S
M
T
W
T
F
S
26
96°
72°
27
96°
76°
28
96°
73°
29
101°
69°
30
94°
72°
1
95°
74°
2
92°
76°
3
97°
72°
4
98°
71°
5
100°
70°
6
100°
73°
7
94°
76°
8
100°
72°
9
100°
72°
10
100°
71°
11
101°
74°
12
101°
72°
13
101°
72°
14
101°
73°
15
101°
73°
16
N/A
17
91°
69°
18
87°
69°
19
87°
68°
20
91°
67°
21
91°
71°
22
88°
70°
23
84°
71°
24
87°
71°
25
88°
72°
26
90°
64°
27
91°
64°
28
92°
63°
29
87°
65°
30
84°
64°
31
88°
64°
1
87°
65°
2
87°
65°
3
88°
64°
4
87°
65°
5
87°
65°
6
88°
64°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
*Temporarily Unavailable
May Weather in Sumilao
Sumilao's May 2026 forecast shows daily high temperatures ranging from 84° to 92°, with overnight lows between 63° and 72°. The average high for May is 88° with an average low of 67°. 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 Sumilao. See also: June | July | August.