
Source: Hotaik Sung / iStock via Getty Images
Hawaii
> Coldest temp on record: 12° F
> Date(s): May 17, 1979
> Location(s): Maunakea Observatories (Hawaii)

Source: Public Domain / Wikimedia Commons
Idaho
> Coldest temp on record: -60° F
> Date(s): Jan. 18, 1943
> Location(s): Island Park Dam
Illinois
> Coldest temp on record: -38° F
> Date(s): Jan. 31, 2019
> Location(s): Mt. Carroll

Source: Public Domain / Wikimedia Commons
Indiana
> Coldest temp on record: -36° F
> Date(s): Jan. 19, 1994
> Location(s): New Whiteland

Source: DarcyMaulsby / Getty Images
Iowa
> Coldest temp on record: -47° F
> Date(s): Jan. 12, 1912;Feb. 3, 1996
> Location(s): Washta; Elkader
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