S
M
T
W
T
F
S
26
44°
33°
27
44°
33°
28
45°
34°
29
45°
33°
30
47°
32°
1
48°
32°
2
47°
35°
3
46°
34°
4
55°
40°
5
57°
35°
6
48°
32°
7
48°
33°
8
57°
42°
9
59°
42°
10
58°
39°
11
50°
37°
12
50°
37°
13
58°
39°
14
59°
40°
15
52°
43°
16
53°
44°
17
55°
43°
18
62°
36°
19
60°
42°
20
60°
40°
21
61°
41°
22
57°
42°
23
58°
41°
24
57°
44°
25
61°
45°
26
63°
45°
27
66°
46°
28
59°
44°
29
59°
47°
30
66°
46°
31
59°
48°
1
61°
46°
2
64°
49°
3
65°
48°
4
64°
49°
5
65°
50°
6
67°
50°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Kouchibouguac
Kouchibouguac's May 2026 forecast shows daily high temperatures ranging from 44° to 67°, with overnight lows between 32° and 50°. The average high for May is 56° with an average low of 41°. 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 Kouchibouguac. See also: June | July | August.