S
M
T
W
T
F
S
26
99°
73°
27
100°
75°
28
89°
69°
29
94°
69°
30
91°
71°
31
76°
65°
1
86°
64°
2
85°
65°
3
87°
67°
4
78°
63°
5
80°
60°
6
83°
58°
7
82°
64°
8
83°
57°
9
88°
67°
10
86°
67°
11
88°
69°
12
89°
69°
13
81°
66°
14
83°
68°
15
79°
66°
16
81°
62°
17
83°
67°
18
83°
66°
19
82°
65°
20
77°
64°
21
81°
63°
22
79°
65°
23
76°
62°
24
78°
60°
25
80°
61°
26
79°
60°
27
83°
65°
28
79°
61°
29
83°
65°
30
84°
66°
31
84°
66°
1
83°
64°
2
83°
65°
3
82°
65°
4
83°
64°
5
83°
64°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in St. Paul
St. Paul's August 2026 forecast shows daily high temperatures ranging from 76° to 84°, with overnight lows between 60° and 68°. The average high for August is 81° with an average low of 64°. 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 St. Paul. See also: September | October | November.
