Lowest Temperatures in Idaho Falls History

This is a list of the 20 lowest temperatures ever recorded in Idaho Falls, Idaho history from 1948–2024 based on data from the NOAA.
What's the coldest it has ever gotten in Idaho Falls?
The coldest temperature in Idaho Falls, Idaho history is -38 °F which happened on Friday, February 1, 1985.
Rank Temperature Date
1 -38 °F February 1, 1985
2 -33 °F February 4, 1985
2 -33 °F January 31, 1985
2 -33 °F January 1, 1979
2 -33 °F January 12, 1963
6 -32 °F January 30, 2023
7 -31 °F December 5, 1972
8 -30 °F December 23, 1983
8 -30 °F December 10, 1972
10 -29 °F January 27, 2009
10 -29 °F January 29, 1979
10 -29 °F December 31, 1978
10 -29 °F December 9, 1972
10 -29 °F January 23, 1962
10 -29 °F January 21, 1962
10 -29 °F February 1, 1956
17 -28 °F February 13, 1949
18 -27 °F January 30, 1985
18 -27 °F January 18, 1984
18 -27 °F January 11, 1963
18 -27 °F January 22, 1962
Weather Station Details
Years Station Coordinates
1948–2024 Idaho Falls Fanning Field location