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!

Returning for 3 Days at Moody Gardens

Galveston Island Wine Festival

Taste over 100 wines, see celebrity demonstrations, and sip wine & spirits with the penguins! August 29-31.
Get Tickets

Eco-Art Kayak Adventure

Artist Boat

Experience pristine Galveston wilderness like never before on an exclusive Eco-Art Kayak Adventure through the Coastal Heritage Preserve. Register Today!

Current Conditions

Skies:
Temperature:
Feels Like:
Humidity:
Wind:

Partly cloudy
84°
93°
73%
SSE 4mph

Pressure:
Visibility:
Rain - Past Hour:
Rain - Today:
Last Update:

30.09"
13.00mi
0.00"
0.12"
08/16/2025 3:47AM

National Weather Service Houston/Galveston TX Forecast

..HIGH RIP CURRENT RISK IN EFFECT THROUGH SATURDAY EVENING...

OVERNIGHT...Partly cloudy. A slight chance of showers and thunderstorms. Near steady temperature in the mid 80s. Southeast winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 20 percent.

SATURDAY...Sunny. A chance of showers and thunderstorms, mainly in the morning. Humid with highs in the lower 90s. South winds 5 to 10 mph. Chance of rain 30 percent. Heat index values up to 108.

SATURDAY NIGHT...Mostly clear. Humid with lows in the lower 80s. Southeast winds 5 to 10 mph, becoming south after midnight. Heat index values up to 106 early.

-day Forecast

Saturday

91°

83°

Rain: 55% / 0.26"

A p.m. t-storm in spots

Sunday

92°

82°

Rain: 55% / 0.05"

An afternoon thunderstorm

Monday

92°

80°

Rain: 25% / 0.00"

Mostly sunny

Tuesday

93°

79°

Rain: 55% / 0.04"

A t-storm around in the p.m.

Wednesday

90°

80°

Rain: 55% / 0.04"

A t-storm around in the p.m.

Thursday

90°

78°

Rain: 5% / 0.00"

Becoming cloudy

Friday

88°

79°

Rain: 55% / 0.01"

An a.m. shower; partly sunny

Saturday

89°

80°

Rain: 64% / 0.10"

Cloudy, a couple of t-storms

Sunday

89°

80°

Rain: 55% / 0.08"

A thunderstorm in spots

National Hurricane Center Tropical Weather Outlook

Tropical Weather Outlook
NWS National Hurricane Center Miami FL
200 AM EDT Sat Aug 16 2025

For the North Atlantic...Caribbean Sea and the Gulf of America:

Active Systems:
The National Hurricane Center is issuing advisories on Hurricane
Erin, located a couple hundred miles northeast of the northern
Leeward Islands.

1. Northwestern Atlantic:
A broad and weak area of low pressure located off the coast of
North Carolina is producing disorganized shower activity. Some
slight development of this system is possible over the next day or
two while it moves little over the warm waters of the Gulf
Stream. By Monday, environmental conditions are expected to become
unfavorable for further development.
* Formation chance through 48 hours...low...10 percent.
* Formation chance through 7 days...low...10 percent.

Forecaster Cangialosi

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°