Cambridge Massachusetts Climate Data

Monthly Average Climate Data for Cambridge Massachusetts

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January20.2 °F37.0 °F4.05 in.
February21.7 °F39.3 °F3.69 in.
March28.8 °F45.8 °F4.91 in.
April39.0 °F57.5 °F4.34 in.
May48.8 °F67.9 °F3.67 in.
June58.4 °F77.2 °F4.19 in.
July64.3 °F83.0 °F3.74 in.
August62.9 °F81.2 °F3.78 in.
September55.6 °F74.2 °F3.81 in.
October44.2 °F62.8 °F4.85 in.
November34.9 °F52.3 °F4.08 in.
December26.5 °F42.5 °F4.95 in.
Annual42.1 °F60.1 °F50.06 in.

Climate Data for Cambridge 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 : -5°F to 0°F
Plant Hardiness Zone - 2012Zone 6b : -5°F to 0°F
Current Drought ConditionsNormal
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation