S
M
T
W
T
F
S
26
84°
61°
27
81°
65°
28
73°
64°
29
81°
64°
30
72°
58°
1
66°
54°
2
70°
48°
3
71°
41°
4
79°
55°
5
79°
64°
6
78°
65°
7
72°
49°
8
70°
46°
9
77°
53°
10
78°
57°
11
77°
52°
12
76°
56°
13
78°
55°
14
80°
58°
15
82°
57°
16
84°
60°
17
81°
58°
18
79°
62°
19
83°
63°
20
79°
63°
21
78°
58°
22
78°
56°
23
76°
55°
24
77°
57°
25
78°
59°
26
79°
57°
27
77°
56°
28
78°
58°
29
80°
62°
30
82°
64°
31
81°
65°
1
81°
66°
2
82°
65°
3
81°
63°
4
81°
63°
5
84°
66°
6
86°
67°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Watson
Watson's May 2026 forecast shows daily high temperatures ranging from 70° to 86°, with overnight lows between 46° and 67°. The average high for May is 79° with an average low of 59°. 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 Watson. See also: June | July | August.