S
M
T
W
T
F
S
26
69°
53°
27
65°
47°
28
63°
45°
29
66°
53°
30
70°
53°
1
71°
53°
2
70°
49°
3
66°
51°
4
61°
50°
5
65°
48°
6
60°
44°
7
53°
39°
8
59°
40°
9
68°
46°
10
66°
46°
11
65°
41°
12
62°
46°
13
62°
40°
14
62°
46°
15
66°
46°
16
66°
57°
17
62°
47°
18
62°
48°
19
61°
43°
20
60°
37°
21
61°
38°
22
62°
45°
23
61°
45°
24
62°
51°
25
63°
52°
26
59°
51°
27
63°
51°
28
63°
53°
29
63°
51°
30
61°
44°
31
56°
42°
1
55°
40°
2
60°
47°
3
58°
43°
4
58°
43°
5
56°
33°
6
59°
41°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Devonport
Devonport's May 2026 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for May is ° with an average low of °. 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 Devonport. See also: June | July | August.