S
M
T
W
T
F
S
26
88°
61°
27
84°
59°
28
82°
57°
29
90°
62°
30
81°
62°
1
64°
54°
2
71°
46°
3
72°
47°
4
77°
49°
5
80°
57°
6
81°
66°
7
78°
52°
8
74°
46°
9
78°
53°
10
80°
62°
11
81°
60°
12
85°
61°
13
84°
61°
14
85°
60°
15
85°
64°
16
86°
64°
17
86°
63°
18
85°
64°
19
86°
65°
20
86°
65°
21
87°
64°
22
87°
66°
23
86°
66°
24
83°
65°
25
87°
66°
26
87°
67°
27
82°
66°
28
83°
67°
29
84°
67°
30
86°
66°
31
87°
67°
1
88°
67°
2
88°
68°
3
87°
69°
4
89°
68°
5
88°
68°
6
84°
66°
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 64° to 89°, with overnight lows between 46° and 69°. The average high for May is 83° with an average low of 62°. 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.