Average sea water temperature in January:
+62.3°F
| Minimum sea water temperature in January: | 73.2°F |
| Maximum sea water temperature in January: | 54.7°F |
Daily sea water temperature in January, °F
Show year:
2026
2025
2024
The average sea water temperature in January of 2026 was 64.8°F. The highest and lowest sea temperatures during the month were 70.5°F and 58.1°F.
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| Grand Isle |
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| Grand Isle |
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| Grand Isle |
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| Grand Isle |
Monthly sea water temperature in Grand Isle, °F
Which USA resorts have warmest sea in January?
| Place name | January 2026 | January 2025 |
|---|---|---|
| Kailua Kona | 78.3°F | 78.2°F |
| Honolulu | 77.2°F | 77.6°F |
| Hawaii | 77.2°F | 77.5°F |
| Princeville | 77.0°F | 75.2°F |
| Maui | 77.0°F | 76.9°F |
| Kauai | 77.0°F | 75.0°F |
| Oahu | 76.1°F | 76.5°F |
| Fort Lauderdale | 75.9°F | 75.1°F |
| Miami Beach | 74.0°F | 73.1°F |
| Miami | 71.2°F | 70.7°F |
| Naples | 67.7°F | 64.7°F |
| Sarasota | 65.0°F | 61.2°F |
| Orlando | 64.8°F | 59.8°F |
| Tampa | 64.3°F | 60.4°F |
| Destin | 62.8°F | 61.4°F |
| Irvine | 61.6°F | 57.8°F |
| Long Beach (CA) | 61.5°F | 57.4°F |
| San Diego | 61.5°F | 56.0°F |
| Los Angeles | 61.5°F | 57.3°F |
| Panama City Beach | 61.4°F | 59.8°F |
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: 04:03
July 03, friday
0600
84°F
W
2 mph
2 mph
0900
84°F
W
6 mph
6 mph
1200
84°F
NW
7 mph
7 mph
1500
86°F
NW
11 mph
11 mph
1800
84°F
NW
11 mph
11 mph
2100
84°F
N
7 mph
7 mph
July 04, saturday
0000
84°F
N
5 mph
5 mph
0300
82°F
N
4 mph
4 mph
