S
M
T
W
T
F
S
28
97°
80°
29
97°
81°
30
96°
76°
1
97°
77°
2
96°
76°
3
97°
77°
4
99°
78°
5
97°
74°
6
98°
76°
7
98°
75°
8
99°
76°
9
99°
78°
10
97°
77°
11
97°
76°
12
96°
78°
13
85°
74°
14
88°
75°
15
86°
74°
16
90°
75°
17
91°
75°
18
95°
75°
19
97°
74°
20
98°
75°
21
99°
77°
22
99°
75°
23
98°
74°
24
97°
76°
25
98°
76°
26
98°
78°
27
99°
78°
28
96°
74°
29
98°
77°
30
99°
78°
31
98°
77°
1
99°
78°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Corsicana
Corsicana's July 2026 forecast shows daily high temperatures ranging from 86° to 99°, with overnight lows between 74° and 78°. The average high for July is 96° with an average low of 76°. 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 Corsicana. See also: August | September | October.