S
M
T
W
T
F
S
26
59°
44°
27
72°
38°
28
63°
43°
29
62°
49°
30
68°
48°
1
66°
42°
2
64°
48°
3
63°
44°
4
74°
47°
5
84°
57°
6
72°
60°
7
69°
52°
8
72°
44°
9
69°
54°
10
83°
48°
11
64°
49°
12
70°
39°
13
78°
55°
14
67°
53°
15
70°
51°
16
83°
49°
17
87°
63°
18
92°
62°
19
96°
68°
20
95°
70°
21
71°
56°
22
65°
54°
23
56°
50°
24
63°
53°
25
75°
59°
26
80°
63°
27
81°
67°
28
82°
56°
29
79°
56°
30
70°
49°
31
76°
55°
1
77°
53°
2
74°
54°
3
72°
54°
4
78°
60°
5
81°
63°
6
80°
62°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Delaware Junction
Delaware Junction's May 2026 forecast shows daily high temperatures ranging from 70° to 81°, with overnight lows between 49° and 63°. The average high for May is 76° 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 Delaware Junction. See also: June | July | August.