S
M
T
W
T
F
S
26
58°
47°
27
69°
47°
28
64°
53°
29
63°
49°
30
67°
45°
1
65°
46°
2
58°
43°
3
61°
47°
4
71°
53°
5
73°
59°
6
73°
54°
7
69°
51°
8
68°
52°
9
67°
54°
10
66°
47°
11
69°
55°
12
70°
59°
13
72°
56°
14
69°
54°
15
67°
53°
16
67°
52°
17
66°
52°
18
70°
53°
19
74°
61°
20
75°
57°
21
71°
55°
22
72°
54°
23
71°
55°
24
72°
61°
25
79°
63°
26
77°
57°
27
72°
56°
28
72°
56°
29
73°
57°
30
77°
62°
31
81°
64°
1
82°
65°
2
82°
66°
3
83°
67°
4
84°
66°
5
83°
60°
6
76°
59°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Quantico
Quantico's May 2026 forecast shows daily high temperatures ranging from 58° to 84°, with overnight lows between 43° and 67°. The average high for May 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 May weather will actually feel in Quantico. See also: June | July | August.