S
M
T
W
T
F
S
26
62°
42°
27
66°
44°
28
66°
54°
29
54°
43°
30
56°
41°
1
50°
39°
2
49°
37°
3
65°
35°
4
77°
48°
5
64°
50°
6
54°
44°
7
56°
39°
8
66°
39°
9
71°
48°
10
62°
43°
11
57°
40°
12
60°
36°
13
60°
45°
14
66°
46°
15
71°
44°
16
82°
52°
17
86°
62°
18
90°
69°
19
88°
52°
20
62°
39°
21
65°
44°
22
65°
53°
23
67°
54°
24
70°
55°
25
73°
60°
26
76°
59°
27
77°
58°
28
79°
58°
29
78°
60°
30
79°
62°
31
80°
60°
1
77°
54°
2
77°
58°
3
74°
59°
4
69°
57°
5
71°
58°
6
75°
61°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Troy
Troy's May 2026 forecast shows daily high temperatures ranging from 62° to 88°, with overnight lows between 39° and 62°. The average high for May is 74° with an average low of 56°. 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 Troy. See also: June | July | August.