S
M
T
W
T
F
S
28
83°
67°
29
84°
69°
30
89°
64°
1
98°
67°
2
97°
65°
3
99°
65°
4
98°
66°
5
92°
65°
6
89°
68°
7
83°
69°
8
80°
69°
9
87°
69°
10
89°
69°
11
82°
67°
12
81°
63°
13
85°
63°
14
88°
64°
15
89°
65°
16
88°
66°
17
87°
64°
18
84°
66°
19
84°
64°
20
83°
63°
21
81°
60°
22
81°
60°
23
82°
61°
24
83°
64°
25
82°
62°
26
85°
66°
27
85°
66°
28
87°
65°
29
84°
66°
30
87°
66°
31
88°
65°
1
86°
65°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Grottoes
Grottoes's July 2026 forecast shows daily high temperatures ranging from 80° to 89°, with overnight lows between 60° and 69°. The average high for July is 85° with an average low of 65°. 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 Grottoes. See also: August | September | October.