North Barrington Illinois Climate Data

Monthly Average Climate Data for North Barrington Illinois

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-9.7 °C-1.1 °C48.77 mm
February-8.1 °C1.1 °C49.28 mm
March-2.8 °C7.4 °C58.17 mm
April2.8 °C14.4 °C97.03 mm
May8.9 °C20.7 °C122.43 mm
June14.4 °C26.3 °C120.14 mm
July17.3 °C28.7 °C99.57 mm
August16.5 °C27.4 °C102.11 mm
September12 °C23.7 °C88.39 mm
October5.6 °C16.6 °C81.79 mm
November-0.6 °C8.6 °C62.23 mm
December-6.3 °C1.9 °C53.59 mm
Annual4.2 °C14.6 °C983.5 mm

Climate Data for North Barrington Illinois

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateApr. 21 - Apr. 30
Average Days With Frost100-125 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 ConditionsAbnormally Dry
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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