Coldest Septembers in Colorado since 1895
compiled a ranking of the coldest Septembers in Colorado 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.
#9. September 1973 (tie)
- Average temperature: 54.8掳F
- Monthly high temperature: 68.4掳F
- Monthly low temperature: 41.3掳F
- Total precipitation: 1.89"
#9. September 1923 (tie)
- Average temperature: 54.8掳F
- Monthly high temperature: 68.5掳F
- Monthly low temperature: 41.1掳F
- Total precipitation: 1.75"
#9. September 1918 (tie)
- Average temperature: 54.8掳F
- Monthly high temperature: 68.2掳F
- Monthly low temperature: 41.3掳F
- Total precipitation: 2.21"
#9. September 1903 (tie)
- Average temperature: 54.8掳F
- Monthly high temperature: 70掳F
- Monthly low temperature: 39.5掳F
- Total precipitation: 1.33"
#8. September 1929
- Average temperature: 54.6掳F
- Monthly high temperature: 67.6掳F
- Monthly low temperature: 41.6掳F
- Total precipitation: 2.66"
#7. September 1985
- Average temperature: 54.3掳F
- Monthly high temperature: 67.6掳F
- Monthly low temperature: 41掳F
- Total precipitation: 2.38"
#6. September 1913
- Average temperature: 54掳F
- Monthly high temperature: 67.8掳F
- Monthly low temperature: 40.2掳F
- Total precipitation: 1.88"
#5. September 1971
- Average temperature: 53.8掳F
- Monthly high temperature: 68.6掳F
- Monthly low temperature: 39掳F
- Total precipitation: 1.8"
#4. September 2006
- Average temperature: 53.5掳F
- Monthly high temperature: 67.5掳F
- Monthly low temperature: 39.6掳F
- Total precipitation: 2.19"
#3. September 1961
- Average temperature: 52.5掳F
- Monthly high temperature: 65.6掳F
- Monthly low temperature: 39.4掳F
- Total precipitation: 3.09"
#2. September 1965
- Average temperature: 51.9掳F
- Monthly high temperature: 64掳F
- Monthly low temperature: 39.8掳F
- Total precipitation: 2.55"
#1. September 1912
- Average temperature: 51掳F
- Monthly high temperature: 64.8掳F
- Monthly low temperature: 37.1掳F
- Total precipitation: 1.32"
