S
M
T
W
T
F
S
26
84°
73°
27
86°
77°
28
86°
75°
29
84°
73°
30
90°
68°
1
65°
56°
2
77°
58°
3
78°
64°
4
80°
71°
5
84°
75°
6
84°
65°
7
80°
64°
8
77°
67°
9
79°
66°
10
83°
70°
11
84°
71°
12
86°
69°
13
84°
69°
14
85°
67°
15
84°
71°
16
83°
71°
17
85°
70°
18
85°
71°
19
84°
71°
20
83°
72°
21
82°
71°
22
80°
69°
23
82°
71°
24
83°
72°
25
82°
71°
26
82°
68°
27
84°
67°
28
83°
70°
29
84°
72°
30
85°
70°
31
87°
71°
1
87°
69°
2
88°
70°
3
86°
71°
4
87°
72°
5
89°
74°
6
87°
71°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in La Porte
La Porte's May 2026 forecast shows daily high temperatures ranging from 65° to 89°, with overnight lows between 56° and 75°. The average high for May is 83° with an average low of 69°. 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 La Porte. See also: June | July | August.