Septembers with the most precipitation in California since 1895

Stacker compiled a ranking of the Septembers with the most precipitation in California since 1895 using data from the National Centers for Environmental Information. Rankings are based on the highest total precipitation in each month. For each of the months listed below, we’ve included the total precipitation, state-wide highs and lows for the month, and the average state temperature.

#10. September 1939
– Total precipitation: 1.11 inches
– Average temperature: 69.1°F
– Monthly high temperature: 82.7°F
– Monthly low temperature: 55.4°F

#9. September 1959
– Total precipitation: 1.23 inches
– Average temperature: 67.2°F
– Monthly high temperature: 80.6°F
– Monthly low temperature: 53.8°F

#8. September 1923
– Total precipitation: 1.25 inches
– Average temperature: 68.7°F
– Monthly high temperature: 82.5°F
– Monthly low temperature: 54.8°F

#7. September 1982
– Total precipitation: 1.26 inches
– Average temperature: 67.1°F
– Monthly high temperature: 79.6°F
– Monthly low temperature: 54.6°F

#5. September 1978 (tie)
– Total precipitation: 1.31 inches
– Average temperature: 66.7°F
– Monthly high temperature: 80°F
– Monthly low temperature: 53.4°F

#5. September 1976 (tie)
– Total precipitation: 1.31 inches
– Average temperature: 68°F
– Monthly high temperature: 80.2°F
– Monthly low temperature: 55.8°F

#4. September 1989
– Total precipitation: 1.33 inches
– Average temperature: 68.1°F
– Monthly high temperature: 82.4°F
– Monthly low temperature: 53.9°F

#3. September 1986
– Total precipitation: 1.4 inches
– Average temperature: 63.5°F
– Monthly high temperature: 75.8°F
– Monthly low temperature: 51.1°F

#2. September 1904
– Total precipitation: 1.41 inches
– Average temperature: 68.8°F
– Monthly high temperature: 82.1°F
– Monthly low temperature: 55.4°F

#1. September 1918
– Total precipitation: 1.55 inches
– Average temperature: 68°F
– Monthly high temperature: 80.5°F
– Monthly low temperature: 55.5°F