S
M
T
W
T
F
S
28
68°
52°
29
72°
51°
30
75°
52°
1
75°
53°
2
70°
51°
3
73°
54°
4
71°
55°
5
67°
50°
6
66°
51°
7
67°
50°
8
71°
53°
9
70°
54°
10
68°
52°
11
73°
53°
12
78°
57°
13
79°
58°
14
78°
57°
15
78°
57°
16
79°
56°
17
80°
58°
18
81°
59°
19
80°
59°
20
80°
58°
21
79°
58°
22
80°
57°
23
79°
57°
24
80°
58°
25
81°
58°
26
81°
57°
27
79°
52°
28
80°
56°
29
80°
57°
30
81°
50°
31
79°
51°
1
78°
49°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Stillwater
Stillwater's July 2026 forecast shows daily high temperatures ranging from 66° to 81°, with overnight lows between 49° and 59°. The average high for July is 76° with an average low of 55°. 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 Stillwater. See also: August | September | October.