Water Temperature of Galveston Bay in San Leon, TX
Current Water Temperature
Measurement Time: Monday, October 13, 2025, 3:18 AM CDT
Today's Tides
High: October 13, 6:03 AM, 1.77 ft
Low: October 13, 7:13 PM, 0.16 ft
Temperature Locations
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Local Points of Interest
Trinity Bay; East Bay; Dickinson BaySponsored Content
Station Name: Eagle Point, Galveston Bay
Data Source: NOAA Tides and Currents
Elevation Above Sea Level: 0 feet / 0 meters
Sensor Depth: -4.3 feet / -1.3 meters
Nearest Address:
991 5th St
San Leon, TX 77539
Galveston County
GPS Coordinates: 29.480000, -94.918306
Nearby Water Temperatures
Galveston Bay, Galveston, TX (12.3 mi)Galveston Bay, Galveston, TX (12.5 mi)
Trinity Bay, Baytown, TX (13.7 mi)
Port of Galveston, Galveston, TX (13.9 mi)
Bolivar Roads, Galveston, TX (14.4 mi)
San Jacinto River, La Porte, TX (14.5 mi)
Trinity Bay, Anahuac, TX (16.2 mi)
Rollover Pass, Port Bolivar, TX (24.5 mi)
Old River, Wallisville, TX (24.7 mi)
Old River Lake, Cove, TX (25.3 mi)
Trinity River, Wallisville, TX (25.6 mi)
Buffalo Bayou, Houston, TX (26.9 mi)
Lake Charlotte, Wallisville, TX (29.4 mi)
San Luis Pass, Freeport, TX (30.4 mi)
Old River Cutoff, Moss Bluff, TX (30.5 mi)
Weather for San Leon, Texas
Current Weather

Humidity: 69%
Feels Like: 77.3°F
Wind: S 7.8 mph
Wind Gusts: 12.8 mph
Precipitation: 0 in
Cloud Cover: 0%
Visibility: 9 mi
UV Index: 0
Five Day Weather Forecast

