Earliest and Latest Days of 100° F in Salmon

This is a list of the earliest and latest days in the year with a high temperature of at least 100 °F in Salmon, Idaho history. It is based on NOAA data from the years 1967–2024.

Also see:

Earliest 100 degree day in Salmon?

The earliest in the year that Salmon, Idaho had a high temperature of at least 100 °F is June 15 which has happened twice, most recently in 2021.

Latest 100 degree day in Salmon?

The latest in the year that Salmon, Idaho had a high temperature of at least 100 °F is August 25 which happened in 1981.

Earliest Days ≥ 100 °F

Date	Year	Temperature
June 15	2021	100 °F
June 15	1974	103 °F
June 16	1974	100 °F
June 19	1974	100 °F
June 23	1988	101 °F
June 28	2015	100 °F
June 30	2021	101 °F
June 30	1990	102 °F
July 1	2021	101 °F
July 2	1986	102 °F
July 4	2021	101 °F
July 5	1990	101 °F
July 5	1985	100 °F
July 5	1981	104 °F
July 6	1989	100 °F
July 6	1985	100 °F
July 7	1989	101 °F
July 7	1985	100 °F
July 8	2021	100 °F
July 10	1973	105 °F

Latest Days ≥ 100 °F

Date	Year	Temperature
August 25	1981	100 °F
August 24	1969	101 °F
August 23	1969	102 °F
August 22	1969	101 °F
August 14	1992	102 °F
August 13	1973	101 °F
August 7	1970	101 °F
August 6	1995	100 °F
August 6	1990	100 °F
August 5	1979	101 °F
August 4	1979	100 °F
July 31	2021	100 °F
July 31	1989	102 °F
July 30	2006	100 °F
July 29	2006	100 °F
July 29	1991	100 °F
July 29	1972	102 °F
July 28	1975	100 °F
July 27	1978	100 °F
July 27	1975	102 °F