S
M
T
W
T
F
S
26
85°
71°
27
87°
72°
28
86°
72°
29
84°
71°
30
85°
72°
31
88°
72°
1
88°
71°
2
87°
72°
3
88°
70°
4
88°
71°
5
87°
69°
6
83°
70°
7
85°
66°
8
86°
65°
9
83°
67°
10
83°
66°
11
86°
70°
12
88°
70°
13
88°
69°
14
87°
65°
15
86°
65°
16
82°
69°
17
82°
69°
18
86°
65°
19
84°
64°
20
81°
64°
21
82°
65°
22
83°
64°
23
83°
63°
24
84°
63°
25
84°
64°
26
83°
67°
27
86°
68°
28
87°
69°
29
87°
69°
30
86°
68°
31
85°
62°
1
82°
60°
2
79°
61°
3
80°
62°
4
81°
61°
5
82°
61°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Blackwater
Blackwater's August 2026 forecast shows daily high temperatures ranging from 79° to 88°, with overnight lows between 60° and 72°. The average high for August is 85° with an average low of 67°. 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 Blackwater. See also: September | October | November.