S
M
T
W
T
F
S
26
79°
59°
27
81°
60°
28
82°
61°
29
81°
61°
30
83°
62°
31
82°
61°
1
81°
60°
2
76°
57°
3
76°
53°
4
77°
57°
5
75°
54°
6
76°
55°
7
78°
58°
8
81°
59°
9
82°
60°
10
82°
60°
11
81°
59°
12
81°
58°
13
82°
59°
14
84°
59°
15
83°
60°
16
80°
60°
17
78°
59°
18
83°
60°
19
81°
57°
20
79°
52°
21
76°
50°
22
74°
50°
23
75°
52°
24
75°
53°
25
76°
50°
26
74°
56°
27
75°
51°
28
73°
50°
29
73°
49°
30
74°
49°
31
73°
48°
1
72°
49°
2
72°
50°
3
71°
49°
4
70°
49°
5
73°
48°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Lakeside
Lakeside's August 2026 forecast shows daily high temperatures ranging from 70° to 84°, with overnight lows between 48° and 62°. The average high for August is 78° with an average low of 55°. 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 Lakeside. See also: September | October | November.