S
M
T
W
T
F
S
26
94°
80°
27
91°
81°
28
93°
78°
29
93°
78°
30
93°
78°
1
93°
79°
2
93°
78°
3
94°
78°
4
90°
75°
5
91°
77°
6
92°
76°
7
92°
77°
8
91°
76°
9
90°
77°
10
91°
76°
11
90°
77°
12
91°
76°
13
90°
77°
14
92°
75°
15
92°
76°
16
91°
77°
17
91°
77°
18
90°
76°
19
91°
76°
20
91°
77°
21
92°
76°
22
90°
77°
23
87°
76°
24
90°
77°
25
91°
77°
26
90°
76°
27
90°
78°
28
92°
77°
29
90°
77°
30
91°
76°
31
92°
77°
1
90°
77°
2
92°
76°
3
92°
78°
4
91°
78°
5
90°
76°
6
91°
78°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Bandar Seri Begawan
Bandar Seri Begawan's May 2026 forecast shows daily high temperatures ranging from 87° to 92°, with overnight lows between 75° and 78°. The average high for May is 91° with an average low of 77°. 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 Bandar Seri Begawan. See also: June | July | August.