Coldest Decembers in Oregon since 1895
compiled a ranking of the coldest Decembers in Oregon 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 1898
- Average temperature: 26.5°F
- Monthly high temperature: 33.7°F
- Monthly low temperature: 19.3°F
- Total precipitation: 2.62"
#9. December 1972
- Average temperature: 26.4°F
- Monthly high temperature: 33.7°F
- Monthly low temperature: 19°F
- Total precipitation: 5.69"
#8. December 1948
- Average temperature: 26°F
- Monthly high temperature: 33°F
- Monthly low temperature: 18.9°F
- Total precipitation: 6.49"
#7. December 1985
- Average temperature: 25.9°F
- Monthly high temperature: 34.8°F
- Monthly low temperature: 16.9°F
- Total precipitation: 2.18"
#6. December 1932
- Average temperature: 25.4°F
- Monthly high temperature: 33.7°F
- Monthly low temperature: 17.2°F
- Total precipitation: 4.44"
#5. December 1909
- Average temperature: 25.1°F
- Monthly high temperature: 32.8°F
- Monthly low temperature: 17.5°F
- Total precipitation: 3.68"
#4. December 1919
- Average temperature: 24.7°F
- Monthly high temperature: 31.8°F
- Monthly low temperature: 17.6°F
- Total precipitation: 4.76"
#2. December 1990 (tie)
- Average temperature: 24.4°F
- Monthly high temperature: 33.2°F
- Monthly low temperature: 15.6°F
- Total precipitation: 2.5"
#2. December 1914 (tie)
- Average temperature: 24.4°F
- Monthly high temperature: 32.3°F
- Monthly low temperature: 16.6°F
- Total precipitation: 2.01"
#1. December 1924
- Average temperature: 23.3°F
- Monthly high temperature: 31.2°F
- Monthly low temperature: 15.4°F
- Total precipitation: 4.26"