S
M
T
W
T
F
S
26
45°
36°
27
45°
36°
28
54°
37°
29
45°
28°
30
45°
30°
1
52°
23°
2
63°
25°
3
66°
37°
4
59°
37°
5
43°
30°
6
43°
28°
7
54°
28°
8
64°
28°
9
54°
36°
10
52°
28°
11
55°
25°
12
63°
36°
13
66°
37°
14
73°
45°
15
81°
50°
16
72°
43°
17
48°
37°
18
55°
37°
19
52°
43°
20
59°
36°
21
61°
34°
22
52°
37°
23
52°
41°
24
75°
36°
25
84°
48°
26
87°
48°
27
74°
43°
28
74°
47°
29
88°
53°
30
71°
44°
31
74°
47°
1
79°
48°
2
83°
55°
3
80°
53°
4
79°
53°
5
77°
52°
6
74°
54°
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 71° to 88°, with overnight lows between 43° and 55°. The average high for May is 78° 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 May weather will actually feel in Saginaw. See also: June | July | August.