S
M
T
W
T
F
S
28
92°
78°
29
92°
79°
30
92°
77°
1
92°
74°
2
92°
73°
3
93°
75°
4
96°
69°
5
88°
68°
6
91°
69°
7
91°
70°
8
96°
75°
9
99°
76°
10
97°
77°
11
98°
72°
12
90°
71°
13
92°
71°
14
93°
73°
15
91°
74°
16
95°
76°
17
94°
75°
18
96°
73°
19
96°
74°
20
98°
75°
21
94°
72°
22
98°
77°
23
97°
76°
24
97°
76°
25
96°
77°
26
97°
77°
27
98°
76°
28
97°
76°
29
96°
75°
30
96°
75°
31
97°
74°
1
96°
76°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Fort Gibson
Fort Gibson's July 2026 forecast shows daily high temperatures ranging from 90° to 99°, with overnight lows between 71° and 77°. The average high for July is 96° with an average low of 75°. 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 Fort Gibson. See also: August | September | October.