S
M
T
W
T
F
S
26
54°
34°
27
50°
32°
28
50°
30°
29
52°
30°
30
66°
39°
1
81°
37°
2
75°
46°
3
75°
46°
4
64°
45°
5
64°
37°
6
52°
30°
7
57°
28°
8
57°
27°
9
59°
32°
10
55°
28°
11
54°
37°
12
50°
45°
13
48°
43°
14
52°
41°
15
52°
37°
16
55°
43°
17
63°
39°
18
63°
36°
19
64°
39°
20
61°
43°
21
61°
46°
22
72°
46°
23
79°
54°
24
73°
57°
25
79°
55°
26
73°
57°
27
68°
46°
28
68°
41°
29
79°
41°
30
73°
55°
31
N/A
1
64°
48°
2
68°
49°
3
68°
56°
4
63°
51°
5
67°
51°
6
69°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
May Weather in Kalmar
Kalmar's May 2026 forecast shows daily high temperatures ranging from 63° to 69°, with overnight lows between 48° and 56°. The average high for May is 67° 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 Kalmar. See also: June | July | August.