S
M
T
W
T
F
S
26
88°
78°
27
88°
78°
28
89°
77°
29
88°
78°
30
90°
78°
31
91°
77°
1
90°
78°
2
90°
78°
3
91°
77°
4
90°
78°
5
91°
78°
6
91°
77°
7
90°
78°
8
91°
78°
9
89°
76°
10
89°
75°
11
91°
76°
12
91°
77°
13
90°
76°
14
88°
75°
15
89°
76°
16
88°
76°
17
89°
75°
18
91°
75°
19
91°
76°
20
90°
75°
21
91°
75°
22
91°
76°
23
90°
76°
24
89°
75°
25
88°
76°
26
89°
75°
27
89°
74°
28
90°
75°
29
89°
73°
30
91°
75°
31
91°
75°
1
90°
76°
2
88°
75°
3
89°
76°
4
87°
75°
5
88°
76°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Arundel
Arundel's August 2026 forecast shows daily high temperatures ranging from 87° to 91°, with overnight lows between 73° and 78°. The average high for August is 90° with an average low of 76°. 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 Arundel. See also: September | October | November.