S
M
T
W
T
F
S
26
55°
27°
27
54°
36°
28
50°
27°
29
52°
28°
30
48°
25°
1
55°
21°
2
68°
36°
3
71°
46°
4
52°
30°
5
47°
30°
6
50°
32°
7
57°
35°
8
67°
37°
9
64°
42°
10
63°
41°
11
65°
41°
12
72°
47°
13
67°
43°
14
64°
42°
15
68°
42°
16
72°
49°
17
71°
48°
18
71°
50°
19
65°
49°
20
68°
42°
21
61°
39°
22
63°
40°
23
66°
42°
24
64°
42°
25
64°
41°
26
65°
41°
27
65°
42°
28
66°
43°
29
69°
50°
30
66°
44°
31
71°
51°
1
76°
54°
2
78°
55°
3
79°
56°
4
79°
57°
5
78°
56°
6
78°
57°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Kathryn
Kathryn's May 2026 forecast shows daily high temperatures ranging from 47° to 79°, with overnight lows between 30° and 57°. The average high for May is 67° 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 Kathryn. See also: June | July | August.