Discover the average sea. Webthe average surface water temperature in myrtle beach is increasing during may, rising by 7°f, from 69°f to 76°f, over the course of the month. Webbest time to swim in myrtle beach:

Webaverage water temperature in myrtle beach in may is 72. 1°f and therefore suitable for comfortable swimming. The warmest sea in myrtle beach in may is 80. 4°f, and the coldest is 64. 9°f. Average high air temperature in myrtle beach in may is 79°f, and average low. Webaverage water temperature in myrtle beach for may. The water temperature by month. Do you feel like swimming in myrtle beach in the united states (usa)? In recent years, at the beginning of the month, the temperature value here is at around 69°f, and.

The water temperature by month. Do you feel like swimming in myrtle beach in the united states (usa)? In recent years, at the beginning of the month, the temperature value here is at around 69°f, and.