Hottest Decembers in Oregon since 1895
In 2022, the continental United States experienced its , according to data from the National Oceanic and Atmospheric Administration, while 20 states saw one of their in the same month. The year prior, July marked the .
Climate change is driving rising temperatures and more record heat. The has climbed each decade since 1880 by about .14 degrees Fahrenheit, or roughly 2 degrees Fahrenheit total.
compiled a ranking of the hottest Decembers in Oregon since 1895 using data from the . Rankings are based on the highest average temperature in each month. For each of the hottest months listed below, we've included the average state temperature, state-wide highs and lows for the month, and the total precipitation.
#10. December 2014 (tie)
- Average temperature: 36°F
- Monthly high temperature: 42.2°F
- Monthly low temperature: 29.8°F
- Total precipitation: 6.23"
#10. December 1937 (tie)
- Average temperature: 36°F
- Monthly high temperature: 42.4°F
- Monthly low temperature: 29.7°F
- Total precipitation: 6.38"
#8. December 1973 (tie)
- Average temperature: 36.5°F
- Monthly high temperature: 42.1°F
- Monthly low temperature: 30.9°F
- Total precipitation: 7.17"
#8. December 1929 (tie)
- Average temperature: 36.5°F
- Monthly high temperature: 43.9°F
- Monthly low temperature: 29°F
- Total precipitation: 7.89"
#7. December 2024
- Average temperature: 36.6°F
- Monthly high temperature: 43.7°F
- Monthly low temperature: 29.6°F
- Total precipitation: 6.8"
#6. December 2023
- Average temperature: 37.3°F
- Monthly high temperature: 43.8°F
- Monthly low temperature: 30.8°F
- Total precipitation: 5.23"
#5. December 1939
- Average temperature: 37.6°F
- Monthly high temperature: 44.6°F
- Monthly low temperature: 30.5°F
- Total precipitation: 6.51"
#4. December 1958
- Average temperature: 38.3°F
- Monthly high temperature: 45.8°F
- Monthly low temperature: 30.8°F
- Total precipitation: 3.81"
#3. December 1933
- Average temperature: 38.4°F
- Monthly high temperature: 44.6°F
- Monthly low temperature: 32.3°F
- Total precipitation: 7.11"
#2. December 1950
- Average temperature: 38.6°F
- Monthly high temperature: 44°F
- Monthly low temperature: 33.2°F
- Total precipitation: 5.52"
#1. December 1917
- Average temperature: 39.6°F
- Monthly high temperature: 45.8°F
- Monthly low temperature: 33.4°F
- Total precipitation: 6.92"