S
M
T
W
T
F
S
26
69°
40°
27
73°
38°
28
64°
46°
29
56°
41°
30
56°
36°
1
51°
32°
2
56°
30°
3
66°
33°
4
78°
47°
5
65°
43°
6
57°
36°
7
58°
37°
8
67°
33°
9
69°
42°
10
61°
34°
11
61°
37°
12
62°
29°
13
57°
45°
14
70°
45°
15
74°
41°
16
83°
50°
17
83°
53°
18
91°
51°
19
82°
47°
20
63°
40°
21
62°
45°
22
62°
50°
23
64°
51°
24
69°
55°
25
76°
59°
26
75°
57°
27
77°
58°
28
78°
54°
29
75°
55°
30
79°
59°
31
78°
58°
1
76°
53°
2
77°
58°
3
72°
57°
4
69°
56°
5
72°
56°
6
75°
60°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Saginaw
Saginaw's May 2026 forecast shows daily high temperatures ranging from 62° to 82°, with overnight lows between 40° and 60°. The average high for May is 73° with an average low of 54°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how May weather will actually feel in Saginaw. See also: June | July | August.