S
M
T
W
T
F
S
28
78°
62°
29
86°
60°
30
79°
63°
1
80°
69°
2
92°
69°
3
94°
72°
4
92°
71°
5
78°
68°
6
69°
61°
7
68°
63°
8
80°
62°
9
81°
67°
10
86°
69°
11
82°
61°
12
80°
60°
13
77°
60°
14
82°
69°
15
85°
72°
16
81°
65°
17
81°
63°
18
76°
63°
19
78°
62°
20
76°
56°
21
75°
64°
22
78°
63°
23
79°
56°
24
80°
57°
25
80°
57°
26
77°
60°
27
83°
65°
28
84°
68°
29
82°
65°
30
83°
64°
31
82°
66°
1
84°
66°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Melville
Melville's July 2026 forecast shows daily high temperatures ranging from 77° to 84°, with overnight lows between 56° and 68°. The average high for July is 81° 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 Melville. See also: August | September | October.