S
M
T
W
T
F
S
26
53°
45°
27
54°
44°
28
59°
48°
29
60°
49°
30
60°
50°
1
60°
50°
2
60°
49°
3
58°
49°
4
56°
44°
5
55°
45°
6
55°
47°
7
56°
45°
8
56°
44°
9
57°
46°
10
63°
51°
11
65°
52°
12
64°
52°
13
62°
52°
14
61°
50°
15
59°
49°
16
59°
48°
17
58°
48°
18
58°
46°
19
59°
46°
20
57°
48°
21
58°
48°
22
64°
53°
23
64°
49°
24
61°
49°
25
61°
48°
26
65°
55°
27
68°
57°
28
68°
57°
29
67°
56°
30
69°
55°
31
68°
49°
1
64°
52°
2
65°
54°
3
64°
49°
4
62°
50°
5
63°
55°
6
66°
53°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Delft
Delft's May 2026 forecast shows daily high temperatures ranging from 53° to 69°, with overnight lows between 44° and 57°. The average high for May is 61° with an average low of 50°. 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 Delft. See also: June | July | August.