Coldest Septembers in South Dakota since 1895
compiled a ranking of the coldest Septembers in South Dakota 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. September 1984
- Average temperature: 55.9掳F
- Monthly high temperature: 70.1掳F
- Monthly low temperature: 41.7掳F
- Total precipitation: 1.02"
#8. September 1934 (tie)
- Average temperature: 55.6掳F
- Monthly high temperature: 70.2掳F
- Monthly low temperature: 40.9掳F
- Total precipitation: 1.81"
#8. September 1903 (tie)
- Average temperature: 55.6掳F
- Monthly high temperature: 68.7掳F
- Monthly low temperature: 42.6掳F
- Total precipitation: 2.46"
#7. September 1929
- Average temperature: 55.5掳F
- Monthly high temperature: 66.9掳F
- Monthly low temperature: 44掳F
- Total precipitation: 2.95"
#5. September 1918 (tie)
- Average temperature: 55.4掳F
- Monthly high temperature: 69.9掳F
- Monthly low temperature: 40.9掳F
- Total precipitation: 1"
#5. September 1896 (tie)
- Average temperature: 55.4掳F
- Monthly high temperature: 68.9掳F
- Monthly low temperature: 42掳F
- Total precipitation: 1.85"
#3. September 1993 (tie)
- Average temperature: 55掳F
- Monthly high temperature: 68.3掳F
- Monthly low temperature: 41.8掳F
- Total precipitation: 1.66"
#3. September 1951 (tie)
- Average temperature: 55掳F
- Monthly high temperature: 67.6掳F
- Monthly low temperature: 42.4掳F
- Total precipitation: 1.69"
#2. September 1912
- Average temperature: 54.4掳F
- Monthly high temperature: 66.3掳F
- Monthly low temperature: 42.5掳F
- Total precipitation: 1.73"
#1. September 1965
- Average temperature: 49.6掳F
- Monthly high temperature: 60.3掳F
- Monthly low temperature: 38.9掳F
- Total precipitation: 3.23"
