S
M
T
W
T
F
S
26
59°
43°
27
59°
41°
28
61°
43°
29
68°
37°
30
72°
41°
1
66°
46°
2
61°
50°
3
54°
46°
4
60°
41°
5
56°
40°
6
52°
45°
7
53°
45°
8
55°
40°
9
56°
41°
10
54°
41°
11
56°
42°
12
57°
41°
13
56°
45°
14
56°
44°
15
56°
45°
16
57°
46°
17
57°
38°
18
57°
43°
19
58°
43°
20
57°
42°
21
57°
43°
22
58°
43°
23
57°
45°
24
58°
45°
25
58°
44°
26
59°
45°
27
58°
42°
28
58°
41°
29
59°
40°
30
60°
46°
31
59°
44°
1
59°
46°
2
60°
45°
3
61°
46°
4
61°
44°
5
63°
43°
6
62°
44°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Dalbeattie
Dalbeattie's May 2026 forecast shows daily high temperatures ranging from 52° to 63°, with overnight lows between 38° and 46°. The average high for May is 58° with an average low of 43°. 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 Dalbeattie. See also: June | July | August.