S
M
T
W
T
F
S
26
88°
69°
27
87°
69°
28
88°
68°
29
87°
67°
30
86°
65°
31
82°
61°
1
79°
66°
2
78°
66°
3
79°
64°
4
84°
67°
5
86°
68°
6
85°
66°
7
80°
62°
8
79°
64°
9
79°
65°
10
81°
65°
11
82°
66°
12
84°
67°
13
86°
66°
14
87°
67°
15
86°
66°
16
88°
61°
17
85°
58°
18
79°
56°
19
76°
56°
20
77°
57°
21
78°
56°
22
78°
57°
23
79°
57°
24
78°
59°
25
81°
62°
26
83°
57°
27
81°
57°
28
77°
56°
29
78°
60°
30
82°
63°
31
82°
55°
1
81°
55°
2
76°
54°
3
75°
59°
4
78°
63°
5
83°
54°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Westmoreland
Westmoreland's August 2026 forecast shows daily high temperatures ranging from 75° to 88°, with overnight lows between 54° and 69°. The average high for August is 82° with an average low of 62°. 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 Westmoreland. See also: September | October | November.