Blackstone Massachusetts Climate Data

Monthly Average Climate Data for Blackstone Massachusetts

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January18.2 °F36.6 °F4.05 in.
February19.7 °F39.1 °F3.5 in.
March27.0 °F46.4 °F4.76 in.
April37.0 °F58.6 °F4.58 in.
May47.2 °F69.0 °F3.56 in.
June56.4 °F77.3 °F4.32 in.
July62.5 °F82.8 °F3.63 in.
August61.0 °F81.4 °F4.03 in.
September53.5 °F74.5 °F4.05 in.
October42.0 °F62.9 °F5.01 in.
November32.7 °F52.0 °F4.09 in.
December24.4 °F41.8 °F4.98 in.
Annual40.1 °F60.2 °F50.56 in.

Climate Data for Blackstone 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 6a : -10°F to -5°F
Current Drought ConditionsNormal
Köppen Climate ClassificationDfb - Humid Continental Mild Summer, Wet All Year