S
M
T
W
T
F
S
28
86°
69°
29
92°
70°
30
94°
69°
1
95°
67°
2
95°
69°
3
96°
65°
4
88°
67°
5
90°
67°
6
88°
69°
7
84°
68°
8
88°
69°
9
88°
67°
10
84°
69°
11
87°
69°
12
81°
68°
13
83°
65°
14
88°
65°
15
90°
68°
16
93°
71°
17
91°
73°
18
90°
72°
19
87°
70°
20
90°
72°
21
89°
72°
22
83°
66°
23
84°
66°
24
84°
67°
25
80°
70°
26
88°
69°
27
89°
70°
28
93°
68°
29
84°
59°
30
83°
57°
31
87°
64°
1
76°
70°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Duff
Duff's July 2026 forecast shows daily high temperatures ranging from 76° to 76°, with overnight lows between 70° and 70°. The average high for July is 76° with an average low of 70°. 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 Duff. See also: August | September | October.