Hottest Septembers in Colorado 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 Septembers in Colorado 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. September 1933
- Average temperature: 61.1掳F
- Monthly high temperature: 76掳F
- Monthly low temperature: 46.2掳F
- Total precipitation: 1.9"
#8. September 2010 (tie)
- Average temperature: 61.2掳F
- Monthly high temperature: 78掳F
- Monthly low temperature: 44.4掳F
- Total precipitation: 0.73"
#8. September 1990 (tie)
- Average temperature: 61.2掳F
- Monthly high temperature: 75.3掳F
- Monthly low temperature: 47掳F
- Total precipitation: 2.1"
#7. September 2024
- Average temperature: 61.7掳F
- Monthly high temperature: 77.8掳F
- Monthly low temperature: 45.6掳F
- Total precipitation: 1.02"
#6. September 2018
- Average temperature: 61.9掳F
- Monthly high temperature: 77.2掳F
- Monthly low temperature: 46.5掳F
- Total precipitation: 0.66"
#5. September 2021
- Average temperature: 62.4掳F
- Monthly high temperature: 78.2掳F
- Monthly low temperature: 46.5掳F
- Total precipitation: 1.23"
#3. September 2022 (tie)
- Average temperature: 62.5掳F
- Monthly high temperature: 78.2掳F
- Monthly low temperature: 46.8掳F
- Total precipitation: 1.21"
#3. September 1998 (tie)
- Average temperature: 62.5掳F
- Monthly high temperature: 77.6掳F
- Monthly low temperature: 47.4掳F
- Total precipitation: 0.89"
#2. September 2015
- Average temperature: 62.6掳F
- Monthly high temperature: 77.9掳F
- Monthly low temperature: 47.2掳F
- Total precipitation: 0.76"
#1. September 2019
- Average temperature: 62.9掳F
- Monthly high temperature: 78.3掳F
- Monthly low temperature: 47.5掳F
- Total precipitation: 0.71"
