S
M
T
W
T
F
S
26
88°
61°
27
84°
59°
28
82°
57°
29
90°
62°
30
81°
62°
1
64°
52°
2
73°
46°
3
78°
36°
4
82°
34°
5
84°
43°
6
92°
60°
7
78°
63°
8
78°
59°
9
69°
59°
10
84°
60°
11
94°
58°
12
67°
58°
13
82°
60°
14
84°
52°
15
85°
56°
16
89°
62°
17
88°
62°
18
89°
65°
19
90°
65°
20
89°
67°
21
87°
66°
22
89°
67°
23
91°
66°
24
89°
68°
25
87°
63°
26
88°
65°
27
88°
66°
28
87°
67°
29
86°
67°
30
83°
68°
31
83°
68°
1
86°
67°
2
89°
68°
3
89°
69°
4
87°
68°
5
86°
69°
6
87°
68°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Lawrenceville
Lawrenceville's May 2026 forecast shows daily high temperatures ranging from 67° to 91°, with overnight lows between 52° and 69°. The average high for May is 86° with an average low of 65°. 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 Lawrenceville. See also: June | July | August.