S
M
T
W
T
F
S
26
31°
23°
27
42°
20°
28
50°
13°
29
59°
22°
30
64°
17°
1
79°
32°
2
69°
34°
3
72°
33°
4
43°
31°
5
49°
22°
6
54°
33°
7
64°
37°
8
63°
32°
9
56°
30°
10
66°
44°
11
65°
39°
12
66°
39°
13
62°
37°
14
63°
36°
15
61°
35°
16
61°
37°
17
60°
38°
18
61°
37°
19
64°
41°
20
62°
46°
21
64°
47°
22
63°
48°
23
66°
46°
24
62°
47°
25
69°
48°
26
70°
49°
27
71°
49°
28
70°
48°
29
71°
49°
30
69°
48°
31
67°
49°
1
72°
50°
2
67°
48°
3
61°
44°
4
60°
41°
5
61°
46°
6
63°
46°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Biggar
Biggar's May 2026 forecast shows daily high temperatures ranging from 54° to 72°, with overnight lows between 30° and 50°. The average high for May is 64° 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 Biggar. See also: June | July | August.