Salmon Average Temperature by Month

This page shows the average temperature in each month of the year in Salmon, Idaho. It is based on NOAA data for the years 1991–2020.
What's the Hottest Month in Salmon?
In Salmon, Idaho, the warmest month is July, with an average daily high temperature of 86.8 °F and an average low of 51.7 °F.
What's the Coldest Month in Salmon?
In Salmon, Idaho, the coolest month is January, with an average daily high temperature of 29.4 °F and an average low of 14.0 °F.
Month Avg. High Avg. Low
January 29.4 °F 14.0 °F
February 36.4 °F 17.0 °F
March 50.5 °F 26.2 °F
April 59.5 °F 32.2 °F
May 68.9 °F 40.0 °F
June 76.6 °F 46.6 °F
July 86.8 °F 51.7 °F
August 85.2 °F 49.1 °F
September 74.8 °F 41.0 °F
October 58.9 °F 31.7 °F
November 41.4 °F 22.7 °F
December 29.5 °F 14.2 °F
Year 58.5 °F 32.4 °F
Weather Station Details
Years Station Coordinates
1967–2024 Salmon KSRA location
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