S
M
T
W
T
F
S
26
81°
64°
27
82°
61°
28
82°
60°
29
84°
62°
30
83°
66°
31
87°
64°
1
84°
60°
2
82°
60°
3
81°
61°
4
81°
59°
5
82°
59°
6
81°
60°
7
81°
59°
8
82°
60°
9
81°
64°
10
81°
66°
11
82°
65°
12
81°
62°
13
84°
65°
14
86°
59°
15
83°
58°
16
80°
62°
17
84°
63°
18
86°
59°
19
80°
58°
20
79°
57°
21
78°
62°
22
81°
58°
23
79°
64°
24
79°
63°
25
80°
63°
26
81°
64°
27
84°
64°
28
84°
63°
29
85°
63°
30
84°
56°
31
78°
57°
1
77°
56°
2
77°
56°
3
78°
61°
4
77°
55°
5
81°
56°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Dauphin
Dauphin's August 2026 forecast shows daily high temperatures ranging from 77° to 87°, with overnight lows between 55° and 66°. The average high for August is 82° with an average low of 61°. 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 Dauphin. See also: September | October | November.