S
M
T
W
T
F
S
26
97°
78°
27
98°
79°
28
95°
76°
29
95°
77°
30
93°
75°
1
92°
76°
2
93°
77°
3
94°
77°
4
95°
76°
5
95°
76°
6
94°
77°
7
94°
77°
8
95°
76°
9
92°
77°
10
92°
77°
11
93°
76°
12
94°
77°
13
95°
76°
14
94°
77°
15
93°
77°
16
92°
76°
17
92°
77°
18
93°
77°
19
92°
78°
20
92°
78°
21
93°
77°
22
93°
78°
23
94°
78°
24
95°
77°
25
92°
77°
26
93°
76°
27
94°
78°
28
94°
76°
29
94°
76°
30
93°
74°
31
93°
75°
1
94°
75°
2
95°
76°
3
93°
76°
4
93°
77°
5
94°
76°
6
92°
76°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Gapan City
Gapan City's May 2026 forecast shows daily high temperatures ranging from 92° to 98°, with overnight lows between 74° and 79°. The average high for May is 94° 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 Gapan City. See also: June | July | August.