Current sea water temperature:
+68.9°F
| Minimum sea water temperature in January: | 73.6°F |
| Maximum sea water temperature in January: | 53.4°F |
| Average sea water temperature in January: | 61.7°F |
| more information | |
14 days
forecast
forecast
| Port Aransas |
monthly
weather
weather
| Port Aransas |
Sea water temperature for the last 10 days:
| January 10 | 68.9°F | January 5 | 68.4°F |
| January 9 | 68.0°F | January 4 | 66.6°F |
| January 8 | 68.9°F | January 3 | 66.6°F |
| January 7 | 69.3°F | January 2 | 67.8°F |
| January 6 | 66.6°F | January 1 | 69.3°F |
Monthly sea water temperature, °F
When is the warmest sea in Port Aransas?
Based on the data about daily sea water temperature for the last three years the warmest sea in Port Aransas was noticed in August, September and July.
Monthly Sea Temperatures in Port Aransas, °F
Sea water temperature in August, °F
Show year:
2025
2024
2023
The average sea water temperature in August of 2025 was 86.4°F. The highest and lowest sea temperatures during the month were 87.6°F and 84.7°F.
Sea water temperature in September, °F
Show year:
2025
2024
2023
The average sea water temperature in September of 2025 was 85.7°F. The highest and lowest sea temperatures during the month were 87.6°F and 84.2°F.
Sea water temperature in July, °F
Show year:
2025
2024
2023
The average sea water temperature in July of 2025 was 84.5°F. The highest and lowest sea temperatures during the month were 86.2°F and 82.8°F.
current
weather
weather
| Port Aransas |
weather in
January
January
| Port Aransas |
Best time for vacation in Port Aransas
Port Aransas on a weather map
Places in USA:
Name
°F
24 Hours Forecast
Port Aransas
Local time: 04:36
January 10, saturday
0600
64°F
S
21 mph
21 mph
0900
59°F
S
24 mph
24 mph
1200
57°F
S
25 mph
25 mph
1500
61°F
S
23 mph
23 mph
1800
59°F
S
19 mph
19 mph
2100
57°F
S
20 mph
20 mph
January 11, sunday
0000
55°F
S
17 mph
17 mph
0300
54°F
S
19 mph
19 mph
