S
M
T
W
T
F
S
26
58°
46°
27
70°
45°
28
63°
50°
29
62°
54°
30
70°
49°
1
67°
44°
2
63°
49°
3
64°
44°
4
78°
57°
5
87°
64°
6
78°
55°
7
61°
44°
8
65°
49°
9
69°
50°
10
67°
51°
11
71°
50°
12
69°
52°
13
70°
54°
14
72°
54°
15
73°
52°
16
75°
55°
17
76°
54°
18
79°
59°
19
78°
58°
20
79°
60°
21
79°
59°
22
76°
52°
23
71°
51°
24
71°
52°
25
72°
54°
26
74°
54°
27
72°
53°
28
73°
55°
29
74°
54°
30
73°
59°
31
76°
62°
1
79°
62°
2
75°
59°
3
76°
60°
4
80°
63°
5
81°
63°
6
83°
64°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Petworth
Petworth's May 2026 forecast shows daily high temperatures ranging from 61° to 87°, with overnight lows between 44° and 64°. The average high for May is 74° with an average low of 56°. 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 Petworth. See also: June | July | August.