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