Richmond Massachusetts Climate Data

Monthly Average Climate Data for Richmond Massachusetts

Switch Data to Fahrenheit
MonthAvg. LowAvg. HighAvg. Precip
January-10.7 °C-0.6 °C88.14 mm
February-10 °C1.1 °C71.63 mm
March-5.6 °C5.5 °C87.88 mm
April0.3 °C13.3 °C93.98 mm
May6.4 °C19.9 °C97.03 mm
June11.6 °C24.2 °C124.21 mm
July14.3 °C26.8 °C118.36 mm
August13.2 °C25.8 °C117.86 mm
September9.3 °C22 °C112.52 mm
October3.3 °C15.1 °C118.11 mm
November-1.8 °C8.4 °C87.63 mm
December-6.7 °C2.3 °C103.12 mm
Annual2 °C13.7 °C1220.47 mm

Climate Data for Richmond 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 : -26.1°C to -23.3°C
Plant Hardiness Zone - 2012Zone 5b : -26.1°C to -23.3°C
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year
2024 plantmaps.com