S
M
T
W
T
F
S
26
62°
36°
27
70°
41°
28
56°
48°
29
67°
52°
30
67°
48°
1
68°
45°
2
61°
47°
3
63°
46°
4
64°
44°
5
61°
42°
6
60°
41°
7
59°
42°
8
61°
44°
9
61°
44°
10
60°
45°
11
61°
46°
12
58°
45°
13
58°
45°
14
59°
46°
15
62°
49°
16
61°
49°
17
60°
48°
18
63°
49°
19
60°
49°
20
60°
48°
21
61°
48°
22
61°
47°
23
62°
46°
24
61°
48°
25
61°
45°
26
62°
48°
27
64°
51°
28
62°
52°
29
64°
52°
30
65°
48°
31
61°
46°
1
61°
46°
2
62°
47°
3
61°
47°
4
61°
48°
5
62°
47°
6
62°
48°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Exeter
Exeter's May 2026 forecast shows daily high temperatures ranging from 58° to 68°, with overnight lows between 41° and 52°. The average high for May is 62° 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 Exeter. See also: June | July | August.
