S
M
T
W
T
F
S
26
57°
42°
27
72°
37°
28
60°
49°
29
60°
54°
30
65°
40°
1
63°
44°
2
60°
40°
3
61°
42°
4
69°
55°
5
77°
55°
6
71°
55°
7
65°
46°
8
60°
42°
9
61°
47°
10
66°
47°
11
67°
48°
12
67°
46°
13
68°
49°
14
66°
50°
15
67°
51°
16
67°
52°
17
68°
52°
18
67°
55°
19
76°
55°
20
75°
56°
21
75°
57°
22
77°
56°
23
77°
56°
24
76°
55°
25
71°
51°
26
70°
57°
27
70°
57°
28
78°
58°
29
76°
58°
30
75°
57°
31
75°
56°
1
72°
52°
2
70°
52°
3
70°
51°
4
71°
51°
5
71°
52°
6
72°
52°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Keymar
Keymar's May 2026 forecast shows daily high temperatures ranging from 60° to 78°, with overnight lows between 40° and 58°. The average high for May is 70° with an average low of 51°. 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 Keymar. See also: June | July | August.