S
M
T
W
T
F
S
26
55°
35°
27
58°
36°
28
59°
39°
29
63°
33°
30
69°
38°
1
74°
41°
2
78°
47°
3
76°
45°
4
75°
44°
5
73°
50°
6
74°
48°
7
69°
47°
8
65°
40°
9
69°
43°
10
75°
49°
11
70°
44°
12
86°
42°
13
64°
44°
14
60°
39°
15
57°
39°
16
52°
33°
17
55°
33°
18
61°
39°
19
67°
37°
20
72°
41°
21
74°
46°
22
77°
39°
23
70°
39°
24
68°
40°
25
71°
41°
26
70°
42°
27
68°
41°
28
64°
40°
29
66°
40°
30
69°
44°
31
70°
46°
1
73°
47°
2
69°
47°
3
68°
44°
4
64°
41°
5
63°
39°
6
63°
37°
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 52° to 77°, with overnight lows between 33° and 47°. The average high for May is 66° with an average low of 41°. 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.