Middlebury Vermont Climate Data

Monthly Average Climate Data for Middlebury Vermont

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January10.3 °F28.8 °F2.43 in.
February11.2 °F31.5 °F1.9 in.
March20.6 °F40.6 °F2.29 in.
April32.5 °F55.2 °F3.14 in.
May44.3 °F68.1 °F3.57 in.
June53.6 °F76.8 °F4.13 in.
July58.7 °F81.6 °F4.22 in.
August57.1 °F79.9 °F3.83 in.
September49.4 °F72.5 °F3.36 in.
October38.2 °F58.7 °F4.0 in.
November29.2 °F46.1 °F2.9 in.
December18.1 °F34.5 °F3.04 in.
Annual35.3 °F56.2 °F38.81 in.

Climate Data for Middlebury Vermont

Average First Frost DateOct. 1 - Oct. 10
Average Last Frost DateMay 21 - May 31
Average Days With Frost150-180 Days
Plant Hardiness Zone - 2023Zone 5a : -20°F to -15°F
Plant Hardiness Zone - 2012Zone 5a : -20°F to -15°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year
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