S
M
T
W
T
F
S
26
57°
36°
27
66°
40°
28
66°
47°
29
59°
47°
30
60°
44°
1
63°
45°
2
56°
40°
3
57°
41°
4
61°
41°
5
63°
44°
6
62°
56°
7
65°
48°
8
63°
43°
9
64°
41°
10
63°
41°
11
63°
42°
12
64°
44°
13
64°
44°
14
63°
45°
15
64°
43°
16
64°
43°
17
65°
44°
18
65°
45°
19
66°
44°
20
65°
46°
21
67°
45°
22
68°
47°
23
69°
54°
24
73°
54°
25
72°
51°
26
68°
48°
27
69°
48°
28
70°
53°
29
70°
55°
30
69°
56°
31
70°
56°
1
71°
57°
2
73°
57°
3
71°
56°
4
76°
56°
5
78°
50°
6
76°
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 56° to 78°, with overnight lows between 36° and 57°. The average high for May is 66° with an average low of 47°. 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.