S
M
T
W
T
F
S
26
64°
45°
27
66°
48°
28
54°
43°
29
66°
39°
30
72°
43°
1
59°
48°
2
61°
46°
3
61°
48°
4
59°
50°
5
59°
48°
6
57°
45°
7
57°
43°
8
64°
46°
9
66°
43°
10
55°
39°
11
54°
39°
12
57°
41°
13
57°
43°
14
52°
43°
15
55°
41°
16
54°
43°
17
55°
44°
18
55°
49°
19
60°
50°
20
60°
51°
21
67°
53°
22
72°
55°
23
70°
53°
24
69°
54°
25
69°
53°
26
68°
52°
27
67°
51°
28
67°
51°
29
65°
50°
30
61°
47°
31
62°
48°
1
61°
46°
2
61°
46°
3
62°
50°
4
63°
51°
5
65°
52°
6
67°
52°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Chew Magna
Chew Magna's May 2026 forecast shows daily high temperatures ranging from 55° to 72°, with overnight lows between 44° and 55°. The average high for May is 64° with an average low of 50°. 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 Chew Magna. See also: June | July | August.