S
M
T
W
T
F
S
26
82°
53°
27
70°
59°
28
69°
59°
29
66°
49°
30
64°
42°
1
60°
45°
2
58°
42°
3
67°
53°
4
76°
58°
5
67°
46°
6
64°
46°
7
64°
44°
8
66°
47°
9
71°
52°
10
69°
50°
11
70°
48°
12
71°
50°
13
71°
54°
14
73°
51°
15
74°
53°
16
76°
54°
17
79°
58°
18
75°
59°
19
79°
58°
20
76°
54°
21
78°
51°
22
72°
50°
23
71°
50°
24
73°
52°
25
72°
52°
26
72°
51°
27
74°
52°
28
75°
55°
29
76°
56°
30
79°
62°
31
78°
61°
1
77°
55°
2
78°
57°
3
79°
62°
4
80°
61°
5
82°
64°
6
84°
65°
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 84°, with overnight lows between 44° and 65°. The average high for May is 74° with an average low of 54°. 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.