Coldest Octobers in Wyoming since 1895

Written by:
October 23, 2025
Berit Kessler // Shutterstock

Coldest Octobers in Wyoming since 1895

compiled a ranking of the coldest Octobers in Wyoming 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. October 1984 (tie)
- Average temperature: 37.8°F
- Monthly high temperature: 50.1°F
- Monthly low temperature: 25.4°F
- Total precipitation: 0.9"

#10. October 1913 (tie)
- Average temperature: 37.8°F
- Monthly high temperature: 48.4°F
- Monthly low temperature: 27.1°F
- Total precipitation: 1.4"

#9. October 1970
- Average temperature: 37.5°F
- Monthly high temperature: 50.4°F
- Monthly low temperature: 24.6°F
- Total precipitation: 1.21"

#8. October 2002
- Average temperature: 37.4°F
- Monthly high temperature: 49.8°F
- Monthly low temperature: 25°F
- Total precipitation: 1.23"

#6. October 1923 (tie)
- Average temperature: 36.8°F
- Monthly high temperature: 46.6°F
- Monthly low temperature: 27.1°F
- Total precipitation: 1.91"

#6. October 1905 (tie)
- Average temperature: 36.8°F
- Monthly high temperature: 49°F
- Monthly low temperature: 24.7°F
- Total precipitation: 1.1"

#5. October 2009
- Average temperature: 35.1°F
- Monthly high temperature: 45.8°F
- Monthly low temperature: 24.5°F
- Total precipitation: 2.02"

#4. October 1969
- Average temperature: 35°F
- Monthly high temperature: 45°F
- Monthly low temperature: 24.9°F
- Total precipitation: 1.6"

#3. October 1925
- Average temperature: 34.8°F
- Monthly high temperature: 45.5°F
- Monthly low temperature: 24.1°F
- Total precipitation: 1.96"

#2. October 2019
- Average temperature: 34.2°F
- Monthly high temperature: 47.5°F
- Monthly low temperature: 21°F
- Total precipitation: 1.19"

#1. October 1919
- Average temperature: 33.2°F
- Monthly high temperature: 43.3°F
- Monthly low temperature: 23.1°F
- Total precipitation: 2.24"

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