S
M
T
W
T
F
S
26
86°
61°
27
72°
53°
28
73°
47°
29
90°
62°
30
83°
65°
1
78°
55°
2
63°
48°
3
73°
49°
4
79°
55°
5
83°
59°
6
86°
64°
7
79°
57°
8
76°
54°
9
79°
58°
10
81°
62°
11
81°
63°
12
83°
62°
13
82°
62°
14
83°
60°
15
86°
65°
16
85°
65°
17
86°
64°
18
83°
65°
19
83°
65°
20
86°
66°
21
87°
66°
22
87°
65°
23
86°
66°
24
87°
67°
25
87°
67°
26
86°
66°
27
87°
67°
28
83°
68°
29
83°
68°
30
84°
67°
31
87°
68°
1
87°
68°
2
88°
67°
3
88°
69°
4
90°
68°
5
86°
67°
6
83°
64°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Twin City
Twin City's May 2026 forecast shows daily high temperatures ranging from 63° to 90°, with overnight lows between 48° and 69°. The average high for May is 83° with an average low of 63°. 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 Twin City. See also: June | July | August.