S
M
T
W
T
F
S
26
77°
59°
27
81°
52°
28
70°
57°
29
70°
59°
30
70°
57°
1
N/A
2
71°
59°
3
70°
57°
4
68°
53°
5
65°
51°
6
66°
49°
7
73°
54°
8
71°
55°
9
72°
57°
10
72°
55°
11
68°
49°
12
66°
48°
13
65°
50°
14
70°
48°
15
70°
48°
16
75°
50°
17
76°
55°
18
77°
53°
19
77°
55°
20
76°
55°
21
77°
54°
22
76°
56°
23
76°
56°
24
78°
55°
25
78°
57°
26
79°
57°
27
78°
56°
28
79°
57°
29
79°
57°
30
80°
58°
31
79°
55°
1
74°
52°
2
72°
51°
3
73°
52°
4
75°
55°
5
76°
56°
6
80°
57°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
May Weather in Carcassonne
Carcassonne's May 2026 forecast shows daily high temperatures ranging from 65° to 80°, with overnight lows between 48° and 59°. The average high for May is 74° with an average low of 54°. 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 Carcassonne. See also: June | July | August.