Vernon Connecticut Climate Data

Monthly Average Climate Data for Vernon Connecticut

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-8 °C1.8 °C85.34 mm
February-7.3 °C3.3 °C74.68 mm
March-3.1 °C7.6 °C105.66 mm
April2.6 °C14.4 °C99.57 mm
May8.1 °C20.3 °C91.69 mm
June13.3 °C24.9 °C106.43 mm
July16.3 °C27.8 °C103.12 mm
August15.4 °C26.9 °C105.16 mm
September11.3 °C23.2 °C110.24 mm
October5.1 °C16.6 °C117.35 mm
November-0.1 °C10.5 °C92.46 mm
December-4.4 °C4.9 °C107.7 mm
Annual4.1 °C15.2 °C1199.4 mm

Climate Data for Vernon 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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