S
M
T
W
T
F
S
26
77°
67°
27
76°
64°
28
76°
63°
29
76°
63°
30
76°
65°
31
76°
66°
1
76°
65°
2
75°
65°
3
72°
65°
4
75°
66°
5
74°
66°
6
77°
66°
7
78°
65°
8
77°
64°
9
78°
65°
10
79°
66°
11
78°
67°
12
77°
67°
13
75°
68°
14
76°
65°
15
76°
62°
16
66°
63°
17
76°
63°
18
77°
62°
19
76°
62°
20
76°
64°
21
80°
64°
22
81°
66°
23
85°
64°
24
79°
64°
25
81°
66°
26
87°
67°
27
89°
71°
28
84°
70°
29
80°
67°
30
78°
65°
31
74°
61°
1
74°
58°
2
75°
58°
3
74°
60°
4
76°
61°
5
78°
62°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Oxnard
Oxnard's August 2026 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for August is ° with an average low of °. 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 Oxnard. See also: September | October | November.