S
M
T
W
T
F
S
26
90°
54°
27
92°
56°
28
92°
56°
29
91°
60°
30
93°
58°
31
92°
61°
1
90°
61°
2
91°
58°
3
90°
60°
4
91°
56°
5
91°
55°
6
92°
56°
7
91°
55°
8
91°
55°
9
93°
56°
10
93°
56°
11
94°
62°
12
95°
62°
13
96°
63°
14
92°
59°
15
93°
57°
16
93°
57°
17
94°
58°
18
94°
58°
19
94°
60°
20
Hist. Avg.
90°
60°
21
Hist. Avg.
90°
60°
22
Hist. Avg.
90°
60°
23
Hist. Avg.
90°
60°
24
Hist. Avg.
90°
61°
25
Hist. Avg.
90°
61°
26
Hist. Avg.
91°
61°
27
Hist. Avg.
91°
61°
28
Hist. Avg.
91°
61°
29
Hist. Avg.
91°
61°
30
Hist. Avg.
91°
61°
31
Hist. Avg.
92°
61°
1
Hist. Avg.
92°
61°
2
Hist. Avg.
92°
61°
3
Hist. Avg.
92°
61°
4
Hist. Avg.
92°
61°
5
Hist. Avg.
92°
61°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
August Weather in Derby
Derby's August 2026 forecast shows daily high temperatures ranging from 90° to 96°, with overnight lows between 54° and 63°. The average high for August is 92° with an average low of 58°. 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 Derby. See also: September | October | November.