S
M
T
W
T
F
S
26
54°
39°
27
53°
40°
28
54°
39°
29
53°
43°
30
57°
42°
1
58°
44°
2
58°
44°
3
59°
43°
4
58°
41°
5
58°
40°
6
57°
42°
7
55°
44°
8
58°
44°
9
58°
45°
10
59°
45°
11
59°
41°
12
58°
42°
13
58°
42°
14
57°
44°
15
60°
46°
16
59°
45°
17
61°
46°
18
60°
47°
19
56°
47°
20
59°
45°
21
61°
46°
22
58°
46°
23
56°
45°
24
57°
42°
25
59°
42°
26
59°
43°
27
62°
45°
28
61°
47°
29
59°
44°
30
59°
42°
31
60°
42°
1
61°
44°
2
63°
47°
3
62°
48°
4
62°
48°
5
63°
50°
6
64°
50°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Carrick-on-Shannon
Carrick-on-Shannon's May 2026 forecast shows daily high temperatures ranging from 53° to 64°, with overnight lows between 39° and 50°. The average high for May is 59° 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 Carrick-on-Shannon. See also: June | July | August.