S
M
T
W
T
F
S
26
55°
39°
27
54°
38°
28
56°
38°
29
56°
39°
30
58°
40°
1
58°
40°
2
57°
42°
3
55°
38°
4
54°
39°
5
54°
40°
6
55°
39°
7
54°
39°
8
56°
40°
9
55°
44°
10
56°
44°
11
56°
43°
12
59°
45°
13
62°
46°
14
62°
46°
15
62°
47°
16
62°
46°
17
63°
47°
18
62°
45°
19
60°
47°
20
59°
46°
21
58°
45°
22
58°
43°
23
59°
46°
24
58°
48°
25
59°
48°
26
59°
46°
27
60°
49°
28
60°
48°
29
61°
49°
30
60°
48°
31
60°
47°
1
63°
50°
2
65°
50°
3
64°
44°
4
62°
44°
5
63°
45°
6
64°
45°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Bishop's Castle
Bishop's Castle's May 2026 forecast shows daily high temperatures ranging from 54° to 65°, with overnight lows between 38° and 50°. The average high for May is 59° with an average low of 44°. 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 Bishop's Castle. See also: June | July | August.