S
M
T
W
T
F
S
26
51°
41°
27
53°
41°
28
57°
39°
29
47°
32°
30
43°
26°
1
50°
22°
2
62°
41°
3
64°
52°
4
58°
30°
5
47°
27°
6
47°
30°
7
48°
31°
8
56°
35°
9
61°
36°
10
64°
39°
11
62°
42°
12
65°
42°
13
62°
44°
14
60°
43°
15
66°
42°
16
69°
49°
17
68°
46°
18
68°
49°
19
67°
48°
20
66°
47°
21
62°
41°
22
61°
41°
23
63°
42°
24
62°
41°
25
63°
42°
26
63°
43°
27
64°
43°
28
64°
44°
29
66°
52°
30
65°
50°
31
66°
50°
1
72°
53°
2
74°
55°
3
76°
55°
4
76°
56°
5
77°
57°
6
76°
57°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Trego
Trego's May 2026 forecast shows daily high temperatures ranging from 47° to 77°, with overnight lows between 27° and 57°. The average high for May is 64° with an average low of 44°. 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 Trego. See also: June | July | August.