Coldest Decembers in Pennsylvania since 1895
compiled a ranking of the coldest Decembers in Pennsylvania since 1895 using data from the . 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 1903
- Average temperature: 23°F
- Monthly high temperature: 30.6°F
- Monthly low temperature: 15.4°F
- Total precipitation: 2.52"
#9. December 1919
- Average temperature: 22.9°F
- Monthly high temperature: 31.7°F
- Monthly low temperature: 14.2°F
- Total precipitation: 2.58"
#8. December 1976
- Average temperature: 22.8°F
- Monthly high temperature: 32.4°F
- Monthly low temperature: 13.1°F
- Total precipitation: 2.01"
#7. December 2000
- Average temperature: 22.4°F
- Monthly high temperature: 30.5°F
- Monthly low temperature: 14.3°F
- Total precipitation: 2.94"
#6. December 1963
- Average temperature: 22.2°F
- Monthly high temperature: 29°F
- Monthly low temperature: 15.4°F
- Total precipitation: 2.11"
#5. December 1910
- Average temperature: 21.7°F
- Monthly high temperature: 29.4°F
- Monthly low temperature: 14°F
- Total precipitation: 2.64"
#4. December 1960
- Average temperature: 21.2°F
- Monthly high temperature: 31.2°F
- Monthly low temperature: 11.1°F
- Total precipitation: 1.76"
#3. December 1958
- Average temperature: 20.9°F
- Monthly high temperature: 29.9°F
- Monthly low temperature: 11.8°F
- Total precipitation: 1.07"
#2. December 1917
- Average temperature: 19.3°F
- Monthly high temperature: 27.1°F
- Monthly low temperature: 11.4°F
- Total precipitation: 1.78"
#1. December 1989
- Average temperature: 17.4°F
- Monthly high temperature: 25.5°F
- Monthly low temperature: 9.2°F
- Total precipitation: 1.29"