Rockport Massachusetts Climate Data

Monthly Average Climate Data for Rockport Massachusetts

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-4.8 °C2.3 °C110.74 mm
February-4.2 °C3 °C105.16 mm
March-0.9 °C6 °C135.13 mm
April3.8 °C11.7 °C112.52 mm
May8.9 °C16.9 °C98.3 mm
June14 °C22.1 °C103.12 mm
July17.6 °C24.8 °C88.39 mm
August17.4 °C24.6 °C83.31 mm
September14.3 °C20.8 °C95.25 mm
October8.6 °C15.4 °C122.17 mm
November3.3 °C10.1 °C100.84 mm
December-1.4 °C5.3 °C128.78 mm
Annual6.4 °C13.6 °C1283.71 mm

Climate Data for Rockport 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 ConditionsNormal
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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