S
M
T
W
T
F
S
26
83°
66°
27
77°
64°
28
77°
62°
29
78°
63°
30
82°
67°
31
83°
66°
1
80°
63°
2
82°
65°
3
85°
59°
4
77°
60°
5
77°
63°
6
78°
59°
7
77°
58°
8
78°
57°
9
77°
57°
10
77°
65°
11
79°
62°
12
79°
62°
13
83°
57°
14
76°
57°
15
79°
59°
16
78°
58°
17
75°
58°
18
76°
57°
19
76°
57°
20
77°
59°
21
79°
64°
22
80°
65°
23
83°
66°
24
84°
65°
25
84°
61°
26
83°
58°
27
79°
62°
28
82°
64°
29
78°
56°
30
79°
55°
31
75°
53°
1
73°
56°
2
73°
55°
3
74°
55°
4
73°
54°
5
72°
54°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Palatine
Palatine's August 2026 forecast shows daily high temperatures ranging from 72° to 85°, with overnight lows between 53° and 67°. The average high for August is 79° with an average low of 60°. 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 Palatine. See also: September | October | November.