Average sea water temperature in January:
+59.4°F
| Minimum sea water temperature in January: | 69.8°F |
| Maximum sea water temperature in January: | 49.5°F |
Daily sea water temperature in January, °F
Show year:
2026
2025
2024
The average sea water temperature in January of 2026 was 63.5°F. The highest and lowest sea temperatures during the month were 66.0°F and 61.5°F.
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| Galveston Island |
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| Galveston Island |
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| Galveston Island |
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| Galveston Island |
Monthly sea water temperature in Galveston Island, °F
Which USA resorts have warmest sea in January?
| Place name | January 2026 | January 2025 |
|---|---|---|
| Kailua Kona | 78.7°F | 78.2°F |
| Honolulu | 77.8°F | 77.6°F |
| Hawaii | 77.7°F | 77.5°F |
| Kauai | 77.2°F | 75.0°F |
| Maui | 77.1°F | 76.9°F |
| West Palm Beach | 77.0°F | 75.5°F |
| Fort Lauderdale | 76.4°F | 75.1°F |
| Oahu | 76.4°F | 76.5°F |
| Miami Beach | 74.5°F | 73.1°F |
| Key West | 73.6°F | 70.3°F |
| Islamorada | 73.3°F | 71.3°F |
| Key Largo | 72.2°F | 71.1°F |
| Miami | 71.6°F | 70.7°F |
| South Padre Island | 71.4°F | 66.7°F |
| Everglades | 71.4°F | 68.6°F |
| Marco Island | 69.5°F | 65.2°F |
| Naples | 69.2°F | 64.7°F |
| Sanibel Island | 69.2°F | 63.7°F |
| Cocoa Beach | 68.3°F | 60.9°F |
| Corpus Christi | 67.7°F | 61.6°F |
Best time for vacation in Galveston Island
Galveston Island on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Galveston Island
Local time: 17:54
January 15, thursday
1800
57°F
NW
4 mph
4 mph
2100
55°F
N
13 mph
13 mph
January 16, friday
0000
55°F
N
16 mph
16 mph
0300
57°F
N
16 mph
16 mph
0600
59°F
N
17 mph
17 mph
0900
59°F
N
16 mph
16 mph
1200
61°F
NE
15 mph
15 mph
1500
61°F
N
12 mph
12 mph
