S
M
T
W
T
F
S
26
99°
78°
27
96°
78°
28
94°
73°
29
90°
73°
30
82°
68°
31
75°
65°
1
83°
61°
2
85°
63°
3
86°
65°
4
75°
61°
5
74°
60°
6
79°
62°
7
86°
65°
8
80°
60°
9
87°
71°
10
90°
72°
11
92°
74°
12
88°
70°
13
84°
70°
14
81°
69°
15
83°
73°
16
79°
64°
17
83°
61°
18
83°
67°
19
77°
67°
20
83°
62°
21
85°
67°
22
83°
64°
23
75°
64°
24
77°
63°
25
82°
63°
26
83°
63°
27
83°
62°
28
84°
65°
29
89°
70°
30
92°
77°
31
88°
70°
1
95°
75°
2
94°
71°
3
94°
74°
4
94°
75°
5
91°
74°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Blair
Blair's August 2026 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for August is ° with an average low of °. 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 Blair. See also: September | October | November.