Highest Daily Low Temperatures in Great Falls History

This is a list of the hottest daily low temperatures ever recorded in Great Falls, Montana history from 1892–2024 based on data from the NOAA.

Highest temperatures all-time

Record for the highest daily low temperature in Great Falls

The highest low temperature for a calendar day in Great Falls, Montana history was 76 °F which happened on Monday, July 13, 1953.

Rank	Temperature	Date
1	76 °F	July 13, 1953
2	74 °F	July 24, 1936
2	74 °F	July 15, 1910
4	73 °F	July 17, 2007
4	73 °F	July 14, 1953
6	72 °F	July 31, 1960
6	72 °F	June 23, 1941
6	72 °F	August 31, 1940
6	72 °F	July 23, 1936
6	72 °F	August 1, 1900
6	72 °F	July 12, 1898
12	71 °F	August 15, 1990
12	71 °F	July 23, 1977
12	71 °F	August 9, 1972
12	71 °F	July 19, 1960
12	71 °F	July 16, 1935
12	71 °F	June 23, 1900
12	71 °F	June 22, 1900
19	70 °F	August 8, 2006
19	70 °F	August 13, 1973
19	70 °F	August 3, 1971
19	70 °F	June 24, 1970
19	70 °F	August 8, 1964
19	70 °F	July 11, 1957
19	70 °F	August 6, 1949
19	70 °F	July 23, 1904
19	70 °F	July 17, 1903
19	70 °F	June 24, 1900
19	70 °F	July 14, 1896
19	70 °F	July 10, 1896
19	70 °F	July 8, 1896