Chelsea Vermont Climate Data

Monthly Average Climate Data for Chelsea Vermont

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-14.5 °C-2.6 °C67.82 mm
February-14.3 °C-0.9 °C55.12 mm
March-8.8 °C3.8 °C73.66 mm
April-1.7 °C11.4 °C78.23 mm
May4.7 °C18.9 °C84.33 mm
June9.8 °C23.6 °C106.17 mm
July12.6 °C26.1 °C115.32 mm
August11.3 °C25.3 °C98.04 mm
September7.2 °C21.3 °C83.06 mm
October1.3 °C13.8 °C100.58 mm
November-3.8 °C6.8 °C73.15 mm
December-10 °C0.3 °C80.77 mm
Annual-0.5 °C12.3 °C1016.25 mm

Climate Data for Chelsea 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 : -28.9°C to -26.1°C
Plant Hardiness Zone - 2012Zone 4a : -34.4°C to -31.7°C
Current Drought ConditionsNormal
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year
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