Current sea water temperature:
+75.2°F
| Minimum sea water temperature in April: | 78.6°F |
| Maximum sea water temperature in April: | 65.3°F |
| Average sea water temperature in April: | 72.2°F |
| more information | |
14 days
forecast
forecast
| Galveston |
monthly
weather
weather
| Galveston |
Sea water temperature for the last 10 days:
| April 6 | 75.2°F | April 1 | 72.7°F |
| April 5 | 75.2°F | March 31 | 72.1°F |
| April 4 | 74.3°F | March 30 | 71.2°F |
| April 3 | 73.6°F | March 29 | 71.4°F |
| April 2 | 73.2°F | March 28 | 71.8°F |
Monthly sea water temperature, °F
When is the warmest sea in Galveston?
Based on the data about daily sea water temperature for the last three years the warmest sea in Galveston was noticed in August, July and September.
Monthly Sea Temperatures in Galveston, °F
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.
Sea water temperature in July, °F
Show year:
2025
2024
2023
The average sea water temperature in July of 2025 was 86.4°F. The highest and lowest sea temperatures during the month were 88.0°F and 85.1°F.
Sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 85.5°F. The highest and lowest sea temperatures during the month were 87.3°F and 83.8°F.
current
weather
weather
| Galveston |
weather in
April
April
| Galveston |
Best time for vacation in Galveston
Galveston on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Galveston
Local time: 06:20
April 06, monday
0900
59°F
SW
21 mph
21 mph
1200
70°F
SW
16 mph
16 mph
1500
73°F
SW
14 mph
14 mph
1800
70°F
W
12 mph
12 mph
2100
68°F
W
16 mph
16 mph
April 07, tuesday
0000
66°F
W
16 mph
16 mph
0300
64°F
W
15 mph
15 mph
0600
64°F
W
15 mph
15 mph
