S
M
T
W
T
F
S
28
70°
57°
29
75°
57°
30
70°
54°
1
70°
55°
2
72°
55°
3
70°
53°
4
67°
49°
5
68°
48°
6
71°
51°
7
79°
56°
8
71°
51°
9
70°
52°
10
71°
51°
11
71°
53°
12
75°
54°
13
77°
56°
14
79°
53°
15
73°
52°
16
77°
59°
17
72°
56°
18
72°
57°
19
71°
57°
20
74°
56°
21
72°
57°
22
72°
57°
23
76°
58°
24
76°
58°
25
71°
57°
26
73°
58°
27
70°
58°
28
68°
57°
29
69°
57°
30
71°
56°
31
74°
57°
1
73°
58°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Lisburn
Lisburn's July 2026 forecast shows daily high temperatures ranging from 67° to 79°, with overnight lows between 48° and 59°. The average high for July is 72° with an average low of 55°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how July weather will actually feel in Lisburn. See also: August | September | October.
