Georgetown Massachusetts Climate Data

Monthly Average Climate Data for Georgetown Massachusetts

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January17.1 °F35.4 °F3.67 in.
February18.8 °F38.0 °F3.6 in.
March26.1 °F45.2 °F4.78 in.
April36.2 °F57.5 °F4.25 in.
May46.3 °F67.8 °F3.75 in.
June55.8 °F76.9 °F4.28 in.
July61.8 °F82.8 °F3.56 in.
August60.1 °F81.4 °F3.43 in.
September52.6 °F74.1 °F3.83 in.
October41.1 °F62.0 °F4.94 in.
November32.0 °F51.1 °F3.9 in.
December23.5 °F40.9 °F4.73 in.
Annual39.3 °F59.4 °F48.72 in.

Climate Data for Georgetown Massachusetts

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateMay 11 - May 20
Average Days With Frost125-150 Days
Plant Hardiness Zone - 2023Zone 6b : -5°F to 0°F
Plant Hardiness Zone - 2012Zone 6a : -10°F to -5°F
Current Drought ConditionsNormal
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation