The highest day temperature in June 2024 was 88°F. The lowest night temperature was 62°F. The average values for day and night temperatures during June were 76.8°F и 70.0°F respectivly.

The average sea surface temperature in June 2024 for Dewey Beach was 72.5°F. The maximum and minimum values were 66.8°F and 80.6°F respectively.

Most of the days in June are sunny but you can also expect cloudy and gloomy days.

Precipitation total in June for Dewey Beach is 1.2 in. It makes june one of the least rainy months of the year.

The average wind speed in June is 10.2 mph. It makes June one of the most windless months of the year for Dewey Beach.

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 Dewey Beach in June is 9.3 hours.