S
M
T
W
T
F
S
26
64°
43°
27
61°
44°
28
59°
47°
29
59°
42°
30
62°
43°
1
61°
44°
2
60°
44°
3
63°
39°
4
63°
46°
5
66°
45°
6
62°
45°
7
63°
44°
8
65°
41°
9
63°
43°
10
64°
50°
11
69°
46°
12
63°
42°
13
65°
50°
14
74°
51°
15
66°
47°
16
66°
45°
17
67°
51°
18
73°
53°
19
75°
48°
20
74°
45°
21
65°
44°
22
67°
47°
23
68°
46°
24
71°
54°
25
77°
56°
26
77°
54°
27
69°
53°
28
70°
55°
29
70°
52°
30
71°
52°
31
70°
55°
1
78°
56°
2
77°
56°
3
78°
56°
4
79°
57°
5
80°
55°
6
81°
51°
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 39° and 57°. The average high for May is 68° with an average low of 49°. 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.