Needham Massachusetts Climate Data

Monthly Average Climate Data for Needham Massachusetts

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January18.3 °F36.4 °F3.9 in.
February19.9 °F38.9 °F3.43 in.
March27.3 °F46.0 °F4.7 in.
April37.4 °F58.1 °F4.3 in.
May47.3 °F68.7 °F3.66 in.
June56.6 °F77.5 °F4.18 in.
July62.6 °F83.3 °F3.63 in.
August61.1 °F81.8 °F3.84 in.
September53.7 °F74.8 °F3.79 in.
October42.3 °F62.8 °F4.85 in.
November33.0 °F52.0 °F4.06 in.
December24.6 °F41.9 °F4.79 in.
Annual40.3 °F60.2 °F49.13 in.

Climate Data for Needham Massachusetts

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateMay 11 - May 20
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 ClassificationDfb - Humid Continental Mild Summer, Wet All Year