S
M
T
W
T
F
S
26
61°
54°
27
68°
48°
28
73°
55°
29
64°
52°
30
63°
48°
31
64°
45°
1
63°
50°
2
63°
48°
3
63°
54°
4
63°
55°
5
62°
51°
6
61°
49°
7
63°
51°
8
65°
52°
9
63°
49°
10
63°
53°
11
66°
55°
12
67°
54°
13
64°
53°
14
64°
54°
15
65°
53°
16
63°
54°
17
62°
54°
18
61°
51°
19
60°
50°
20
60°
49°
21
59°
50°
22
60°
50°
23
60°
50°
24
62°
54°
25
65°
54°
26
62°
53°
27
61°
53°
28
65°
54°
29
65°
53°
30
64°
54°
31
60°
53°
1
61°
50°
2
60°
52°
3
60°
53°
4
61°
52°
5
61°
52°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Elgin
Elgin's August 2026 forecast shows daily high temperatures ranging from 59° to 67°, with overnight lows between 49° and 55°. The average high for August is 62° with an average low of 52°. 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 Elgin. See also: September | October | November.
