S
M
T
W
T
F
S
26
99°
78°
27
100°
77°
28
99°
78°
29
99°
78°
30
98°
77°
31
100°
78°
1
100°
77°
2
98°
78°
3
98°
70°
4
94°
71°
5
97°
75°
6
98°
73°
7
101°
78°
8
100°
75°
9
100°
74°
10
94°
78°
11
100°
78°
12
100°
74°
13
99°
72°
14
93°
73°
15
95°
77°
16
97°
76°
17
98°
73°
18
95°
71°
19
92°
76°
20
95°
76°
21
93°
75°
22
97°
75°
23
98°
74°
24
96°
71°
25
95°
72°
26
93°
71°
27
94°
70°
28
90°
69°
29
90°
73°
30
93°
73°
31
90°
69°
1
90°
67°
2
91°
67°
3
90°
70°
4
92°
69°
5
93°
68°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Briar
Briar's August 2026 forecast shows daily high temperatures ranging from 90° to 101°, with overnight lows between 67° and 78°. The average high for August is 96° with an average low of 74°. 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 Briar. See also: September | October | November.