S
M
T
W
T
F
S
26
56°
38°
27
57°
40°
28
58°
41°
29
57°
44°
30
58°
43°
1
60°
45°
2
61°
45°
3
59°
44°
4
58°
42°
5
58°
41°
6
57°
44°
7
56°
42°
8
57°
42°
9
58°
41°
10
58°
42°
11
60°
41°
12
62°
43°
13
61°
46°
14
62°
45°
15
58°
47°
16
59°
46°
17
62°
48°
18
63°
48°
19
64°
47°
20
63°
49°
21
59°
48°
22
59°
48°
23
60°
47°
24
59°
47°
25
58°
46°
26
59°
43°
27
60°
43°
28
64°
47°
29
62°
46°
30
62°
42°
31
63°
43°
1
65°
46°
2
66°
48°
3
67°
48°
4
67°
47°
5
68°
50°
6
68°
49°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Swinefleet
Swinefleet's May 2026 forecast shows daily high temperatures ranging from 56° to 68°, with overnight lows between 38° and 50°. The average high for May is 61° 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 Swinefleet. See also: June | July | August.