S
M
T
W
T
F
S
26
43°
25°
27
45°
22°
28
32°
27°
29
30°
21°
30
41°
14°
1
44°
15°
2
51°
23°
3
49°
32°
4
33°
23°
5
29°
23°
6
32°
24°
7
37°
25°
8
36°
29°
9
34°
27°
10
42°
22°
11
53°
31°
12
56°
29°
13
48°
31°
14
52°
30°
15
51°
29°
16
54°
37°
17
50°
32°
18
48°
29°
19
65°
39°
20
66°
40°
21
60°
25°
22
62°
37°
23
63°
38°
24
63°
37°
25
57°
35°
26
65°
40°
27
66°
42°
28
66°
41°
29
65°
41°
30
62°
40°
31
61°
38°
1
55°
37°
2
54°
33°
3
58°
34°
4
55°
33°
5
55°
38°
6
57°
37°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Shamattawa
Shamattawa's May 2026 forecast shows daily high temperatures ranging from 34° to 66°, with overnight lows between 22° and 42°. The average high for May is 56° with an average low of 34°. 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 Shamattawa. See also: June | July | August.