S
M
T
W
T
F
S
26
84°
57°
27
84°
67°
28
79°
64°
29
72°
56°
30
65°
48°
1
67°
47°
2
69°
43°
3
76°
58°
4
82°
60°
5
75°
54°
6
65°
47°
7
69°
49°
8
75°
55°
9
76°
56°
10
78°
60°
11
80°
63°
12
81°
58°
13
80°
56°
14
79°
58°
15
78°
63°
16
81°
64°
17
82°
64°
18
82°
63°
19
81°
65°
20
82°
65°
21
82°
64°
22
81°
64°
23
78°
62°
24
79°
65°
25
83°
66°
26
78°
63°
27
77°
59°
28
78°
63°
29
81°
60°
30
80°
65°
31
85°
67°
1
84°
67°
2
85°
68°
3
86°
68°
4
83°
64°
5
79°
61°
6
79°
61°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Dunnington
Dunnington's May 2026 forecast shows daily high temperatures ranging from 65° to 86°, with overnight lows between 43° and 68°. The average high for May is 79° with an average low of 60°. 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 Dunnington. See also: June | July | August.