S
M
T
W
T
F
S
28
81°
68°
29
86°
63°
30
86°
66°
1
86°
69°
2
101°
73°
3
102°
79°
4
97°
74°
5
83°
69°
6
69°
65°
7
72°
63°
8
81°
64°
9
83°
69°
10
86°
71°
11
79°
68°
12
82°
68°
13
80°
70°
14
88°
74°
15
92°
75°
16
89°
71°
17
89°
70°
18
83°
69°
19
79°
67°
20
81°
66°
21
78°
67°
22
78°
66°
23
79°
69°
24
83°
68°
25
80°
66°
26
79°
67°
27
80°
65°
28
81°
71°
29
82°
67°
30
78°
67°
31
79°
68°
1
78°
67°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Merrick
Merrick's July 2026 forecast shows daily high temperatures ranging from 78° to 92°, with overnight lows between 65° and 75°. The average high for July is 82° with an average low of 68°. 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 Merrick. See also: August | September | October.