S
M
T
W
T
F
S
26
61°
39°
27
59°
41°
28
48°
39°
29
64°
40°
30
70°
39°
1
68°
48°
2
58°
46°
3
60°
43°
4
56°
37°
5
60°
38°
6
56°
38°
7
55°
40°
8
58°
41°
9
57°
42°
10
58°
43°
11
59°
44°
12
56°
38°
13
54°
39°
14
55°
37°
15
55°
43°
16
59°
42°
17
58°
41°
18
59°
43°
19
56°
43°
20
56°
42°
21
57°
40°
22
57°
39°
23
58°
38°
24
57°
39°
25
56°
38°
26
57°
38°
27
58°
42°
28
58°
44°
29
61°
42°
30
58°
39°
31
57°
39°
1
57°
40°
2
58°
39°
3
57°
40°
4
57°
40°
5
58°
41°
6
58°
40°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Lockerbie
Lockerbie's May 2026 forecast shows daily high temperatures ranging from 54° to 70°, with overnight lows between 37° and 48°. The average high for May is 58° with an average low of 41°. 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 Lockerbie. See also: June | July | August.