S
M
T
W
T
F
S
26
52°
30°
27
54°
31°
28
54°
34°
29
48°
34°
30
46°
31°
1
51°
41°
2
51°
37°
3
53°
30°
4
59°
39°
5
53°
40°
6
42°
34°
7
48°
33°
8
50°
33°
9
60°
33°
10
59°
41°
11
50°
37°
12
60°
33°
13
64°
39°
14
52°
45°
15
56°
42°
16
57°
40°
17
56°
45°
18
56°
45°
19
55°
42°
20
58°
42°
21
55°
41°
22
55°
41°
23
58°
37°
24
54°
39°
25
62°
41°
26
58°
44°
27
57°
43°
28
56°
42°
29
56°
41°
30
57°
41°
31
61°
40°
1
62°
37°
2
66°
43°
3
71°
45°
4
71°
48°
5
66°
49°
6
67°
49°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Delta Junction
Delta Junction's May 2026 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for May is ° with an average low of °. 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 Delta Junction. See also: June | July | August.