S
M
T
W
T
F
S
26
65°
47°
27
75°
49°
28
71°
55°
29
64°
46°
30
57°
42°
1
52°
40°
2
51°
34°
3
61°
34°
4
72°
49°
5
67°
46°
6
56°
40°
7
59°
40°
8
67°
53°
9
72°
51°
10
64°
42°
11
59°
42°
12
61°
52°
13
59°
44°
14
62°
46°
15
72°
54°
16
74°
55°
17
76°
55°
18
78°
57°
19
77°
58°
20
78°
60°
21
79°
54°
22
68°
50°
23
69°
52°
24
70°
53°
25
70°
52°
26
71°
51°
27
73°
51°
28
71°
52°
29
75°
56°
30
78°
59°
31
77°
60°
1
77°
59°
2
78°
55°
3
80°
61°
4
81°
62°
5
81°
63°
6
80°
62°
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 59° to 81°, with overnight lows between 42° and 63°. The average high for May is 73° with an average low of 54°. 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.