Third Lake Illinois Climate Data

Monthly Average Climate Data for Third Lake Illinois

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January14.6 °F29.7 °F1.98 in.
February17.4 °F33.4 °F2.0 in.
March26.7 °F44.2 °F2.28 in.
April37.0 °F56.7 °F3.91 in.
May47.7 °F68.1 °F4.37 in.
June57.8 °F77.9 °F4.54 in.
July62.9 °F82.3 °F3.74 in.
August61.4 °F80.7 °F3.66 in.
September53.7 °F73.9 °F3.57 in.
October42.2 °F61.0 °F3.21 in.
November31.0 °F47.0 °F2.44 in.
December20.8 °F35.0 °F2.18 in.
Annual39.4 °F57.5 °F37.88 in.

Climate Data for Third Lake Illinois

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateMay 11 - May 20
Average Days With Frost125-150 Days
Plant Hardiness Zone - 2023Zone 5b : -15°F to -10°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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