The highest day temperature in July 2026 was 95°F. The lowest night temperature was 69°F. The average values for day and night temperatures during July were 82.6°F и 75.3°F respectivly.

The average sea surface temperature in July 2026 for South Bethany was 76.7°F. The maximum and minimum values were 73.8°F and 79.2°F respectively.

Most of the days in July are cloudy but you can also expect sunny or gloomy days.

Precipitation total in July for South Bethany is 1.8 in. It makes july one of the most rainy months of the year.

The average wind speed in July is 8.2 mph. It makes July the most windless month of the year for South Bethany.

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 South Bethany in July is 8.9 hours.