S
M
T
W
T
F
S
26
39°
20°
27
48°
18°
28
57°
24°
29
64°
30°
30
73°
34°
1
64°
38°
2
70°
32°
3
64°
43°
4
55°
37°
5
57°
28°
6
66°
33°
7
72°
43°
8
68°
41°
9
68°
44°
10
70°
45°
11
66°
45°
12
70°
39°
13
72°
46°
14
63°
45°
15
63°
36°
16
54°
36°
17
55°
31°
18
66°
30°
19
59°
36°
20
61°
39°
21
68°
33°
22
70°
44°
23
75°
41°
24
66°
41°
25
72°
41°
26
62°
44°
27
72°
47°
28
76°
50°
29
77°
51°
30
61°
46°
31
50°
38°
1
53°
38°
2
63°
40°
3
62°
42°
4
60°
43°
5
58°
42°
6
56°
39°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Swan Hills
Swan Hills's May 2026 forecast shows daily high temperatures ranging from 50° to 77°, with overnight lows between 38° and 51°. The average high for May is 63° with an average low of 43°. 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 Swan Hills. See also: June | July | August.