S
M
T
W
T
F
S
28
97°
79°
29
98°
78°
30
96°
78°
1
97°
79°
2
95°
78°
3
97°
77°
4
96°
78°
5
98°
76°
6
92°
73°
7
92°
74°
8
98°
78°
9
99°
76°
10
100°
79°
11
95°
73°
12
97°
76°
13
96°
77°
14
97°
77°
15
97°
76°
16
98°
77°
17
97°
75°
18
92°
73°
19
89°
73°
20
91°
74°
21
91°
76°
22
92°
74°
23
92°
77°
24
93°
77°
25
96°
76°
26
97°
77°
27
97°
77°
28
98°
76°
29
99°
78°
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 Allen
Allen's July 2026 forecast shows daily high temperatures ranging from 89° to 100°, with overnight lows between 73° and 79°. 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 Allen. See also: August | September | October.