13.05
mon
mon
Day
81°F
N 19 mph
Precip.
63%
63%
Night
79°F
N 19 mph
Precip.
0%
0%
14.05
tue
tue
Day
82°F
NE 14 mph
Precip.
0%
0%
Night
79°F
E 9 mph
Precip.
0%
0%
15.05
wed
wed
Day
81°F
W 2 mph
Precip.
0%
0%
Night
81°F
N 9 mph
Precip.
0%
0%
16.05
thu
thu
Day
75°F
SW 16 mph
Precip.
100%
100%
Night
79°F
NW 21 mph
Precip.
0%
0%
17.05
fri
fri
Day
82°F
N 14 mph
Precip.
100%
100%
Night
79°F
N 12 mph
Precip.
58%
58%
18.05
sat
sat
Day
81°F
NW 12 mph
Precip.
0%
0%
Night
81°F
N 12 mph
Precip.
43%
43%
19.05
sun
sun
Day
82°F
N 15 mph
Precip.
49%
49%
Night
81°F
NE 12 mph
Precip.
59%
59%
20.05
mon
mon
Day
82°F
N 9 mph
Precip.
0%
0%
Night
79°F
NE 11 mph
Precip.
0%
0%
21.05
tue
tue
Day
82°F
N 11 mph
Precip.
0%
0%
Night
81°F
NE 12 mph
Precip.
0%
0%
22.05
wed
wed
Day
82°F
NE 12 mph
Precip.
0%
0%
Night
81°F
E 11 mph
Precip.
0%
0%
23.05
thu
thu
Day
81°F
W 11 mph
Precip.
100%
100%
Night
79°F
NW 4 mph
Precip.
0%
0%
24.05
fri
fri
Day
79°F
NW 11 mph
Precip.
0%
0%
Night
79°F
N 11 mph
Precip.
0%
0%
25.05
sat
sat
Day
81°F
NW 14 mph
Precip.
0%
0%
Night
79°F
N 14 mph
Precip.
0%
0%
26.05
sun
sun
Day
81°F
N 12 mph
Precip.
0%
0%
Night
79°F
N 12 mph
Precip.
0%
0%
sea water
temperature
temperature
Grand Isle |
monthly
weather
weather
Grand Isle |
current
weather
weather
Grand Isle |
7 days
forecast
forecast
Grand Isle |
Sea water temperature in May, °F
Show year:
2023
2022
2021
The average sea water temperature in May of 2023 was 80.4°F. The highest and lowest sea temperatures during the month were 84.9°F and 73.2°F.
Air temperature in Grand Isle, °F
Precipitation total in Grand Isle, in.
* Charts above show average data for the last 3 years.
Best time for vacation in Grand Isle
Grand Isle on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Grand Isle
Local time: 04:16
May 13, monday
0600
79°F
N
18 mph
18 mph
0900
81°F
N
18 mph
18 mph
1200
81°F
N
19 mph
19 mph
1500
81°F
N
16 mph
16 mph
1800
81°F
N
21 mph
21 mph
2100
79°F
N
21 mph
21 mph
May 14, tuesday
0000
79°F
N
19 mph
19 mph
0300
77°F
NE
23 mph
23 mph