The highest day temperature in July 2026 was 101°F. The lowest night temperature was 73°F. The average values for day and night temperatures during July were 94.6°F и 80.0°F respectivly.

The average sea surface temperature in July 2026 for North Myrtle Beach was 88.5°F. The maximum and minimum values were 87.0°F and 89.6°F respectively.

You can expect various weather conditions during July. Be ready for sunny, cloudy or even gloomy days.

Precipitation total in July for North Myrtle Beach is 1.9 in. It makes july one of the most rainy months of the year.

The average wind speed in July is 9.1 mph. This value is relatively stable throughout the year.

We are using day length and cloud cover information for each day of the month to calculate averages for this chart. Average sunny hours for North Myrtle Beach in July is 7.7 hours.