Current sea water temperature:
+66.6°F
| Minimum sea water temperature in December: | 72.7°F |
| Maximum sea water temperature in December: | 56.8°F |
| Average sea water temperature in December: | 66.0°F |
| more information | |
14 days
forecast
forecast
| Grand Isle |
monthly
weather
weather
| Grand Isle |
Sea water temperature for the last 10 days:
| December 21 | 66.6°F | December 16 | 66.4°F |
| December 20 | 68.4°F | December 15 | 66.0°F |
| December 19 | 68.5°F | December 14 | 63.9°F |
| December 18 | 67.6°F | December 13 | 63.9°F |
| December 17 | 66.9°F | December 12 | 65.7°F |
Monthly sea water temperature, °F
When is the warmest sea in Grand Isle?
Based on the data about daily sea water temperature for the last three years the warmest sea in Grand Isle was noticed in August, July and June.
Monthly Sea Temperatures in Grand Isle, °F
Sea water temperature in August, °F
Show year:
2024
2023
2022
The average sea water temperature in August of 2024 was 89.3°F. The highest and lowest sea temperatures during the month were 91.6°F and 85.1°F.
Sea water temperature in July, °F
Show year:
2024
2023
2022
The average sea water temperature in July of 2024 was 87.7°F. The highest and lowest sea temperatures during the month were 89.6°F and 85.6°F.
Sea water temperature in June, °F
Show year:
2024
2023
2022
The average sea water temperature in June of 2024 was 85.5°F. The highest and lowest sea temperatures during the month were 88.3°F and 82.8°F.
current
weather
weather
| Grand Isle |
weather in
December
December
| Grand Isle |
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: 19:11
December 21, saturday
2100
52°F
SW
15 mph
15 mph
December 22, sunday
0000
50°F
SW
16 mph
16 mph
0300
50°F
SW
15 mph
15 mph
0600
50°F
SW
14 mph
14 mph
0900
50°F
SW
16 mph
16 mph
1200
52°F
SW
14 mph
14 mph
1500
54°F
SW
11 mph
11 mph
1800
54°F
SW
14 mph
14 mph
