S
M
T
W
T
F
S
26
85°
72°
27
N/A
28
87°
59°
29
67°
62°
30
64°
56°
1
58°
52°
2
64°
53°
3
74°
57°
4
79°
62°
5
84°
61°
6
81°
65°
7
81°
62°
8
81°
62°
9
80°
64°
10
82°
62°
11
84°
66°
12
85°
65°
13
80°
59°
14
74°
58°
15
76°
58°
16
77°
60°
17
80°
63°
18
80°
62°
19
81°
64°
20
82°
65°
21
81°
67°
22
82°
68°
23
81°
67°
24
80°
69°
25
80°
67°
26
81°
68°
27
81°
67°
28
82°
65°
29
82°
64°
30
83°
66°
31
83°
67°
1
84°
68°
2
87°
70°
3
87°
72°
4
88°
72°
5
90°
73°
6
88°
72°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Addison
Addison's May 2026 forecast shows daily high temperatures ranging from 58° to 90°, with overnight lows between 52° and 73°. The average high for May is 80° with an average low of 64°. 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 Addison. See also: June | July | August.
