Hottest Septembers in Montana 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 Montana 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 2013 (tie)
- Average temperature: 58.8掳F
- Monthly high temperature: 71.5掳F
- Monthly low temperature: 46.1掳F
- Total precipitation: 2.53"
#10. September 1966 (tie)
- Average temperature: 58.8掳F
- Monthly high temperature: 73.5掳F
- Monthly low temperature: 44.1掳F
- Total precipitation: 0.82"
#9. September 1967
- Average temperature: 59.2掳F
- Monthly high temperature: 74.4掳F
- Monthly low temperature: 44掳F
- Total precipitation: 1.89"
#8. September 1940
- Average temperature: 59.6掳F
- Monthly high temperature: 72.7掳F
- Monthly low temperature: 46.6掳F
- Total precipitation: 2.06"
#7. September 1963
- Average temperature: 60掳F
- Monthly high temperature: 74.2掳F
- Monthly low temperature: 45.7掳F
- Total precipitation: 1.53"
#6. September 1990
- Average temperature: 60.3掳F
- Monthly high temperature: 77掳F
- Monthly low temperature: 43.6掳F
- Total precipitation: 0.22"
#5. September 2022
- Average temperature: 60.6掳F
- Monthly high temperature: 76掳F
- Monthly low temperature: 45.2掳F
- Total precipitation: 1.05"
#4. September 2009
- Average temperature: 60.7掳F
- Monthly high temperature: 77.3掳F
- Monthly low temperature: 44掳F
- Total precipitation: 0.55"
#3. September 1938
- Average temperature: 60.8掳F
- Monthly high temperature: 76.4掳F
- Monthly low temperature: 45.2掳F
- Total precipitation: 1.03"
#2. September 2024
- Average temperature: 61掳F
- Monthly high temperature: 76.3掳F
- Monthly low temperature: 45.8掳F
- Total precipitation: 1.74"
#1. September 1998
- Average temperature: 61.4掳F
- Monthly high temperature: 76.3掳F
- Monthly low temperature: 46.5掳F
- Total precipitation: 1.02"
