S
M
T
W
T
F
S
26
70°
54°
27
72°
56°
28
73°
55°
29
73°
56°
30
74°
56°
31
76°
55°
1
77°
56°
2
77°
57°
3
76°
56°
4
76°
56°
5
75°
55°
6
75°
56°
7
76°
56°
8
75°
55°
9
76°
55°
10
76°
53°
11
75°
50°
12
73°
50°
13
76°
49°
14
75°
55°
15
76°
56°
16
77°
56°
17
78°
56°
18
79°
56°
19
79°
57°
20
78°
56°
21
78°
56°
22
77°
55°
23
78°
55°
24
78°
54°
25
77°
56°
26
78°
55°
27
77°
54°
28
77°
51°
29
76°
51°
30
73°
54°
31
75°
54°
1
76°
51°
2
75°
50°
3
72°
49°
4
71°
48°
5
71°
49°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Nipomo
Nipomo's August 2026 forecast shows daily high temperatures ranging from 70° to 79°, with overnight lows between 48° and 57°. The average high for August is 76° with an average low of 54°. 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 Nipomo. See also: September | October | November.