S
M
T
W
T
F
S
28
97°
80°
29
97°
81°
30
96°
76°
1
97°
76°
2
97°
77°
3
95°
79°
4
98°
78°
5
99°
75°
6
94°
75°
7
95°
77°
8
98°
78°
9
96°
77°
10
96°
76°
11
99°
76°
12
98°
75°
13
99°
77°
14
94°
73°
15
97°
76°
16
98°
77°
17
98°
78°
18
99°
78°
19
98°
77°
20
98°
78°
21
99°
78°
22
99°
77°
23
98°
78°
24
99°
78°
25
99°
77°
26
98°
78°
27
99°
78°
28
98°
77°
29
99°
78°
30
100°
79°
31
101°
79°
1
100°
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 94° to 101°, with overnight lows between 73° and 79°. The average high for July is 98° with an average low of 77°. 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.