Northfield Massachusetts Climate Data

Monthly Average Climate Data for Northfield Massachusetts

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January12.7 °F32.4 °F3.56 in.
February13.9 °F35.8 °F3.09 in.
March22.9 °F44.2 °F3.73 in.
April33.5 °F57.5 °F3.69 in.
May44.6 °F69.4 °F3.62 in.
June54.3 °F78.2 °F4.52 in.
July59.4 °F83.4 °F4.13 in.
August57.7 °F81.8 °F4.26 in.
September49.7 °F74.2 °F4.25 in.
October38.2 °F60.9 °F4.93 in.
November28.9 °F48.5 °F3.68 in.
December19.9 °F37.8 °F4.15 in.
Annual36.3 °F58.7 °F47.61 in.

Climate Data for Northfield Massachusetts

Average First Frost DateOct. 1 - Oct. 10
Average Last Frost DateMay 21 - May 31
Average Days With Frost150-180 Days
Plant Hardiness Zone - 2023Zone 5b : -15°F to -10°F
Plant Hardiness Zone - 2012Zone 5b : -15°F to -10°F
Current Drought ConditionsNormal
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year