S
M
T
W
T
F
S
26
86°
69°
27
82°
63°
28
81°
64°
29
82°
69°
30
83°
64°
31
83°
63°
1
84°
64°
2
82°
63°
3
82°
63°
4
83°
62°
5
81°
63°
6
82°
64°
7
82°
65°
8
83°
67°
9
83°
70°
10
84°
68°
11
83°
67°
12
85°
69°
13
88°
63°
14
87°
62°
15
81°
62°
16
81°
63°
17
82°
63°
18
84°
62°
19
82°
61°
20
80°
59°
21
81°
61°
22
81°
63°
23
79°
61°
24
80°
60°
25
80°
67°
26
84°
68°
27
86°
67°
28
88°
67°
29
88°
59°
30
86°
59°
31
79°
63°
1
81°
65°
2
79°
65°
3
83°
58°
4
79°
63°
5
79°
65°
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 79° to 88°, with overnight lows between 58° and 70°. The average high for August is 83° with an average low of 64°. 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.