GALVESTON, TX 77551 Weather Forecast & Current Conditions

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GALVESTON, TX
Current Weather

12:52 AM CDT AUG 19, 2026
Clear
84°F
Feels Like: 94°F
Dewpoint: 77°F
Rel. Hum.: 80%
Visibility: 10 miles
Wind: SSW at 9 mph
Pressure: 30.03 inches
Last 72 hours

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GALVESTON, TX 77551
Weather Forecast

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Snow Depth pages
REST OF TONIGHT
Mostly clear. Near steady temperature in the mid 80s. Southwest winds 10 to 15 mph.
WEDNESDAY
Sunny with highs around 90. Southwest winds 10 to 15 mph.
WEDNESDAY NIGHT
Mostly clear. Humid with lows in the mid 80s. South winds 10 to 15 mph.
THURSDAY
Sunny with highs in the lower 90s. Southwest winds 10 to 15 mph. Heat index values up to 105.
THURSDAY NIGHT
Mostly clear. Humid with lows in the mid 80s. Southwest winds 10 to 15 mph.
FRIDAY
Sunny. Highs in the lower 90s. Heat index values up to 110.
FRIDAY NIGHT
Mostly clear. Lows in the lower 80s. Heat index values up to 105 early.
SATURDAY
Sunny. Highs in the lower 90s. Heat index values up to 110.
SATURDAY NIGHT
Mostly clear. Lows in the lower 80s. Heat index values up to 105 early.
SUNDAY
Sunny. Highs in the lower 90s. Heat index values up to 105.
SUNDAY NIGHT
Mostly clear. Lows in the lower 80s. Heat index values up to 105 early.
MONDAY
Sunny. Highs around 90. Heat index values up to 105.
MONDAY NIGHT
Mostly clear. Lows in the mid 80s.

Visible Weather Satellite
GALVESTON, TX 77551
Infrared Weather Satellite
GALVESTON, TX 77551
NEXRAD Weather Radar
GALVESTON, TX 77551

GALVESTON, TX 3 hourly weather forecast

weather forecast created  8:00 PM EDT  8/18/2026
Wednesday
19 AUG 2026
GALVESTON, TX 77551 weather forecast Day 1, 0 hours 1 AM 84° 94° Clear 1%

0% Thunder
( 10% severe)
SSW   12 80% 77°
Low 82° GALVESTON, TX 77551 weather forecast Day 1, 3 hours 4 AM 84° 94° Clear SSW   12 80% 77°
High 91° GALVESTON, TX 77551 weather forecast Day 1, 6 hours 7 AM 83° 92° Partly Cloudy 1%

0% Thunder
( 18% severe)
SW   10 82% 77°

Partly Cloudy



GALVESTON, TX 77551 weather forecast Day 1, 9 hours 10 AM 88° 100° Partly Cloudy SW   12 70% 77°
GALVESTON, TX 77551 weather forecast Day 1, 12 hours 1 PM 91° 105° Partly Cloudy 0%

0% Thunder
( 18% severe)
SSW   14 64% 77°
GALVESTON, TX 77551 weather forecast Day 1, 15 hours 4 PM 90° 103° Clear S   16 66% 77°
GALVESTON, TX 77551 weather forecast Day 1, 18 hours 7 PM 87° 99° Partly Cloudy 2%

0% Thunder
( 6% severe)
S   15 72% 77°
GALVESTON, TX 77551 weather forecast Day 1, 21 hours 10 PM 85° 96° Partly Cloudy S   14 77% 77°
Thursday
20 AUG 2026
GALVESTON, TX 77551 weather forecast Day 2, 0 hours 1 AM 84° 94° Partly Cloudy 1%

0% Thunder
( 8% severe)
SSW   13 80% 77°
Low 82° GALVESTON, TX 77551 weather forecast Day 2, 3 hours 4 AM 84° 94° Partly Cloudy SSW   13 80% 77°
High 92° GALVESTON, TX 77551 weather forecast Day 2, 6 hours 7 AM 83° 92° Partly Cloudy 2%

0% Thunder
( 15% severe)
SW   12 82% 77°

Partly Cloudy



GALVESTON, TX 77551 weather forecast Day 2, 9 hours 10 AM 88° 100° Partly Cloudy SW   10 70% 77°
GALVESTON, TX 77551 weather forecast Day 2, 12 hours 1 PM 91° 105° Partly Cloudy 0%

0% Thunder
( 17% severe)
SSW   12 64% 77°
GALVESTON, TX 77551 weather forecast Day 2, 15 hours 4 PM 91° 106° Clear S   14 66% 78°
GALVESTON, TX 77551 weather forecast Day 2, 18 hours 7 PM 88° 101° Clear 0%

0% Thunder
( 7% severe)
S   14 72% 78°
GALVESTON, TX 77551 weather forecast Day 2, 21 hours 10 PM 85° 97° Partly Cloudy SSW   13 80% 78°

GALVESTON, TX extended weather forecast

Friday
21 AUG 2026
Saturday
22 AUG 2026
Sunday
23 AUG 2026
Monday
24 AUG 2026
Tuesday
25 AUG 2026
Low 84° Low 82° Low 83° Low 84° Low 83°
High 94° High 94° High 93° High 93° High 94°
GALVESTON, TX 77551 weather forecast Day 3 GALVESTON, TX 77551 weather forecast Day 4 GALVESTON, TX 77551 weather forecast Day 5 GALVESTON, TX 77551 weather forecast Day 6 GALVESTON, TX 77551 weather forecast Day 7
Clear
13% Rain
Partly Cloudy
17% Rain
Clear
17% Rain
Clear
13% Rain
Partly Cloudy
20% Rain
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