S
M
T
W
T
F
S
26
73°
55°
27
73°
54°
28
68°
50°
29
81°
61°
30
75°
57°
1
64°
55°
2
61°
45°
3
70°
39°
4
81°
45°
5
81°
54°
6
82°
61°
7
79°
57°
8
72°
50°
9
73°
55°
10
84°
59°
11
72°
55°
12
72°
50°
13
81°
41°
14
77°
52°
15
77°
41°
16
84°
50°
17
90°
64°
18
91°
64°
19
91°
63°
20
93°
66°
21
93°
64°
22
84°
66°
23
72°
64°
24
84°
61°
25
82°
72°
26
82°
72°
27
86°
70°
28
89°
66°
29
85°
67°
30
77°
59°
31
76°
61°
1
80°
60°
2
80°
59°
3
79°
61°
4
81°
63°
5
79°
65°
6
82°
68°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Catawba
Catawba's May 2026 forecast shows daily high temperatures ranging from 76° to 89°, with overnight lows between 59° and 68°. The average high for May is 81° with an average low of 63°. 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 Catawba. See also: June | July | August.