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