Williston Consecutive 90 Degree Days

This page shows the record for the most days in a row in Williston, North Dakota where the high temperature was at least 90 °F, from 1894–2024.

Also see:

Years with most 90° days
Earliest / latest 90° days

Longest Streak: 16 Days

Between Jul 8–23, 2012, the daily high temperature in Williston was always at least 90 °F – a span of 16 days.

# Days	When
16	Jul 8–23, 2012
15	Aug 19 – Sep 2, 1991
* 13	Jul 29 – Sep 8, 2022
13	Aug 8–20, 2003
13	Jun 27 – Jul 9, 1989
12	Jul 2–13, 1985
12	Aug 1–12, 1983
12	Jul 15–26, 1974
11	Aug 17–27, 2020
11	Jul 21–31, 1988
10	Jul 10–19, 2006
10	Aug 12–21, 1973
10	Aug 20–29, 1969
9	Aug 23–31, 2013
9	Aug 6–14, 1998
* 9	Aug 23 – Sep 1, 1996
9	Jul 19–27, 1989
9	Aug 9–17, 1988
9	Jun 3–11, 1988
9	Aug 25 – Sep 2, 1983

Note: streaks marked with a (*) contain days with missing data