S
M
T
W
T
F
S
26
57°
40°
27
58°
39°
28
58°
38°
29
57°
41°
30
57°
40°
1
62°
40°
2
65°
43°
3
60°
41°
4
64°
39°
5
66°
40°
6
64°
38°
7
58°
37°
8
59°
37°
9
66°
40°
10
68°
44°
11
66°
40°
12
70°
44°
13
70°
47°
14
65°
45°
15
69°
41°
16
71°
44°
17
66°
41°
18
63°
41°
19
68°
42°
20
68°
44°
21
64°
42°
22
64°
43°
23
65°
47°
24
69°
50°
25
68°
42°
26
67°
43°
27
70°
45°
28
74°
48°
29
76°
52°
30
76°
54°
31
78°
53°
1
76°
54°
2
76°
52°
3
75°
46°
4
69°
45°
5
69°
48°
6
70°
46°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Chiemsee
Chiemsee's May 2026 forecast shows daily high temperatures ranging from 57° to 78°, with overnight lows between 37° and 54°. 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 Chiemsee. See also: June | July | August.