S
M
T
W
T
F
S
26
84°
73°
27
84°
76°
28
84°
75°
29
84°
75°
30
86°
66°
1
66°
53°
2
75°
50°
3
79°
49°
4
78°
53°
5
80°
71°
6
85°
61°
7
75°
64°
8
75°
68°
9
81°
65°
10
88°
64°
11
84°
53°
12
81°
58°
13
84°
62°
14
83°
66°
15
83°
69°
16
85°
68°
17
84°
66°
18
80°
67°
19
85°
63°
20
81°
66°
21
84°
67°
22
84°
67°
23
82°
66°
24
83°
67°
25
83°
67°
26
84°
66°
27
82°
67°
28
82°
66°
29
83°
65°
30
83°
64°
31
84°
66°
1
83°
65°
2
84°
67°
3
82°
67°
4
81°
68°
5
84°
69°
6
85°
68°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Buna
Buna's May 2026 forecast shows daily high temperatures ranging from 75° to 88°, with overnight lows between 53° and 69°. The average high for May is 83° with an average low of 65°. 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 Buna. See also: June | July | August.