S
M
T
W
T
F
S
26
54°
40°
27
59°
35°
28
66°
30°
29
72°
35°
30
77°
39°
1
74°
40°
2
73°
45°
3
77°
46°
4
63°
46°
5
77°
45°
6
83°
46°
7
84°
50°
8
80°
45°
9
83°
50°
10
86°
48°
11
88°
50°
12
88°
49°
13
87°
51°
14
86°
47°
15
82°
48°
16
77°
45°
17
77°
47°
18
71°
45°
19
72°
41°
20
65°
37°
21
66°
38°
22
66°
38°
23
70°
43°
24
72°
45°
25
73°
43°
26
67°
39°
27
70°
42°
28
70°
44°
29
74°
47°
30
78°
48°
31
79°
49°
1
80°
49°
2
80°
48°
3
77°
45°
4
75°
48°
5
72°
46°
6
70°
44°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Weed
Weed's May 2026 forecast shows daily high temperatures ranging from 65° to 88°, with overnight lows between 37° and 51°. The average high for May is 77° with an average low of 45°. 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 Weed. See also: June | July | August.