S
M
T
W
T
F
S
26
91°
73°
27
90°
73°
28
91°
76°
29
92°
78°
30
91°
79°
1
92°
77°
2
93°
78°
3
91°
79°
4
94°
79°
5
92°
76°
6
91°
80°
7
92°
78°
8
92°
78°
9
93°
79°
10
93°
77°
11
92°
80°
12
91°
78°
13
90°
77°
14
90°
77°
15
91°
77°
16
92°
77°
17
96°
80°
18
92°
79°
19
92°
78°
20
93°
76°
21
94°
78°
22
93°
80°
23
94°
80°
24
93°
79°
25
92°
80°
26
92°
79°
27
94°
81°
28
93°
80°
29
94°
80°
30
96°
81°
31
92°
80°
1
93°
78°
2
92°
79°
3
91°
79°
4
89°
77°
5
89°
74°
6
87°
74°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Bacnotan
Bacnotan's May 2026 forecast shows daily high temperatures ranging from ° to °, with overnight lows between ° and °. The average high for May is ° with an average low of °. 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 Bacnotan. See also: June | July | August.