Coldest Octobers in California since 1895

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

Coldest Octobers in California since 1895

compiled a ranking of the coldest Octobers in California 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
- Average temperature: 56.2掳F
- Monthly high temperature: 67.5掳F
- Monthly low temperature: 45掳F
- Total precipitation: 1.61"

#8. October 1971 (tie)
- Average temperature: 55.9掳F
- Monthly high temperature: 69.3掳F
- Monthly low temperature: 42.5掳F
- Total precipitation: 0.51"

#8. October 1908 (tie)
- Average temperature: 55.9掳F
- Monthly high temperature: 69.2掳F
- Monthly low temperature: 42.6掳F
- Total precipitation: 1.27"

#7. October 1899
- Average temperature: 55.8掳F
- Monthly high temperature: 67.3掳F
- Monthly low temperature: 44.3掳F
- Total precipitation: 3.46"

#6. October 1924
- Average temperature: 55.6掳F
- Monthly high temperature: 68.2掳F
- Monthly low temperature: 43掳F
- Total precipitation: 2.92"

#5. October 1946
- Average temperature: 55.3掳F
- Monthly high temperature: 68.1掳F
- Monthly low temperature: 42.5掳F
- Total precipitation: 1.02"

#4. October 1912
- Average temperature: 55掳F
- Monthly high temperature: 67.1掳F
- Monthly low temperature: 43掳F
- Total precipitation: 1.01"

#3. October 1919
- Average temperature: 54.6掳F
- Monthly high temperature: 68.5掳F
- Monthly low temperature: 40.6掳F
- Total precipitation: 0.5"

#2. October 1920
- Average temperature: 54.5掳F
- Monthly high temperature: 66.4掳F
- Monthly low temperature: 42.5掳F
- Total precipitation: 2.08"

#1. October 1916
- Average temperature: 53.8掳F
- Monthly high temperature: 65.7掳F
- Monthly low temperature: 41.9掳F
- Total precipitation: 1.54"

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