Hottest Octobers in Idaho since 1895

Written by:
October 17, 2025
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Hottest Octobers in Idaho 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 Idaho 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.

#9. October 2022 (tie)
- Average temperature: 48掳F
- Monthly high temperature: 61.5掳F
- Monthly low temperature: 34.4掳F
- Total precipitation: 1.25"

#9. October 1952 (tie)
- Average temperature: 48掳F
- Monthly high temperature: 65.3掳F
- Monthly low temperature: 30.6掳F
- Total precipitation: 0.13"

#8. October 2024
- Average temperature: 48.4掳F
- Monthly high temperature: 62.2掳F
- Monthly low temperature: 34.6掳F
- Total precipitation: 0.99"

#7. October 2014
- Average temperature: 48.5掳F
- Monthly high temperature: 61掳F
- Monthly low temperature: 36掳F
- Total precipitation: 1.29"

#6. October 1907
- Average temperature: 48.6掳F
- Monthly high temperature: 62.3掳F
- Monthly low temperature: 34.9掳F
- Total precipitation: 1.31"

#4. October 2003 (tie)
- Average temperature: 48.7掳F
- Monthly high temperature: 62.2掳F
- Monthly low temperature: 35.1掳F
- Total precipitation: 0.8"

#4. October 1963 (tie)
- Average temperature: 48.7掳F
- Monthly high temperature: 60.9掳F
- Monthly low temperature: 36.5掳F
- Total precipitation: 1.34"

#3. October 1944
- Average temperature: 48.8掳F
- Monthly high temperature: 64掳F
- Monthly low temperature: 33.6掳F
- Total precipitation: 0.81"

#2. October 2015
- Average temperature: 50.7掳F
- Monthly high temperature: 62.6掳F
- Monthly low temperature: 38.7掳F
- Total precipitation: 1.69"

#1. October 1988
- Average temperature: 51.4掳F
- Monthly high temperature: 66掳F
- Monthly low temperature: 36.8掳F
- Total precipitation: 0.51"

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