S
M
T
W
T
F
S
26
66°
45°
27
60°
43°
28
54°
36°
29
55°
41°
30
52°
40°
1
53°
35°
2
65°
32°
3
71°
51°
4
67°
45°
5
52°
35°
6
49°
29°
7
60°
34°
8
73°
37°
9
63°
46°
10
65°
35°
11
70°
32°
12
76°
57°
13
73°
46°
14
78°
51°
15
88°
57°
16
81°
52°
17
76°
60°
18
66°
55°
19
55°
44°
20
58°
36°
21
62°
49°
22
65°
47°
23
71°
49°
24
81°
58°
25
84°
61°
26
88°
60°
27
80°
59°
28
80°
57°
29
80°
54°
30
73°
52°
31
74°
53°
1
78°
55°
2
79°
54°
3
78°
56°
4
79°
58°
5
76°
55°
6
75°
61°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Alden
Alden's May 2026 forecast shows daily high temperatures ranging from 71° to 88°, with overnight lows between 49° and 61°. The average high for May is 78° with an average low of 56°. 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 Alden. See also: June | July | August.