Long Point Illinois Climate Data

Monthly Average Climate Data for Long Point Illinois

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-8.9 °C-0.1 °C52.07 mm
February-7.1 °C2.4 °C47.24 mm
March-1.7 °C9.3 °C66.04 mm
April4.1 °C16.8 °C92.2 mm
May10.7 °C22.8 °C117.09 mm
June16 °C27.7 °C109.98 mm
July17.9 °C29.3 °C100.08 mm
August16.8 °C28.3 °C92.46 mm
September12.2 °C25.4 °C87.63 mm
October5.8 °C18.5 °C77.47 mm
November-0.2 °C9.8 °C67.31 mm
December-5.7 °C2.8 °C53.34 mm
Annual5 °C16.1 °C962.91 mm

Climate Data for Long Point 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 : -26.1°C to -23.3°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
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