S
M
T
W
T
F
S
28
67°
53°
29
76°
52°
30
76°
54°
1
77°
55°
2
76°
54°
3
75°
55°
4
74°
47°
5
72°
54°
6
75°
56°
7
76°
56°
8
77°
57°
9
74°
57°
10
75°
56°
11
72°
57°
12
73°
57°
13
75°
56°
14
75°
57°
15
76°
57°
16
77°
56°
17
79°
58°
18
80°
59°
19
81°
58°
20
73°
57°
21
74°
54°
22
77°
57°
23
80°
59°
24
81°
59°
25
81°
58°
26
80°
58°
27
74°
57°
28
75°
57°
29
80°
59°
30
81°
59°
31
78°
58°
1
72°
58°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Knife River
Knife River's July 2026 forecast shows daily high temperatures ranging from 67° to 81°, with overnight lows between 47° and 59°. The average high for July is 76° with an average low of 56°. 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 Knife River. See also: August | September | October.