Upton Massachusetts Climate Data

Monthly Average Climate Data for Upton Massachusetts

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-8.4 °C2.1 °C97.03 mm
February-7.7 °C3.5 °C85.09 mm
March-3.4 °C7.7 °C116.33 mm
April2.3 °C14.7 °C111.76 mm
May8.1 °C20.4 °C88.39 mm
June13.3 °C25.1 °C107.44 mm
July16.6 °C28.2 °C93.73 mm
August15.7 °C27.4 °C104.14 mm
September11.2 °C23.6 °C98.55 mm
October4.8 °C17 °C122.94 mm
November-0.3 °C10.8 °C99.06 mm
December-5 °C5.1 °C122.43 mm
Annual3.9 °C15.5 °C1246.89 mm

Climate Data for Upton Massachusetts

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateMay 1 - May 10
Average Days With Frost125-150 Days
Plant Hardiness Zone - 2023Zone 6b : -20.6°C to -17.8°C
Plant Hardiness Zone - 2012Zone 6a : -23.3°C to -20.6°C
Current Drought ConditionsExtreme Drought
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year
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