -15°F to -10°F
Current Drought ConditionsNormal
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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