Marshfield Massachusetts Climate Data

Monthly Average Climate Data for Marshfield Massachusetts

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-5.7 °C3.5 °C111.51 mm
February-4.9 °C4.6 °C101.35 mm
March-1.3 °C7.7 °C140.72 mm
April3.8 °C13.3 °C117.6 mm
May9.2 °C19 °C93.73 mm
June14.4 °C24.1 °C98.81 mm
July18 °C27.5 °C87.38 mm
August17.3 °C26.4 °C92.96 mm
September13.7 °C22.9 °C103.89 mm
October7.6 °C17.2 °C128.52 mm
November2.3 °C11.6 °C116.59 mm
December-2.2 °C6.6 °C129.79 mm
Annual6 °C15.4 °C1322.85 mm

Climate Data for Marshfield Massachusetts

Average First Frost DateOct. 21 - Oct. 31
Average Last Frost DateMay 11 - May 20
Average Days With Frost100-125 Days
Plant Hardiness Zone - 2023Zone 7a : -17.8°C to -15°C
Plant Hardiness Zone - 2012Zone 6b : -20.6°C to -17.8°C
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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