S
M
T
W
T
F
S
26
85°
53°
27
86°
55°
28
86°
55°
29
83°
50°
30
83°
55°
31
79°
48°
1
79°
49°
2
86°
53°
3
86°
54°
4
81°
52°
5
79°
49°
6
78°
48°
7
82°
50°
8
86°
51°
9
86°
54°
10
85°
51°
11
78°
49°
12
78°
50°
13
79°
51°
14
77°
50°
15
78°
49°
16
78°
49°
17
77°
50°
18
77°
47°
19
78°
49°
20
78°
49°
21
81°
50°
22
84°
54°
23
87°
50°
24
81°
52°
25
82°
51°
26
78°
50°
27
77°
51°
28
79°
49°
29
86°
53°
30
77°
49°
31
76°
50°
1
79°
47°
2
76°
49°
3
77°
43°
4
81°
48°
5
76°
45°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
August Weather in Saginaw
Saginaw's August 2026 forecast shows daily high temperatures ranging from 76° to 87°, with overnight lows between 43° and 55°. The average high for August is 81° with an average low of 50°. 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 Saginaw. See also: September | October | November.