S
M
T
W
T
F
S
26
68°
45°
27
59°
42°
28
60°
38°
29
60°
41°
30
66°
45°
1
63°
42°
2
62°
39°
3
62°
40°
4
63°
42°
5
67°
48°
6
71°
49°
7
72°
46°
8
65°
47°
9
64°
50°
10
65°
50°
11
73°
51°
12
74°
52°
13
73°
53°
14
74°
50°
15
69°
45°
16
69°
44°
17
71°
46°
18
70°
47°
19
72°
44°
20
69°
45°
21
69°
53°
22
74°
53°
23
73°
54°
24
77°
51°
25
73°
49°
26
70°
48°
27
75°
48°
28
72°
49°
29
72°
48°
30
75°
47°
31
76°
48°
1
76°
57°
2
75°
57°
3
79°
54°
4
79°
54°
5
81°
57°
6
80°
59°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Poughkeepsie
Poughkeepsie's May 2026 forecast shows daily high temperatures ranging from 59° to 81°, with overnight lows between 38° and 59°. The average high for May is 70° with an average low of 48°. 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 Poughkeepsie. See also: June | July | August.