Sherman Connecticut Climate Data

Monthly Average Climate Data for Sherman Connecticut

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-8.3 °C1.8 °C87.38 mm
February-7.2 °C3.4 °C71.63 mm
March-3.2 °C7.9 °C96.77 mm
April2.8 °C15.1 °C98.55 mm
May8.5 °C21 °C96.27 mm
June13.6 °C25.5 °C116.59 mm
July16.6 °C28.3 °C119.13 mm
August15.7 °C27.3 °C124.46 mm
September11.6 °C23.3 °C118.62 mm
October5.1 °C16.8 °C125.73 mm
November-0.2 °C10.6 °C97.03 mm
December-4.7 °C4.4 °C106.68 mm
Annual4.2 °C15.5 °C1258.84 mm

Climate Data for Sherman Connecticut

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateMay 11 - May 20
Average Days With Frost125-150 Days
Plant Hardiness Zone - 2023Zone 6b : -20.6°C to -17.8°C
Plant Hardiness Zone - 2012Zone 6a : -23.3°C to -20.6°C
Current Drought ConditionsNormal
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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