Hottest Octobers in Washington since 1895

Written by:
October 17, 2025
Leena Robinson // Shutterstock

Hottest Octobers in Washington 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 Octobers in Washington 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. October 1937
- Average temperature: 50.4掳F
- Monthly high temperature: 60.9掳F
- Monthly low temperature: 39.8掳F
- Total precipitation: 3.12"

#9. October 2003
- Average temperature: 50.6掳F
- Monthly high temperature: 60.6掳F
- Monthly low temperature: 40.7掳F
- Total precipitation: 6.32"

#8. October 1907
- Average temperature: 50.7掳F
- Monthly high temperature: 62.4掳F
- Monthly low temperature: 38.9掳F
- Total precipitation: 0.99"

#7. October 1952
- Average temperature: 51.6掳F
- Monthly high temperature: 65.1掳F
- Monthly low temperature: 38.1掳F
- Total precipitation: 0.87"

#6. October 1901
- Average temperature: 51.7掳F
- Monthly high temperature: 63掳F
- Monthly low temperature: 40.4掳F
- Total precipitation: 1.99"

#4. October 2014 (tie)
- Average temperature: 51.9掳F
- Monthly high temperature: 60.7掳F
- Monthly low temperature: 43掳F
- Total precipitation: 6.01"

#4. October 1944 (tie)
- Average temperature: 51.9掳F
- Monthly high temperature: 63.8掳F
- Monthly low temperature: 40掳F
- Total precipitation: 1.76"

#3. October 1988
- Average temperature: 52.3掳F
- Monthly high temperature: 62.8掳F
- Monthly low temperature: 41.8掳F
- Total precipitation: 2.38"

#2. October 2015
- Average temperature: 52.4掳F
- Monthly high temperature: 62.2掳F
- Monthly low temperature: 42.6掳F
- Total precipitation: 4.18"

#1. October 2022
- Average temperature: 53.6掳F
- Monthly high temperature: 65.2掳F
- Monthly low temperature: 41.9掳F
- Total precipitation: 2.74"

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