S
M
T
W
T
F
S
26
82°
54°
27
84°
64°
28
81°
67°
29
84°
70°
30
76°
68°
31
88°
71°
1
83°
73°
2
81°
74°
3
82°
73°
4
82°
73°
5
82°
74°
6
85°
70°
7
87°
69°
8
86°
70°
9
88°
69°
10
88°
67°
11
84°
68°
12
81°
66°
13
83°
66°
14
80°
65°
15
80°
63°
16
77°
62°
17
84°
66°
18
83°
62°
19
82°
69°
20
83°
67°
21
81°
63°
22
79°
67°
23
84°
69°
24
85°
69°
25
85°
68°
26
83°
68°
27
78°
67°
28
78°
68°
29
81°
66°
30
82°
67°
31
82°
67°
1
81°
64°
2
75°
60°
3
74°
61°
4
75°
60°
5
75°
59°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Neptune City
Neptune City's August 2026 forecast shows daily high temperatures ranging from 74° to 88°, with overnight lows between 59° and 74°. The average high for August is 82° with an average low of 67°. 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 Neptune City. See also: September | October | November.