S
M
T
W
T
F
S
26
33°
24°
27
43°
23°
28
51°
27°
29
53°
28°
30
57°
29°
1
71°
31°
2
64°
36°
3
71°
36°
4
49°
31°
5
45°
26°
6
66°
24°
7
65°
41°
8
71°
48°
9
59°
42°
10
78°
50°
11
70°
42°
12
72°
48°
13
71°
45°
14
73°
44°
15
78°
47°
16
70°
43°
17
68°
43°
18
71°
44°
19
71°
45°
20
66°
39°
21
61°
43°
22
64°
44°
23
60°
39°
24
66°
42°
25
70°
44°
26
71°
45°
27
72°
45°
28
71°
46°
29
68°
45°
30
72°
46°
31
70°
46°
1
73°
47°
2
74°
47°
3
70°
41°
4
61°
37°
5
63°
42°
6
70°
47°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Denton
Denton's May 2026 forecast shows daily high temperatures ranging from 59° to 78°, with overnight lows between 37° and 50°. The average high for May is 69° 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 Denton. See also: June | July | August.