S
M
T
W
T
F
S
28
79°
62°
29
87°
66°
30
87°
59°
1
81°
58°
2
82°
63°
3
82°
67°
4
85°
60°
5
82°
59°
6
80°
62°
7
80°
59°
8
79°
59°
9
80°
60°
10
82°
60°
11
84°
65°
12
82°
68°
13
82°
68°
14
85°
61°
15
81°
61°
16
82°
63°
17
83°
61°
18
82°
65°
19
86°
62°
20
81°
61°
21
81°
61°
22
82°
62°
23
83°
62°
24
84°
63°
25
86°
65°
26
86°
64°
27
85°
60°
28
82°
61°
29
80°
63°
30
81°
62°
31
80°
60°
1
81°
61°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Griffith
Griffith's July 2026 forecast shows daily high temperatures ranging from 79° to 87°, with overnight lows between 58° and 68°. The average high for July is 82° with an average low of 62°. 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 Griffith. See also: August | September | October.