Rochester Massachusetts Climate Data

Monthly Average Climate Data for Rochester Massachusetts

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January21.2 °F38.3 °F4.39 in.
February22.6 °F39.9 °F3.74 in.
March29.1 °F46.1 °F5.54 in.
April38.5 °F56.8 °F4.65 in.
May48.0 °F66.9 °F3.6 in.
June57.6 °F75.9 °F3.95 in.
July64.2 °F82.0 °F3.41 in.
August62.8 °F80.7 °F3.86 in.
September55.8 °F74.0 °F4.16 in.
October44.9 °F62.9 °F4.91 in.
November35.6 °F52.8 °F4.53 in.
December27.5 °F43.7 °F5.08 in.
Annual42.3 °F60 °F51.82 in.

Climate Data for Rochester Massachusetts

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateMay 1 - May 10
Average Days With Frost100-125 Days
Plant Hardiness Zone - 2023Zone 7a : 0°F to 5°F
Plant Hardiness Zone - 2012Zone 6b : -5°F to 0°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation