Learn about unique regional weather. Webtoday's topsail island sea temperature is 25. 5 °c. Sunny with warm air temperatures at topsail.

Webaverage annual water temperature on the coast in topsail beach is 71°f, by the seasons: 23. 2 ° c to 26. 9 ° c. Webget the latest topsail island beach weather updates, including current water temperatures, surf conditions, and live webcams for north topsail beach, surf city, and.