World Resorts USA Galveston Island Weather

Galveston Island 14 Days Forecast

09.04
thu
Day
75°F
W 19 mph
Precip.
0%
Night
72°F
NW 24 mph
Precip.
0%
10.04
fri
Day
72°F
W 19 mph
Precip.
100%
Night
72°F
NW 22 mph
Precip.
0%
11.04
sat
Day
70°F
W 20 mph
Precip.
0%
Night
70°F
NW 22 mph
Precip.
0%
12.04
sun
Day
73°F
NW 19 mph
Precip.
84%
Night
73°F
NW 17 mph
Precip.
0%
13.04
mon
Day
73°F
NW 19 mph
Precip.
0%
Night
73°F
NW 19 mph
Precip.
0%
14.04
tue
Day
73°F
NW 19 mph
Precip.
0%
Night
73°F
N 17 mph
Precip.
49%
15.04
wed
Day
75°F
N 13 mph
Precip.
27%
Night
73°F
NW 14 mph
Precip.
0%
16.04
thu
Day
73°F
NW 14 mph
Precip.
23%
Night
73°F
NW 14 mph
Precip.
0%
17.04
fri
Day
75°F
NW 14 mph
Precip.
59%
Night
73°F
NW 16 mph
Precip.
0%
18.04
sat
Day
75°F
NW 16 mph
Precip.
0%
Night
75°F
NW 21 mph
Precip.
0%
19.04
sun
Day
75°F
N 17 mph
Precip.
82%
Night
75°F
NW 17 mph
Precip.
40%
20.04
mon
Day
75°F
NW 16 mph
Precip.
0%
Night
75°F
NW 19 mph
Precip.
0%
21.04
tue
Day
75°F
NW 17 mph
Precip.
43%
Night
75°F
N 18 mph
Precip.
0%
22.04
wed
Day
75°F
N 12 mph
Precip.
0%
Night
75°F
N 14 mph
Precip.
0%

Sea water temperature in April, °F

Show year:
2025
2024
2023

The average sea water temperature in April of 2025 was 74.4°F. The highest and lowest sea temperatures during the month were 79.0°F and 69.4°F.

Air temperature in Galveston Island, °F

Precipitation total in Galveston Island, in.

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

Best time for vacation in Galveston Island

Sunniest months:
October 18 days
September 14 days
November 14 days
Warmest months:
August 89.2 °F
July 88.3 °F
June 87.8 °F
Warmest sea temp:
August 87.5 °F
July 86.1 °F
September 85.1 °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 11.7 mph
January 11.5 mph
May 11.0 mph

Galveston Island on a weather map

Galveston Island
+68°F
NW 19 mph
Feels like: +68°F
Precip.: 0%
Places in USA:
Name
°F
+37°F
+72°F
+72°F
+68°F
+59°F
+70°F
+72°F
+68°F
+34°F
+61°F
+55°F
+66°F
+66°F
+63°F
+50°F
24 Hours Forecast
Galveston Island
Local time: 04:39
April 09, thursday
0600
68°F
W
17 mph
0900
72°F
W
18 mph
1200
75°F
W
19 mph
1500
77°F
W
21 mph
1800
73°F
W
20 mph
2100
72°F
W
22 mph
April 10, friday
0000
72°F
NW
24 mph
0300
72°F
NW
21 mph
Units of measurement: °C / °F