S
M
T
W
T
F
S
26
65°
41°
27
73°
36°
28
68°
39°
29
67°
48°
30
60°
46°
1
65°
35°
2
58°
43°
3
60°
34°
4
73°
36°
5
85°
47°
6
70°
52°
7
64°
42°
8
62°
42°
9
57°
44°
10
70°
44°
11
63°
44°
12
67°
34°
13
68°
44°
14
64°
49°
15
66°
49°
16
81°
43°
17
90°
58°
18
92°
58°
19
97°
64°
20
89°
55°
21
63°
43°
22
71°
49°
23
58°
50°
24
58°
53°
25
68°
54°
26
77°
54°
27
79°
54°
28
77°
53°
29
76°
56°
30
76°
55°
31
75°
56°
1
78°
57°
2
79°
61°
3
79°
58°
4
80°
57°
5
81°
59°
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 58° to 89°, with overnight lows between 43° and 61°. The average high for May is 75° with an average low of 55°. 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.