Mon
H: 86°F
L: 74°F

Tue
H: 87°F
L: 74°F

Wed
H: 87°F
L: 73°F

Thu
H: 81°F
L: 76°F

Fri
H: 82°F
L: 77°F
Air Quality
Nitrogen Dioxide: 2.65 μg/m3
Sulphur Dioxide: 1.75 μg/m3
Ozone: 126 μg/m3
Astronomical
Sun Transit: 1:05 PM
Sunset: 6:51 PM
Daylight: 11 hrs 31 mins
Moon Transit: 7:07 AM
Moonset: 2:28 PM
Moon Phase: Last Quarter
Moon Illumination: 51.1%
Best Times for Fishing or Hunting
Major Periods
6:37 AM - 9:07 AM6:25 PM - 8:55 PM
Minor Periods
1:58 PM - 3:28 PM12:00 AM - 12:00 AM
Action Rating: 3 out of 5
Air Quality Alert issued October 12 at 2:11PM CDT by NWS Houston/Galveston TX
Non-Weather Emergency Message. Not sent to IPAWS.
Effective: Sun October 12, 2025, 2:11 PM
Expires: Mon October 13, 2025, 6:15 PM
AQAHGX The Texas Commission on Environmental Quality (TCEQ) has issued an Ozone Action Day for the Houston, Galveston, and Brazoria area for Monday, October 13, 2025. Atmospheric conditions are expected to be favorable for producing high levels of ozone pollution in the Houston, Galveston, and surrounding areas on Monday. You can help prevent ozone pollution by sharing a ride, walking, riding a bicycle, taking your lunch to work, avoiding drive through lanes, conserving energy and keeping your vehicle properly tuned. For more information on ozone: Ozone: The Facts www.tceq.texas.gov/airquality/monops/ozonefacts.html EPA AirNow: www.airnow.gov/?city=Houston&state=TX&country=USA Take Care of Texas: www.takecareoftexas.org/conservation-tips/keep-our-air-clean
Weather Forecast
Average Temperature: 78.9°F
Average Humidity: 62%
Wind: 11.4 mph
UV Index: 1.7
Air Quality
Nitrogen Dioxide: 2.81 μg/m3
Sulphur Dioxide: 1.95 μg/m3
Ozone: 133.52 μg/m3
Astronomical
Sun Transit: 1:05 PM
Sunset: 6:51 PM
Daylight: 11 hrs 31 mins
Moon Transit: 7:07 AM
Moonset: 2:28 PM
Moon Phase: Last Quarter
Moon Illumination: 51.1%
Best Times for Fishing or Hunting
Major Periods
6:37 AM - 9:07 AM6:25 PM - 8:55 PM
Minor Periods
1:58 PM - 3:28 PM12:00 AM - 12:00 AM
Action Rating: 3 out of 5
Weather Forecast
Average Temperature: 79.3°F
Average Humidity: 67%
Wind: 8.5 mph
UV Index: 1.7
Air Quality
Nitrogen Dioxide: 6.02 μg/m3
Sulphur Dioxide: 3.51 μg/m3
Ozone: 142.12 μg/m3
Astronomical
Sun Transit: 1:05 PM
Sunset: 6:50 PM
Daylight: 11 hrs 30 mins
Moon Transit: 8:04 AM
Moonset: 3:12 PM
Moon Phase: Last Quarter
Moon Illumination: 39.8%
Best Times for Fishing or Hunting
Major Periods
7:34 AM - 10:04 AM7:19 PM - 9:49 PM
Minor Periods
2:42 PM - 4:12 PM12:19 AM - 1:49 AM
Action Rating: 4 out of 5
Weather Forecast
Average Temperature: 79°F
Average Humidity: 64%
Wind: 10.3 mph
UV Index: 1.6
Air Quality
Nitrogen Dioxide: 7.39 μg/m3
Sulphur Dioxide: 3.68 μg/m3
Ozone: 152.6 μg/m3
Astronomical
Sun Transit: 1:05 PM
Sunset: 6:49 PM
Daylight: 11 hrs 28 mins
Moon Transit: 8:55 AM
Moonset: 3:50 PM
Moon Phase: Last Quarter
Moon Illumination: 29.1%
Best Times for Fishing or Hunting
Major Periods
8:25 AM - 10:55 AM8:08 PM - 10:38 PM
Minor Periods
3:20 PM - 4:50 PM1:23 AM - 2:53 AM
Action Rating: 2 out of 5
Weather Forecast
Average Temperature: 78.3°F
Average Humidity: 63%
Wind: 11.9 mph
UV Index: 1.5
Air Quality
Nitrogen Dioxide: 3.73 μg/m3
Sulphur Dioxide: 2.75 μg/m3
Ozone: 142.92 μg/m3
Astronomical
Sun Transit: 1:05 PM
Sunset: 6:48 PM
Daylight: 11 hrs 26 mins
Moon Transit: 9:42 AM
Moonset: 4:22 PM
Moon Phase: Last Quarter
Moon Illumination: 19.4%
Best Times for Fishing or Hunting
Major Periods
8:53 PM - 11:23 PM9:12 AM - 11:42 AM
Minor Periods
3:52 PM - 5:22 PM2:25 AM - 3:55 AM
Action Rating: 2 out of 5
Weather Forecast
Average Temperature: 78.9°F
Average Humidity: 68%
Wind: 11.2 mph
UV Index: 0
Air Quality
Nitrogen Dioxide: 0 μg/m3
Sulphur Dioxide: 0 μg/m3
Ozone: 0 μg/m3
Astronomical
Sun Transit: 1:04 PM
Sunset: 6:47 PM
Daylight: 11 hrs 25 mins
Moon Transit: 10:25 AM
Moonset: 4:51 PM
Moon Phase: Waning Crescent
Moon Illumination: 11.3%
Best Times for Fishing or Hunting
Major Periods
12:00 AM - 12:00 AM9:55 AM - 12:25 AM
Minor Periods
4:21 PM - 5:51 PM3:23 AM - 4:53 AM
Action Rating: 2 out of 5