World Resorts USA Galveston Weather

Galveston 7 Days Forecast

13.08
thu
Day
86°F
N 14 mph
Precip.
6%
Night
84°F
N 17 mph
Precip.
11%
14.08
fri
Day
86°F
NW 11 mph
Precip.
7%
Night
84°F
N 16 mph
Precip.
12%
15.08
sat
Day
84°F
NW 7 mph
Precip.
5%
Night
84°F
N 12 mph
Precip.
6%
16.08
sun
Day
84°F
NW 3 mph
Precip.
5%
Night
84°F
N 14 mph
Precip.
5%
17.08
mon
Day
84°F
N 5 mph
Precip.
6%
Night
84°F
N 17 mph
Precip.
7%
18.08
tue
Day
84°F
N 11 mph
Precip.
7%
Night
84°F
N 16 mph
Precip.
7%
19.08
wed
Day
86°F
N 14 mph
Precip.
12%
Night
84°F
N 19 mph
Precip.
7%

Sea water temperature in August, °F

Show year:
2025
2024
2023

The average sea water temperature in August of 2025 was 87.9°F. The highest and lowest sea temperatures during the month were 89.2°F and 86.5°F.

Air temperature in Galveston, °F

Precipitation total in Galveston, in.

* Charts above show average data for the last 3 years.

Best time for vacation in Galveston

Sunniest months:
October 18 days
September 14 days
November 14 days
Warmest months:
August 89.2 °F
July 88.6 °F
June 87.4 °F
Warmest sea temp:
August 87.4 °F
July 86.0 °F
September 84.9 °F
Coldest months:
January 58.6 °F
February 60.6 °F
December 63.4 °F
Rainiest months:
November 3 days
July 3 days
May 3 days
Windiest months:
April 12.3 mph
January 11.5 mph
May 11.2 mph

Galveston on a weather map

Galveston
+81°F
N 17 mph
Feels like: +86°F
Precip.: 8%
Places in USA:
Name
°F
+68°F
+75°F
+77°F
+77°F
+66°F
+77°F
+72°F
+75°F
+72°F
+70°F
+57°F
+66°F
+79°F
+81°F
+72°F
24 Hours Forecast
Galveston
Local time: 03:53
August 13, thursday
0600
81°F
N
17 mph
0900
84°F
N
15 mph
1200
86°F
N
14 mph
1500
86°F
N
15 mph
1800
86°F
N
16 mph
2100
84°F
N
17 mph
August 14, friday
0000
84°F
N
17 mph
0300
84°F
N
16 mph
Units of measurement: °C / °F