Rochester Massachusetts Climate Data

Monthly Average Climate Data for Rochester Massachusetts

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-6 °C3.5 °C111.51 mm
February-5.2 °C4.4 °C95 mm
March-1.6 °C7.8 °C140.72 mm
April3.6 °C13.8 °C118.11 mm
May8.9 °C19.4 °C91.44 mm
June14.2 °C24.4 °C100.33 mm
July17.9 °C27.8 °C86.61 mm
August17.1 °C27.1 °C98.04 mm
September13.2 °C23.3 °C105.66 mm
October7.2 °C17.2 °C124.71 mm
November2 °C11.6 °C115.06 mm
December-2.5 °C6.5 °C129.03 mm
Annual5.7 °C15.6 °C1316.22 mm

Climate Data for Rochester Massachusetts

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateMay 1 - May 10
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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