S
M
T
W
T
F
S
26
57°
34°
27
55°
34°
28
57°
32°
29
57°
34°
30
66°
34°
1
72°
37°
2
79°
52°
3
77°
54°
4
64°
50°
5
55°
46°
6
54°
46°
7
57°
39°
8
61°
34°
9
61°
36°
10
63°
50°
11
52°
39°
12
54°
34°
13
57°
43°
14
54°
41°
15
59°
37°
16
57°
41°
17
63°
41°
18
68°
52°
19
66°
50°
20
66°
54°
21
66°
54°
22
70°
52°
23
81°
55°
24
73°
57°
25
77°
50°
26
N/A
27
68°
47°
28
67°
48°
29
77°
56°
30
71°
52°
31
68°
54°
1
69°
56°
2
72°
56°
3
67°
55°
4
67°
55°
5
64°
51°
6
65°
51°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
May Weather in Sierksdorf
Sierksdorf's May 2026 forecast shows daily high temperatures ranging from 64° to 77°, with overnight lows between 47° and 56°. The average high for May is 69° with an average low of 53°. 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 Sierksdorf. See also: June | July | August.