S
M
T
W
T
F
S
26
87°
71°
27
89°
75°
28
92°
75°
29
86°
70°
30
78°
64°
1
69°
55°
2
77°
49°
3
80°
51°
4
83°
61°
5
90°
66°
6
89°
66°
7
72°
62°
8
80°
63°
9
92°
73°
10
90°
64°
11
86°
64°
12
87°
63°
13
90°
62°
14
90°
61°
15
91°
68°
16
91°
69°
17
87°
75°
18
92°
77°
19
92°
65°
20
85°
65°
21
83°
64°
22
88°
64°
23
85°
64°
24
87°
66°
25
87°
68°
26
85°
65°
27
85°
63°
28
90°
63°
29
90°
71°
30
86°
73°
31
88°
70°
1
92°
74°
2
94°
71°
3
89°
71°
4
89°
73°
5
82°
70°
6
92°
72°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in LaCoste
LaCoste'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 LaCoste. See also: June | July | August.