S
M
T
W
T
F
S
26
75°
55°
27
73°
54°
28
61°
45°
29
61°
43°
30
64°
37°
1
64°
32°
2
63°
36°
3
81°
41°
4
82°
52°
5
59°
46°
6
59°
45°
7
70°
37°
8
64°
50°
9
82°
43°
10
70°
46°
11
79°
41°
12
81°
55°
13
77°
46°
14
79°
45°
15
88°
63°
16
88°
63°
17
84°
70°
18
79°
63°
19
64°
52°
20
64°
46°
21
64°
55°
22
68°
57°
23
79°
54°
24
81°
48°
25
82°
52°
26
81°
55°
27
86°
59°
28
81°
66°
29
75°
66°
30
79°
63°
31
82°
63°
1
80°
63°
2
78°
59°
3
79°
62°
4
80°
59°
5
79°
61°
6
82°
63°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Plattsburg
Plattsburg's May 2026 forecast shows daily high temperatures ranging from 75° to 82°, with overnight lows between 59° and 66°. The average high for May is 80° with an average low of 63°. 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 Plattsburg. See also: June | July | August.
