Coldest Decembers in Idaho since 1895
compiled a ranking of the coldest Decembers in Idaho 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 1909
- Average temperature: 17.4掳F
- Monthly high temperature: 24.2掳F
- Monthly low temperature: 10.5掳F
- Total precipitation: 2.73"
#9. December 1983
- Average temperature: 17.3掳F
- Monthly high temperature: 24.4掳F
- Monthly low temperature: 10.2掳F
- Total precipitation: 4.34"
#8. December 1948
- Average temperature: 16.9掳F
- Monthly high temperature: 25.3掳F
- Monthly low temperature: 8.5掳F
- Total precipitation: 3.92"
#7. December 1930
- Average temperature: 16.8掳F
- Monthly high temperature: 25.8掳F
- Monthly low temperature: 7.8掳F
- Total precipitation: 0.89"
#5. December 1932 (tie)
- Average temperature: 16.5掳F
- Monthly high temperature: 25.8掳F
- Monthly low temperature: 7.2掳F
- Total precipitation: 2.6"
#5. December 1914 (tie)
- Average temperature: 16.5掳F
- Monthly high temperature: 26.3掳F
- Monthly low temperature: 6.7掳F
- Total precipitation: 1.02"
#4. December 1919
- Average temperature: 16.3掳F
- Monthly high temperature: 25.6掳F
- Monthly low temperature: 6.9掳F
- Total precipitation: 2.43"
#3. December 1924
- Average temperature: 15.9掳F
- Monthly high temperature: 24.4掳F
- Monthly low temperature: 7.5掳F
- Total precipitation: 3.08"
#2. December 1985
- Average temperature: 15.7掳F
- Monthly high temperature: 24.4掳F
- Monthly low temperature: 7掳F
- Total precipitation: 1.33"
#1. December 1990
- Average temperature: 14.5掳F
- Monthly high temperature: 24.1掳F
- Monthly low temperature: 4.9掳F
- Total precipitation: 2.02"
