The highest day temperature in February 2025 was 59°F. The lowest night temperature was 20°F. The average values for day and night temperatures during February were 41.1°F и 34.5°F respectivly.

The average sea surface temperature in February 2025 for Dewey Beach was 38.0°F. The maximum and minimum values were 35.2°F and 40.6°F respectively.

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

Precipitation total in February for Dewey Beach is 1.1 in. It makes february one of the least rainy months of the year.

The average wind speed in February is 12.5 mph. It makes February one of the most windy 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 February is 5.6 hours.