Mendon Massachusetts Climate Data

Monthly Average Climate Data for Mendon Massachusetts

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January17.8 °F36.2 °F3.91 in.
February19.1 °F38.9 °F3.39 in.
March26.6 °F46.2 °F4.64 in.
April36.7 °F58.6 °F4.49 in.
May46.8 °F69.0 °F3.51 in.
June56.0 °F77.2 °F4.31 in.
July62.0 °F82.7 °F3.62 in.
August60.3 °F81.3 °F4.06 in.
September52.8 °F74.5 °F3.97 in.
October41.4 °F62.7 °F4.94 in.
November32.1 °F51.8 °F4.01 in.
December23.8 °F41.5 °F4.85 in.
Annual39.6 °F60.1 °F49.7 in.

Climate Data for Mendon 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 ClassificationDfb - Humid Continental Mild Summer, Wet All Year