Galveston Island, Texas Weather (77550)
Warm breezes and year-round temperate seas complement the city’s rich historic districts, award winning restaurants, unique attractions, and bustling shops. Bathers can enjoy the balmy Gulf waters seven months of the year, from April to October Indeed, the Island is almost always temperate, with winter temperatures averaging 54º F and those of summer averaging only 86º F, thanks to the moderating influence of the constant breeze provided by the Gulf of Mexico. You’ll even see some folks donning wet suits for winter surfing!
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Current Conditions
Temperature:
Feels Like:
Humidity:
Wind:
82°
92°
84%
SE 7mph
Visibility:
Rain - Past Hour:
Rain - Today:
Last Update:
10.00mi
0.00"
0.41"
08/05/2025 12:32AM
National Weather Service Houston/Galveston TX Forecast
REST OF TONIGHT...Mostly cloudy. A slight chance of showers and thunderstorms late this evening, then a chance of showers and thunderstorms. Near steady temperature in the lower 80s. Southeast winds around 5 mph. Chance of rain 30 percent.
TUESDAY...Mostly sunny with a chance of showers and thunderstorms. Humid with highs around 90. East winds 5 to 10 mph. Chance of rain 40 percent.
TUESDAY NIGHT...Mostly clear. Humid with lows in the lower 80s. South winds 5 to 10 mph.
WEDNESDAY...Mostly sunny. A chance of showers and thunderstorms in the morning. Humid with highs in the lower 90s. Southeast winds 5 to 10 mph. Chance of rain 40 percent.
-day Forecast
National Hurricane Center Tropical Weather Outlook
Tropical Weather Outlook
NWS National Hurricane Center Miami FL
800 PM EDT Mon Aug 4 2025
For the North Atlantic...Caribbean Sea and the Gulf of America:
Active Systems:
The National Hurricane Center is issuing advisories on Tropical
Storm Dexter, located over the northwestern Atlantic Ocean.
1. Central Tropical Atlantic:
A tropical wave over the far eastern tropical Atlantic is currently
producing minimal shower activity. Environmental conditions are
expected to be conducive for gradual development during the next few
days, and a tropical depression could form by the latter portion of
this week as the system moves generally west-northwestward across
the central tropical Atlantic.
* Formation chance through 48 hours...low...near 0 percent.
* Formation chance through 7 days...medium...50 percent.
2. Off the Southeastern United States:
A broad area of low pressure is forecast to develop in a day or two
several hundred miles off the coast of the southeastern United
States. Some gradual development of this system is possible during
the middle or latter portion of this week as the system moves slowly
westward to northwestward.
* Formation chance through 48 hours...low...near 0 percent.
* Formation chance through 7 days...low...30 percent.
Public Advisories on Tropical Storm Dexter are issued under WMO
header WTNT34 KNHC and under AWIPS header MIATCPAT4.
Forecast/Advisories on Tropical Storm Dexter are issued under WMO
header WTNT24 KNHC and under AWIPS header MIATCMAT4.
Forecaster Pasch
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Samuel B Jewelry
Eco-Art Kayak Adventure
Eco-Art Kayak Adventure
Average Temperatures
| Month | Temp (High/Low) |
|---|---|
| January | 60 / 48° |
| February | 63 / 50° |
| March | 68° / 57° |
| April | 74° / 64° |
| May | 81° / 72° |
| June | 86° / 77° |
| July | 88° / 79° |
| August | 89° / 79° |
| September | 86° / 75° |
| October | 79° / 68° |
| November | 70° / 58° |
| December | 63° / 50° |
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