S
M
T
W
T
F
S
26
56°
45°
27
66°
43°
28
66°
48°
29
53°
45°
30
N/A
1
49°
35°
2
51°
34°
3
59°
47°
4
70°
55°
5
60°
42°
6
55°
42°
7
52°
36°
8
57°
44°
9
60°
44°
10
61°
43°
11
64°
44°
12
65°
49°
13
64°
48°
14
66°
50°
15
66°
47°
16
65°
44°
17
66°
53°
18
73°
55°
19
72°
55°
20
74°
56°
21
76°
56°
22
74°
57°
23
77°
52°
24
68°
48°
25
68°
51°
26
69°
57°
27
77°
56°
28
73°
57°
29
71°
53°
30
72°
52°
31
73°
50°
1
70°
53°
2
71°
56°
3
71°
51°
4
72°
50°
5
71°
51°
6
72°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Sylvania Township
Sylvania Township's May 2026 forecast shows daily high temperatures ranging from 49° to 77°, with overnight lows between 34° and 57°. The average high for May is 67° with an average low of 49°. 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 Sylvania Township. See also: June | July | August.