Stacker compiled a ranking of the coldest Decembers in Massachusetts since 1895 using data from the National Centers for Environmental Information. Rankings are based on the lowest average temperature in each month. For each of the coldest months listed below, we've included the average state temperature, state-wide highs and lows for the month, and the total precipitation.
#10. December 1945
- Average temperature: 22.7°F
- Monthly high temperature: 30.9°F
- Monthly low temperature: 14.4°F
- Total precipitation: 5.51"
#9. December 1976
- Average temperature: 22.3°F
- Monthly high temperature: 32.3°F
- Monthly low temperature: 12.3°F
- Total precipitation: 3.02"
#7. December 1955 (tie)
- Average temperature: 22°F
- Monthly high temperature: 30.5°F
- Monthly low temperature: 13.6°F
- Total precipitation: 0.97"
#7. December 1926 (tie)
- Average temperature: 22°F
- Monthly high temperature: 31.4°F
- Monthly low temperature: 12.6°F
- Total precipitation: 3.29"
#6. December 1910
- Average temperature: 21.8°F
- Monthly high temperature: 30.8°F
- Monthly low temperature: 12.8°F
- Total precipitation: 2.33"
#5. December 1963
- Average temperature: 21.3°F
- Monthly high temperature: 29.4°F
- Monthly low temperature: 13.2°F
- Total precipitation: 2.64"
#4. December 1958
- Average temperature: 20.7°F
- Monthly high temperature: 30.2°F
- Monthly low temperature: 11.3°F
- Total precipitation: 1.64"
#3. December 1904
- Average temperature: 20.1°F
- Monthly high temperature: 29.3°F
- Monthly low temperature: 11°F
- Total precipitation: 2.89"
#2. December 1917
- Average temperature: 18.5°F
- Monthly high temperature: 27.5°F
- Monthly low temperature: 9.5°F
- Total precipitation: 2.61"
#1. December 1989
- Average temperature: 15.8°F
- Monthly high temperature: 25.4°F
- Monthly low temperature: 6.2°F
- Total precipitation: 1.1"





