S
M
T
W
T
F
S
26
86°
63°
27
86°
68°
28
88°
67°
29
81°
65°
30
82°
66°
31
87°
64°
1
89°
64°
2
80°
74°
3
88°
70°
4
84°
71°
5
85°
72°
6
92°
71°
7
89°
70°
8
88°
71°
9
90°
70°
10
93°
73°
11
92°
71°
12
85°
68°
13
83°
68°
14
83°
68°
15
84°
66°
16
82°
64°
17
80°
67°
18
88°
70°
19
88°
71°
20
87°
70°
21
87°
69°
22
86°
70°
23
88°
71°
24
89°
71°
25
88°
70°
26
86°
70°
27
82°
69°
28
85°
70°
29
85°
68°
30
84°
69°
31
84°
69°
1
86°
67°
2
78°
62°
3
77°
62°
4
77°
63°
5
78°
61°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Derwood
Derwood's August 2026 forecast shows daily high temperatures ranging from 77° to 93°, with overnight lows between 61° and 73°. The average high for August is 85° with an average low of 69°. 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 Derwood. See also: September | October | November.