S
M
T
W
T
F
S
26
44°
36°
27
46°
29°
28
46°
29°
29
45°
36°
30
43°
33°
1
46°
35°
2
39°
32°
3
45°
30°
4
43°
28°
5
44°
26°
6
40°
26°
7
41°
29°
8
41°
32°
9
52°
40°
10
54°
38°
11
58°
43°
12
53°
44°
13
59°
42°
14
63°
43°
15
49°
33°
16
51°
33°
17
55°
36°
18
51°
34°
19
54°
36°
20
56°
35°
21
57°
36°
22
55°
36°
23
58°
41°
24
58°
40°
25
54°
40°
26
53°
41°
27
56°
41°
28
59°
42°
29
60°
42°
30
61°
43°
31
58°
44°
1
61°
43°
2
62°
44°
3
62°
45°
4
61°
44°
5
59°
44°
6
63°
45°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Upper Kalskag
Upper Kalskag's May 2026 forecast shows daily high temperatures ranging from 39° to 63°, with overnight lows between 26° and 45°. The average high for May is 54° with an average low of 38°. 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 Upper Kalskag. See also: June | July | August.
