S
M
T
W
T
F
S
26
82°
56°
27
82°
64°
28
74°
62°
29
80°
59°
30
66°
51°
1
63°
46°
2
67°
41°
3
70°
47°
4
76°
54°
5
77°
62°
6
76°
55°
7
65°
41°
8
72°
50°
9
77°
58°
10
76°
56°
11
77°
54°
12
76°
56°
13
80°
60°
14
75°
59°
15
87°
67°
16
75°
62°
17
77°
63°
18
77°
63°
19
79°
64°
20
76°
64°
21
77°
58°
22
76°
57°
23
74°
56°
24
75°
57°
25
75°
60°
26
76°
57°
27
75°
57°
28
76°
58°
29
78°
62°
30
79°
64°
31
80°
66°
1
80°
66°
2
78°
65°
3
79°
62°
4
80°
65°
5
80°
67°
6
82°
67°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Posey Mill
Posey Mill's May 2026 forecast shows daily high temperatures ranging from 65° to 87°, with overnight lows between 41° and 67°. The average high for May is 77° with an average low of 59°. 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 Posey Mill. See also: June | July | August.