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Port Aransas Jetty South

Water entry at this dive site is accessed via large boulders. Divers should take into account the incoming and outgoing tides. It is important to be aware that fishing activities take place in the adjacent area along the Jetty. The visibility at this site varies depending on the tides and weather conditions, ranging from fair to poor. The sandy ocean floor can be found at a depth of approximately 20 feet, give or take, depending on the tide.

Sea turtles can be encountered at this dive location, and there is also a diverse array of small fish that inhabit the rocks. Additionally, dolphins are often spotted in the boat channel.

Diving at this site offers both fun and challenges. It is crucial to keep in mind that there is a tidal current in the channel. The optimal time for diving is during slack high tide, as this provides the best visibility and dive conditions. Parking is conveniently close to the site, making equipment transportation relatively easy. It is worth noting that the channel serves as the entrance to Corpus Christi Bay, resulting in the possibility of encountering large vessels during your dive.

Recommended for divers of all levels, including beginners, advanced divers, and experts, this captivating dive site is situated near South Jetty, Port Aransas Beach Road, Port Aransas, Nueces County, Texas, 78373, United States.

Diving Conditions Score for Port Aransas Jetty South

6.9
Above Average

Decent conditions, proceed with caution.
The score is based on a calculation of the current weather and sea conditions.

Dive Site Overview for Port Aransas Jetty South

Depth

10m

Visibility

2m

Experience Level

beginner
advanced
expert

Weather Conditions for Port Aransas Jetty South

Wave Height

1.22m

Wind Speed

31.9 m/s

Water Temp

29.8°C

Visibility

15.7km

Cloud Cover

100%

Wave Period

5.4s

Air Temperature

27.8°C

Precipitation

0 mm

Detailed 7-Day Diving Forecast for Port Aransas Jetty South
Alpha

Dive Score Chart for Port Aransas Jetty South

Best time to dive: 6:00 with score 6.747766666666667/10. Water conditions: Waves 1.22m, Wind 31.9 m/s.Best night dive time: 5:00 with score 6.3582/10.

Chart showing hourly dive conditions including wave height, wind speed, water temperature, and visibility throughout the day.

Sunrise at Port Aransas Jetty South: 06:00
Sunset at Port Aransas Jetty South: 18:00

Optimal diving conditions at Port Aransas Jetty South are affected by daylight hours. Sunrise occurs at 06:00 and sunset at 18:00, which impacts visibility and water temperature for scuba diving and snorkeling.

🌞
Best Overall
6:00

Score: 6.7/10
Waves: 1.22m (5.4s), Wind: 31.9 m/s

🌙
Best Night
5:00

Score: 6.4/10
Waves: 1.22m, Wind: 31.4 m/s

Seasonal Analysis for Port Aransas Jetty South
Alpha

Historical patterns and best seasons for diving at Port Aransas Jetty South

The dive score combines all factors to rate overall diving conditions throughout the year. Higher scores indicate better diving conditions.

Monthly Dive Score Analysis - Seasonal Diving Conditions

Higher values indicate better diving conditions

Seasonal DiveScore Chart

This chart displays monthly diveScore data throughout the year, showing seasonal patterns. The data is presented as a bar chart with an overlaid line graph.Dive scores range from 1 to 10, with 10 being optimal conditions.

Higher values indicate better diving conditions

Best Season for Port Aransas Jetty South

Winter

Avg. Score: 8.4/10

Winter offers the best overall diving conditions with calmer seas and better visibility, despite cooler temperatures.

Best Months for Port Aransas Jetty South

January
Score: 8.5
February
Score: 8.4
December
Score: 8.4

Ideal Conditions for Port Aransas Jetty South

Water Temp

Thermometer Emoji

26.6°C / 79.9°F

May

Visibility

Telescope Emoji

12.0m / 39.4ft

October

Wave Height

Wave Emoji

1.9m / 6.2ft

February

Wave Period

Wave Emoji

8.0s

January

Seasonal Insights for Port Aransas Jetty South

Port Aransas Jetty South shows typical northern hemisphere patterns with July being the warmest month (29.1°C) and February the coldest (9.4°C). The calmest conditions typically occur in February with average wave heights of 1.9m and wave periods of 8.0s. The most comfortable wave conditions are in February with a low wave steepness ratio, creating gentler swells. January offers the longest wave periods (8.0s), creating more comfortable and predictable conditions for boat entries and exits. Ocean currents are slowest in January (0.5m/s) and strongest in January (0.5m/s). January is usually the driest month with 0.0mm of precipitation. For beginners, the best time to visit would be during February to April, when ocean conditions are calmer with long-period waves and currents are typically weaker. Experienced divers might enjoy the challenges and potentially better visibility during the shoulder seasons, with moderate currents that can improve marine life encounters.

Scoring Legend:
9-10 (Excellent)
7-8 (Good)
5-6 (Average)
3-4 (Poor)
1-2 (Dangerous)

Last updated: 1 min. ago - Jun 22, 2026

Note: This dive site is not a verified dive site. Please dive with caution. This dive site might have incorrect information by the community.

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