S
M
T
W
T
F
S
26
59°
30°
27
61°
26°
28
64°
31°
29
55°
37°
30
60°
39°
1
54°
44°
2
62°
40°
3
48°
33°
4
60°
35°
5
74°
41°
6
67°
51°
7
60°
42°
8
57°
37°
9
59°
36°
10
62°
45°
11
63°
47°
12
53°
39°
13
62°
37°
14
68°
44°
15
54°
43°
16
77°
42°
17
78°
47°
18
71°
47°
19
69°
50°
20
82°
39°
21
59°
36°
22
64°
38°
23
61°
41°
24
60°
42°
25
57°
41°
26
58°
45°
27
60°
45°
28
64°
44°
29
63°
46°
30
64°
44°
31
61°
45°
1
58°
44°
2
59°
43°
3
60°
42°
4
60°
48°
5
61°
48°
6
61°
46°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Richibucto
Richibucto's May 2026 forecast shows daily high temperatures ranging from 57° to 82°, with overnight lows between 36° and 50°. The average high for May is 63° with an average low of 44°. 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 Richibucto. See also: June | July | August.