Great Falls Consecutive 100 Degree Days

This page shows the record for the most days in a row in Great Falls, Montana where the high temperature was at least 100 °F, from 1892–2024.

Also see:

Longest Streak: 6 Days

Between Jul 21–26, 1931, the daily high temperature in Great Falls was always at least 100 °F – a span of 6 days.

# Days	When
6	Jul 21–26, 1931
4	Jul 17–20, 2003
4	Jul 24–27, 1933
3	Jul 28–30, 2007
3	Jul 12–14, 2002
3	Aug 3–5, 1961
3	Jul 18–20, 1893
2	Jul 22–23, 2003
2	Jul 5–6, 1985
2	Aug 5–6, 1983
2	Jul 27–28, 1975
2	Aug 5–6, 1971
2	Aug 23–24, 1969
2	Jul 18–19, 1960
2	Jul 13–14, 1953
2	Jul 27–28, 1935
2	Jul 29–30, 1934
2	Jun 15–16, 1933
2	Jul 16–17, 1919
2	Jun 20–21, 1919