watertemperature.org logo2

Sea temperatures, water sports and vacation activities near Dewey Beach, United States

Water temperatures throughout the year and general information about Dewey Beach...

Dewey Beach is a surf spot in the United States. The water temperature around Dewey Beach varies dramatically year round. The temperature ranges from 2.7°C (36.9°F) in February up to 23°C (73.4°F) in the month of August, as illustrated below. The average water temperature throughout the year is 13°C (56°F) and the best time for water activities is late summer, since Dewey Beach is located in the northern hemisphere.

Hover over the bars to see temperature for each month in Celsius and Fahrenheit.

What is the current water temperature at Dewey Beach?

The current water temperature in the month of February at Dewey Beach is about:
3°C (37°F)

Are there any other surf spots close by?

Yes, there are a few surf spots in proximity to Dewey Beach. The nearest one is Rehoboth-Main, which is only 1.2km (0.8miles) away from Dewey Beach. Click here for more information on Rehoboth-Main and its current water temperature. Another surfspot near Dewey Beach is Naval Jetty, which is approximately 4.8km (3miles) away.

Are there beautiful beaches near by?

Yes, there are several gorgeous beaches close to Dewey Beach. The nearest one is Dewey Beach, which is 0.4km (0.2miles) away from Dewey Beach. Another good beach near Dewey Beach is Rehoboth Beach, which is roughly 1.6km (1miles) away.

What kind of wetsuit thickness is needed for Dewey Beach?

The water temperature at Dewey Beach is warm, reaching up to 23°C (73°F) in the months of July, August, and September. During this time, in the late summer, a 1mm top or a jumpsuit might be required for most people, but some might even be fine without a wetsuit for surfing, swimming, snorkelling, or scuba diving at Dewey Beach. Nevertheless, during late winter, water temperatures drop down to 3°C (37°F). In this season, a 5-6mm drysuit with booties, hoddie and gloves is required to be able to stay in the water for a significant amount of time, but some might even be ok with a very high-quality 5/6mm wetsuit for very short periods of time . For very chilly conditions and cold mornings/evenings, it might be advisable to have a stack of extra warm clothing and hot drinks.

How is the scuba diving and fishing near Dewey Beach?

Due to comparatively large water temperature changes during the year, diving and fishing conditions alter a lot depending on the season. The temperature ranges from 3 to 8°C (37-46°F) during winter. Pollock, Winter Flounder, and Atlantic Cod love this temperature range. However, the conditions change during July, August, and September when temperatures range from 18 to 23°C (64-73°F). Fish that love this water temperature include: Bigeye Tuna, Blackfin Tuna, King Mackerel, Spotted Seatrout, and White Marlin.

Directions to Dewey Beach: How do I get there?

Please follow the directions in the map below.

Some fun facts about Dewey Beach...

Do you know what the the city Penuelas in Puerto Rico, the city Sindangan in Philippines, and the island City in United States have in common with Dewey Beach? Click on the links to find out...