S
M
T
W
T
F
S
26
64°
43°
27
66°
48°
28
55°
43°
29
61°
41°
30
66°
45°
1
77°
43°
2
66°
52°
3
58°
47°
4
60°
44°
5
58°
43°
6
53°
40°
7
57°
42°
8
61°
44°
9
58°
46°
10
61°
45°
11
60°
44°
12
59°
43°
13
60°
45°
14
61°
44°
15
60°
45°
16
57°
44°
17
58°
42°
18
58°
46°
19
59°
46°
20
58°
45°
21
58°
45°
22
59°
46°
23
59°
49°
24
60°
49°
25
61°
48°
26
61°
49°
27
62°
47°
28
60°
44°
29
59°
44°
30
60°
47°
31
63°
46°
1
63°
46°
2
64°
48°
3
61°
45°
4
61°
47°
5
62°
46°
6
62°
50°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Scunthorpe
Scunthorpe's May 2026 forecast shows daily high temperatures ranging from 53° to 64°, with overnight lows between 40° and 50°. The average high for May is 60° 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 Scunthorpe. See also: June | July | August.