S
M
T
W
T
F
S
26
63°
43°
27
57°
39°
28
55°
39°
29
59°
39°
30
64°
46°
1
63°
52°
2
61°
48°
3
52°
46°
4
54°
45°
5
53°
42°
6
52°
44°
7
56°
43°
8
53°
43°
9
54°
43°
10
55°
43°
11
55°
43°
12
57°
42°
13
56°
44°
14
56°
44°
15
57°
43°
16
56°
44°
17
57°
45°
18
57°
47°
19
58°
47°
20
57°
46°
21
57°
47°
22
58°
47°
23
57°
48°
24
58°
48°
25
58°
47°
26
59°
47°
27
58°
46°
28
57°
44°
29
57°
47°
30
60°
49°
31
59°
48°
1
59°
49°
2
60°
48°
3
60°
49°
4
61°
49°
5
60°
48°
6
60°
50°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Craigavon
Craigavon's May 2026 forecast shows daily high temperatures ranging from 52° to 61°, with overnight lows between 42° and 50°. The average high for May is 57° with an average low of 46°. 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 Craigavon. See also: June | July | August.