Water Temperature of Port of Galveston in Galveston, TX
Current Water Temperature
Measurement Time: Sunday, April 20, 2025, 5:06 PM CDT
Today's Tides
Low: April 20, 3:31 AM, 0.10 ft
High: April 20, 2:03 PM, 1.54 ft
Temperature Locations
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Local Points of Interest
Pelican Island; Galveston Channel; Texas City Channel; Bolivar Roads; Campbell Bayou; Galveston Bay; Gulf of MexicoSponsored Content
Station Name: Galveston Pier 21
Data Source: NOAA Tides and Currents
Elevation Above Sea Level: 52 feet / 16 meters
Sensor Depth: -10.6 feet / -3.2 meters
Nearest Address:
2002 Wharf Rd
Galveston, TX 77550
Galveston County
GPS Coordinates: 29.310000, -94.793306
Nearby Water Temperatures
Galveston Bay, Galveston, TX (2.3 mi)Bolivar Roads, Galveston, TX (5.3 mi)
Galveston Bay, Galveston, TX (6.3 mi)
Galveston Bay, San Leon, TX (13.9 mi)
Rollover Pass, Port Bolivar, TX (22.0 mi)
Trinity Bay, Anahuac, TX (24.4 mi)
Trinity Bay, Baytown, TX (25.2 mi)
San Luis Pass, Freeport, TX (25.8 mi)
San Jacinto River, La Porte, TX (28.1 mi)
Galveston Bay, High Island, TX (31.2 mi)
Old River, Wallisville, TX (34.3 mi)
Trinity River, Wallisville, TX (34.9 mi)
Old River Lake, Cove, TX (36.0 mi)
Lake Charlotte, Wallisville, TX (38.8 mi)
Gulf of Mexico, Surfside Beach, TX (39.8 mi)
Weather for Galveston, Texas
Current Weather

Humidity: 85%
Feels Like: 82.5°F
Wind: S 15 mph
Wind Gusts: 21.8 mph
Precipitation: 0 in
Cloud Cover: 100%
Visibility: 9 mi
UV Index: 2.3
Five Day Weather Forecast

