S
M
T
W
T
F
S
26
59°
40°
27
59°
42°
28
56°
40°
29
55°
41°
30
55°
40°
1
54°
40°
2
54°
42°
3
55°
39°
4
55°
39°
5
56°
40°
6
55°
38°
7
56°
41°
8
57°
47°
9
62°
46°
10
59°
45°
11
58°
46°
12
59°
43°
13
58°
40°
14
61°
43°
15
64°
46°
16
65°
47°
17
65°
48°
18
64°
48°
19
66°
47°
20
66°
48°
21
65°
48°
22
66°
47°
23
64°
48°
24
62°
47°
25
65°
44°
26
66°
48°
27
70°
47°
28
69°
43°
29
64°
47°
30
69°
44°
31
66°
47°
1
68°
46°
2
69°
45°
3
67°
47°
4
63°
46°
5
64°
45°
6
64°
46°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Datchet
Datchet's May 2026 forecast shows daily high temperatures ranging from 54° to 70°, with overnight lows between 38° and 48°. The average high for May is 62° 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 Datchet. See also: June | July | August.