S
M
T
W
T
F
S
26
81°
60°
27
82°
66°
28
80°
72°
29
82°
68°
30
77°
68°
31
82°
67°
1
82°
72°
2
81°
73°
3
81°
70°
4
82°
69°
5
80°
74°
6
87°
74°
7
87°
73°
8
87°
73°
9
86°
72°
10
88°
70°
11
86°
71°
12
83°
68°
13
82°
65°
14
81°
69°
15
81°
66°
16
79°
65°
17
83°
69°
18
82°
65°
19
80°
71°
20
82°
68°
21
81°
64°
22
79°
69°
23
85°
71°
24
86°
71°
25
86°
70°
26
82°
70°
27
79°
69°
28
79°
70°
29
83°
69°
30
84°
70°
31
83°
69°
1
84°
65°
2
77°
62°
3
76°
63°
4
76°
61°
5
77°
61°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Bellmore
Bellmore's August 2026 forecast shows daily high temperatures ranging from 76° to 88°, with overnight lows between 61° and 74°. The average high for August is 82° with an average low of 69°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how August weather will actually feel in Bellmore. See also: September | October | November.