S
M
T
W
T
F
S
26
64°
45°
27
64°
46°
28
55°
46°
29
66°
45°
30
72°
48°
1
59°
48°
2
61°
46°
3
61°
50°
4
63°
52°
5
59°
52°
6
57°
46°
7
59°
48°
8
64°
50°
9
66°
50°
10
55°
43°
11
57°
36°
12
57°
37°
13
55°
43°
14
52°
41°
15
59°
39°
16
54°
43°
17
57°
45°
18
54°
46°
19
59°
54°
20
62°
53°
21
70°
54°
22
71°
54°
23
71°
56°
24
79°
59°
25
81°
60°
26
81°
58°
27
78°
56°
28
74°
55°
29
76°
53°
30
70°
50°
31
68°
51°
1
69°
50°
2
62°
47°
3
63°
51°
4
64°
50°
5
64°
50°
6
63°
49°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Watchet
Watchet's May 2026 forecast shows daily high temperatures ranging from 62° to 81°, with overnight lows between 47° and 60°. The average high for May is 70° with an average low of 53°. 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 Watchet. See also: June | July | August.