S
M
T
W
T
F
S
28
86°
60°
29
82°
56°
30
84°
55°
1
86°
61°
2
87°
62°
3
86°
65°
4
88°
59°
5
85°
62°
6
88°
64°
7
87°
63°
8
89°
64°
9
90°
61°
10
81°
58°
11
85°
64°
12
86°
65°
13
76°
61°
14
77°
63°
15
80°
63°
16
80°
62°
17
83°
63°
18
85°
64°
19
86°
65°
20
87°
65°
21
87°
66°
22
88°
67°
23
89°
67°
24
88°
66°
25
87°
66°
26
88°
65°
27
80°
64°
28
84°
65°
29
86°
65°
30
87°
66°
31
88°
66°
1
87°
65°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Bismarck
Bismarck's July 2026 forecast shows daily high temperatures ranging from 76° to 90°, with overnight lows between 55° and 67°. The average high for July is 85° with an average low of 63°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how July weather will actually feel in Bismarck. See also: August | September | October.
