S
M
T
W
T
F
S
26
63°
43°
27
62°
48°
28
54°
44°
29
60°
43°
30
66°
44°
1
74°
42°
2
65°
50°
3
63°
50°
4
57°
46°
5
59°
43°
6
53°
41°
7
57°
38°
8
62°
46°
9
60°
46°
10
54°
41°
11
52°
39°
12
N/A
13
53°
40°
14
53°
42°
15
56°
41°
16
57°
44°
17
59°
44°
18
61°
47°
19
63°
51°
20
66°
52°
21
67°
51°
22
67°
52°
23
67°
50°
24
66°
49°
25
59°
49°
26
59°
48°
27
60°
45°
28
59°
44°
29
59°
50°
30
60°
49°
31
59°
48°
1
60°
48°
2
60°
47°
3
62°
50°
4
65°
50°
5
60°
46°
6
61°
47°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
May Weather in Retford
Retford's May 2026 forecast shows daily high temperatures ranging from 53° to 67°, with overnight lows between 40° and 52°. The average high for May is 61° with an average low of 47°. 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 Retford. See also: June | July | August.