S
M
T
W
T
F
S
28
81°
68°
29
86°
63°
30
86°
66°
1
90°
74°
2
99°
78°
3
99°
77°
4
92°
75°
5
88°
71°
6
80°
69°
7
82°
67°
8
81°
68°
9
84°
69°
10
84°
71°
11
86°
71°
12
87°
70°
13
87°
71°
14
85°
68°
15
77°
64°
16
78°
65°
17
80°
68°
18
80°
68°
19
83°
70°
20
82°
71°
21
80°
71°
22
80°
70°
23
81°
71°
24
80°
71°
25
81°
70°
26
82°
70°
27
83°
71°
28
84°
70°
29
82°
71°
30
84°
72°
31
85°
72°
1
86°
71°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Old Bethpage
Old Bethpage's July 2026 forecast shows daily high temperatures ranging from 77° to 99°, with overnight lows between 64° and 78°. The average high for July is 84° 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 Old Bethpage. See also: August | September | October.