World Resorts USA Galveston Island Weather

Galveston Island Sea Temperature in January

Average sea water temperature in January:
+59.3°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 60.5°F. The highest and lowest sea temperatures during the month were 66.0°F and 53.8°F.

Monthly sea water temperature in Galveston Island, °F

Which USA resorts have warmest sea in January?

Place name January 2026 January 2025
Honolulu 77.2°F 77.6°F
Hawaii 77.2°F 77.5°F
Maui 77.0°F 76.9°F
Kauai 77.0°F 75.0°F
West Palm Beach 76.6°F 75.5°F
Oahu 76.1°F 76.5°F
Fort Lauderdale 75.9°F 75.1°F
Miami Beach 74.0°F 73.1°F
Key West 72.5°F 70.3°F
Miami 71.2°F 70.7°F
Port St. Lucie 70.1°F 67.1°F
Naples 67.7°F 64.7°F
Cape Coral 67.3°F 64.3°F
Cocoa Beach 66.9°F 60.9°F
Siesta Key 65.0°F 61.5°F
Sarasota 65.0°F 61.2°F
Orlando 64.8°F 59.8°F
Tampa 64.3°F 60.4°F
Daytona Beach 64.1°F 59.7°F
Corpus Christi 63.9°F 61.6°F

Best time for vacation in Galveston Island

Sunniest months:
October 18 days
August 15 days
September 14 days
Warmest months:
August 89.4 °F
July 88.6 °F
June 87.4 °F
Warmest sea temp:
August 87.5 °F
July 86.2 °F
September 85.4 °F
Coldest months:
January 58.6 °F
February 60.6 °F
December 63.4 °F
Rainiest months:
November 3 days
July 3 days
May 3 days
Windiest months:
April 12.3 mph
January 11.5 mph
May 11.3 mph

Galveston Island on a weather map

Galveston Island
+86°F
N 13 mph
Feels like: +97°F
Precip.: 6%
Places in USA:
Name
°F
+57°F
+57°F
+79°F
+81°F
+70°F
+81°F
+64°F
+59°F
+70°F
+59°F
+70°F
+77°F
+84°F
+59°F
24 Hours Forecast
Galveston Island
Local time: 01:03
September 23, wednesday
0300
86°F
NW
6 mph
0600
84°F
SW
2 mph
0900
84°F
SW
9 mph
1200
84°F
SW
12 mph
1500
86°F
W
9 mph
1800
86°F
NW
7 mph
2100
86°F
N
8 mph
September 24, thursday
0000
86°F
NE
2 mph
Units of measurement: °C / °F