S
M
T
W
T
F
S
26
59°
45°
27
61°
46°
28
55°
43°
29
61°
43°
30
66°
48°
1
64°
52°
2
59°
52°
3
54°
46°
4
55°
45°
5
55°
45°
6
54°
45°
7
57°
43°
8
54°
48°
9
55°
45°
10
59°
43°
11
54°
46°
12
55°
46°
13
N/A
14
55°
42°
15
53°
42°
16
53°
43°
17
54°
43°
18
55°
51°
19
58°
51°
20
63°
53°
21
62°
54°
22
65°
54°
23
62°
51°
24
61°
50°
25
62°
51°
26
59°
49°
27
58°
49°
28
59°
46°
29
57°
48°
30
57°
48°
31
58°
50°
1
59°
51°
2
63°
51°
3
60°
50°
4
61°
51°
5
60°
51°
6
59°
50°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
May Weather in Downpatrick
Downpatrick's May 2026 forecast shows daily high temperatures ranging from 53° to 65°, with overnight lows between 42° and 54°. The average high for May is 59° with an average low of 49°. 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 Downpatrick. See also: June | July | August.