Walpole Massachusetts Climate Data

Monthly Average Climate Data for Walpole Massachusetts

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-7.6 °C2.7 °C103.38 mm
February-6.7 °C4.1 °C88.14 mm
March-2.7 °C8 °C124.21 mm
April2.9 °C14.7 °C115.82 mm
May8.4 °C20.4 °C90.17 mm
June13.6 °C25.2 °C104.39 mm
July16.9 °C28.4 °C89.92 mm
August16 °C27.6 °C99.57 mm
September11.9 °C23.7 °C98.3 mm
October5.4 °C17.1 °C126.49 mm
November0.4 °C11.3 °C107.19 mm
December-4.1 °C5.7 °C122.43 mm
Annual4.5 °C15.7 °C1270.01 mm

Climate Data for Walpole Massachusetts

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 6b : -20.6°C to -17.8°C
Current Drought ConditionsNormal
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year
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