Middlebury Connecticut Climate Data

Monthly Average Climate Data for Middlebury Connecticut

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January17.8 °F35.0 °F3.76 in.
February19.2 °F37.7 °F3.21 in.
March26.5 °F45.6 °F4.38 in.
April37.0 °F58.1 °F4.12 in.
May47.1 °F68.7 °F4.11 in.
June56.3 °F77.0 °F4.67 in.
July61.6 °F81.8 °F4.7 in.
August60.3 °F80.0 °F4.63 in.
September53.3 °F73.0 °F4.66 in.
October41.8 °F61.6 °F5.32 in.
November32.5 °F50.5 °F4.05 in.
December23.7 °F39.9 °F4.58 in.
Annual39.8 °F59.1 °F52.19 in.

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 : -5°F to 0°F
Plant Hardiness Zone - 2012Zone 6a : -10°F to -5°F
Current Drought ConditionsNormal
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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