Sun
H: 83°F
L: 71°F

Mon
H: 81°F
L: 72°F

Tue
H: 84°F
L: 72°F

Wed
H: 81°F
L: 71°F

Thu
H: 82°F
L: 73°F
Air Quality
Nitrogen Dioxide: 19.8 μg/m3
Sulphur Dioxide: 3.52 μg/m3
Ozone: 68 μg/m3
Astronomical
Sun Transit: 1:18 PM
Sunset: 7:49 PM
Daylight: 13 hrs 1 mins
Moon Transit: 7:10 AM
Moonset: 12:20 AM
Moon Phase: Last Quarter
Moon Illumination: 37.8%
Best Times for Fishing or Hunting
Major Periods
6:40 AM - 9:10 AM6:27 PM - 8:57 PM
Minor Periods
11:50 AM - 1:20 PM1:36 AM - 3:06 AM
Action Rating: 3 out of 5
Rip Current Statement issued April 20 at 9:41AM CDT until April 20 at 8:00PM CDT by NWS Houston/Galveston TX
Effective: Sun April 20, 2025, 9:41 AM
Expires: Sun April 20, 2025, 5:45 PM
* WHAT...Dangerous rip currents. * WHERE...Gulf-facing beaches, including the Matagorda Peninsula, Brazoria County beaches, Galveston Island and the Bolivar Peninsula. * WHEN...Until 8 PM CDT this evening. * IMPACTS...Rip currents can sweep even the best swimmers away from shore into deeper water.
Swim near a lifeguard and away from rocks, jetties, and piers. If caught in a rip current, relax and float. Don't swim against the current. If able, swim in a direction following the shoreline. If unable to escape, face the shore and call or wave for help.
Rip Current Statement issued April 20 at 9:41AM CDT until April 20 at 8:00PM CDT by NWS Houston/Galveston TX
Effective: Sun April 20, 2025, 9:41 AM
Expires: Sun April 20, 2025, 5:45 PM
* WHAT...Dangerous rip currents. * WHERE...Gulf-facing beaches, including the Matagorda Peninsula, Brazoria County beaches, Galveston Island and the Bolivar Peninsula. * WHEN...Until 8 PM CDT this evening. * IMPACTS...Rip currents can sweep even the best swimmers away from shore into deeper water.
Swim near a lifeguard and away from rocks, jetties, and piers. If caught in a rip current, relax and float. Don't swim against the current. If able, swim in a direction following the shoreline. If unable to escape, face the shore and call or wave for help.
Weather Forecast
Average Temperature: 76.3°F
Average Humidity: 84%
Wind: 19.5 mph
UV Index: 2
Air Quality
Nitrogen Dioxide: 9.41 μg/m3
Sulphur Dioxide: 2.93 μg/m3
Ozone: 93 μg/m3
Astronomical
Sun Transit: 1:18 PM
Sunset: 7:49 PM
Daylight: 13 hrs 1 mins
Moon Transit: 7:10 AM
Moonset: 12:20 AM
Moon Phase: Last Quarter
Moon Illumination: 37.8%
Best Times for Fishing or Hunting
Major Periods
6:40 AM - 9:10 AM6:27 PM - 8:57 PM
Minor Periods
11:50 AM - 1:20 PM1:36 AM - 3:06 AM
Action Rating: 3 out of 5
Weather Forecast
Average Temperature: 75°F
Average Humidity: 89%
Wind: 10.5 mph
UV Index: 2.2
Air Quality
Nitrogen Dioxide: 21.6 μg/m3
Sulphur Dioxide: 6.53 μg/m3
Ozone: 76.64 μg/m3
Astronomical
Sun Transit: 1:17 PM
Sunset: 7:50 PM
Daylight: 13 hrs 3 mins
Moon Transit: 8:03 AM
Moonset: 1:23 PM
Moon Phase: Last Quarter
Moon Illumination: 27.2%
Best Times for Fishing or Hunting
Major Periods
7:33 AM - 10:03 AM7:19 PM - 9:49 PM
Minor Periods
12:53 AM - 2:23 PM2:19 AM - 3:49 AM
Action Rating: 2 out of 5
Weather Forecast
Average Temperature: 75.9°F
Average Humidity: 86%
Wind: 13.6 mph
UV Index: 2.4
Air Quality
Nitrogen Dioxide: 24.01 μg/m3
Sulphur Dioxide: 4.65 μg/m3
Ozone: 68.6 μg/m3
Astronomical
Sun Transit: 1:17 PM
Sunset: 7:50 PM
Daylight: 13 hrs 5 mins
Moon Transit: 8:54 AM
Moonset: 2:28 PM
Moon Phase: Last Quarter
Moon Illumination: 17.8%
Best Times for Fishing or Hunting
Major Periods
8:24 AM - 10:54 AM8:09 PM - 10:39 PM
Minor Periods
1:58 PM - 3:28 PM2:57 AM - 4:27 AM
Action Rating: 3 out of 5
Weather Forecast
Average Temperature: 74°F
Average Humidity: 88%
Wind: 15.9 mph
UV Index: 1.5
Air Quality
Nitrogen Dioxide: 18.25 μg/m3
Sulphur Dioxide: 3.6 μg/m3
Ozone: 82.12 μg/m3
Astronomical
Sun Transit: 1:17 PM
Sunset: 7:51 PM
Daylight: 13 hrs 6 mins
Moon Transit: 9:43 AM
Moonset: 3:33 PM
Moon Phase: Waning Crescent
Moon Illumination: 10.0%
Best Times for Fishing or Hunting
Major Periods
8:58 PM - 11:28 PM9:13 AM - 11:43 AM
Minor Periods
3:03 PM - 4:33 PM3:32 AM - 5:02 AM
Action Rating: 2 out of 5
Weather Forecast
Average Temperature: 76°F
Average Humidity: 85%
Wind: 17 mph
UV Index: 0
Air Quality
Nitrogen Dioxide: 19.31 μg/m3
Sulphur Dioxide: 3.36 μg/m3
Ozone: 77.46 μg/m3
Astronomical
Sun Transit: 1:17 PM
Sunset: 7:51 PM
Daylight: 13 hrs 8 mins
Moon Transit: 10:32 AM
Moonset: 4:39 PM
Moon Phase: Waning Crescent
Moon Illumination: 4.3%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM10:02 AM - 12:32 AM
Minor Periods
4:09 PM - 5:39 PM4:06 AM - 5:36 AM
Action Rating: 2 out of 5