Brattleboro Vermont Climate Data

Monthly Average Climate Data for Brattleboro Vermont

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-10.9 °C0.1 °C90.68 mm
February-10.3 °C2 °C80.77 mm
March-5.2 °C6.6 °C97.03 mm
April0.7 °C14 °C98.81 mm
May6.9 °C20.8 °C100.08 mm
June12.3 °C25.6 °C116.33 mm
July15.1 °C28.4 °C103.89 mm
August14.1 °C27.6 °C110.49 mm
September9.7 °C23.5 °C115.82 mm
October3.4 °C16.1 °C134.37 mm
November-1.7 °C9.2 °C99.06 mm
December-6.9 °C2.9 °C110.24 mm
Annual2.3 °C14.7 °C1257.57 mm

Climate Data for Brattleboro 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 6a : -23.3°C to -20.6°C
Plant Hardiness Zone - 2012Zone 5b : -26.1°C to -23.3°C
Current Drought ConditionsNormal
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year
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