S
M
T
W
T
F
S
26
68°
48°
27
66°
46°
28
61°
52°
29
61°
48°
30
63°
48°
1
61°
52°
2
70°
52°
3
59°
52°
4
61°
50°
5
68°
45°
6
73°
50°
7
73°
52°
8
64°
50°
9
70°
46°
10
72°
48°
11
79°
55°
12
66°
55°
13
72°
55°
14
75°
57°
15
79°
59°
16
79°
59°
17
N/A
18
83°
60°
19
81°
67°
20
74°
61°
21
71°
59°
22
79°
60°
23
72°
55°
24
78°
63°
25
84°
67°
26
87°
64°
27
74°
59°
28
76°
58°
29
75°
59°
30
71°
56°
31
72°
57°
1
71°
56°
2
72°
56°
3
75°
59°
4
75°
62°
5
76°
62°
6
76°
63°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
May Weather in Boryeong
Boryeong's May 2026 forecast shows daily high temperatures ranging from 71° to 87°, with overnight lows between 55° and 67°. The average high for May is 76° with an average low of 60°. 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 Boryeong. See also: June | July | August.