S
M
T
W
T
F
S
26
49°
30°
27
53°
28°
28
61°
33°
29
54°
36°
30
59°
38°
1
54°
45°
2
60°
42°
3
51°
34°
4
59°
34°
5
69°
41°
6
64°
51°
7
56°
41°
8
55°
37°
9
58°
35°
10
63°
46°
11
60°
47°
12
48°
42°
13
60°
41°
14
69°
45°
15
52°
45°
16
74°
45°
17
77°
49°
18
64°
45°
19
66°
47°
20
83°
46°
21
58°
33°
22
59°
36°
23
56°
36°
24
N/A
25
52°
49°
26
58°
45°
27
55°
45°
28
50°
42°
29
53°
40°
30
54°
40°
31
58°
44°
1
59°
43°
2
64°
43°
3
70°
49°
4
71°
49°
5
69°
51°
6
70°
46°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
May Weather in Bayfield
Bayfield's May 2026 forecast shows daily high temperatures ranging from 50° to 71°, with overnight lows between 40° and 51°. The average high for May is 60° with an average low of 45°. 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 Bayfield. See also: June | July | August.