Milton Massachusetts Climate Data

Monthly Average Climate Data for Milton Massachusetts

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-6.6 °C2.8 °C103.38 mm
February-5.8 °C4.1 °C92.96 mm
March-1.8 °C7.9 °C126.24 mm
April3.8 °C14.3 °C112.52 mm
May9.2 °C20.2 °C94.49 mm
June14.5 °C25.2 °C106.17 mm
July17.9 °C28.4 °C94.74 mm
August17.1 °C27.6 °C95.76 mm
September13.1 °C23.6 °C98.81 mm
October6.8 °C17.1 °C125.98 mm
November1.6 °C11.3 °C105.92 mm
December-3.1 °C5.8 °C126.49 mm
Annual5.6 °C15.7 °C1283.46 mm

Climate Data for Milton Massachusetts

Average First Frost DateOct. 21 - Oct. 31
Average Last Frost DateMay 1 - May 10
Average Days With Frost100-125 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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