Lowest Temperatures in Ketchum History

This is a list of the 20 lowest temperatures ever recorded in Ketchum, Idaho history from 1937–2024 based on data from the NOAA.

• Lowest temperatures by year
• Highest temperatures all-time
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Rank	Temperature	Date
1	-46 °F	February 2, 1950
2	-42 °F	January 18, 1943
3	-38 °F	January 31, 1956
3	-38 °F	February 1, 1950
5	-37 °F	December 22, 1990
5	-37 °F	December 17, 1964
5	-37 °F	January 5, 1950
5	-37 °F	January 5, 1942
5	-37 °F	January 4, 1942
10	-36 °F	December 23, 1990
10	-36 °F	February 18, 1942
12	-35 °F	February 27, 1962
12	-35 °F	January 22, 1962
12	-35 °F	January 31, 1951
12	-35 °F	January 30, 1951
16	-34 °F	February 1, 1956
16	-34 °F	January 25, 1950
16	-34 °F	January 25, 1949
19	-33 °F	December 23, 1983
19	-33 °F	January 21, 1962
19	-33 °F	January 19, 1960
19	-33 °F	February 1, 1951
19	-33 °F	February 17, 1942