Myrtle Beach Weather July 2025. The average temperatures are between 73°f and 84°f, drinking water regularly is advisable. Check the temperatures, chance of rain and more in myrtle beach during july.
Check current conditions in myrtle beach, sc with radar, hourly, and more. Weather.com brings you the most accurate monthly weather forecast for myrtle beach, sc with average/record and high/low temperatures, precipitation and more.