S
M
T
W
T
F
S
26
54°
34°
27
55°
31°
28
57°
44°
29
61°
39°
30
67°
43°
1
74°
50°
2
68°
49°
3
65°
47°
4
N/A
5
61°
45°
6
57°
42°
7
60°
44°
8
63°
49°
9
69°
51°
10
70°
52°
11
67°
50°
12
66°
51°
13
60°
47°
14
59°
47°
15
61°
48°
16
62°
49°
17
66°
48°
18
62°
46°
19
60°
45°
20
60°
44°
21
61°
43°
22
60°
44°
23
60°
45°
24
62°
50°
25
64°
49°
26
68°
51°
27
69°
51°
28
66°
48°
29
65°
46°
30
62°
45°
31
69°
51°
1
70°
49°
2
68°
48°
3
66°
46°
4
64°
49°
5
70°
52°
6
71°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
May Weather in Giethoorn
Giethoorn's May 2026 forecast shows daily high temperatures ranging from 57° to 71°, with overnight lows between 42° and 53°. The average high for May is 64° with an average low of 48°. 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 Giethoorn. See also: June | July | August.