S
M
T
W
T
F
S
28
86°
68°
29
90°
69°
30
91°
70°
1
92°
71°
2
91°
69°
3
91°
70°
4
90°
71°
5
92°
71°
6
92°
70°
7
88°
68°
8
88°
68°
9
90°
69°
10
92°
70°
11
92°
72°
12
91°
71°
13
91°
71°
14
88°
68°
15
88°
68°
16
92°
69°
17
92°
68°
18
91°
68°
19
92°
71°
20
93°
72°
21
92°
71°
22
92°
70°
23
88°
70°
24
88°
69°
25
89°
68°
26
89°
71°
27
91°
73°
28
93°
72°
29
92°
73°
30
92°
72°
31
91°
72°
1
93°
71°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
July Weather in Lilburn
Lilburn's July 2026 forecast shows daily high temperatures ranging from 86° to 93°, with overnight lows between 68° and 73°. The average high for July is 91° with an average low of 70°. 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 Lilburn. See also: August | September | October.