Middlebury Connecticut Climate Data

Monthly Average Climate Data for Middlebury Connecticut

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-7.9 °C1.7 °C95.5 mm
February-7.1 °C3.2 °C81.53 mm
March-3.1 °C7.6 °C111.25 mm
April2.8 °C14.5 °C104.65 mm
May8.4 °C20.4 °C104.39 mm
June13.5 °C25 °C118.62 mm
July16.4 °C27.7 °C119.38 mm
August15.7 °C26.7 °C117.6 mm
September11.8 °C22.8 °C118.36 mm
October5.4 °C16.4 °C135.13 mm
November0.3 °C10.3 °C102.87 mm
December-4.6 °C4.4 °C116.33 mm
Annual4.3 °C15.1 °C1325.61 mm

Climate Data for Middlebury 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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