S
M
T
W
T
F
S
26
64°
45°
27
76°
44°
28
69°
52°
29
64°
53°
30
54°
38°
1
63°
35°
2
52°
34°
3
60°
34°
4
73°
49°
5
78°
61°
6
66°
50°
7
62°
42°
8
67°
36°
9
68°
51°
10
65°
48°
11
64°
44°
12
73°
40°
13
69°
48°
14
52°
44°
15
68°
39°
16
74°
45°
17
83°
58°
18
91°
68°
19
92°
68°
20
76°
49°
21
65°
58°
22
64°
59°
23
76°
65°
24
78°
64°
25
77°
60°
26
78°
62°
27
79°
61°
28
77°
61°
29
79°
59°
30
80°
58°
31
82°
67°
1
77°
60°
2
77°
61°
3
76°
60°
4
74°
58°
5
73°
56°
6
74°
59°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Greater Point Marion
Greater Point Marion's May 2026 forecast shows daily high temperatures ranging from 64° to 92°, with overnight lows between 49° and 68°. The average high for May is 77° with an average low of 61°. 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 Greater Point Marion. See also: June | July | August.