Bethany Beach Weather in August

August in Bethany Beach averages 29°C (84°F) during the day and 20°C (68°F) at night. Quite a bit of rainfall is typical this month, with around 124 mm (4.9 in) on average. An umbrella is a good idea.

Rainfall in Bethany Beach in August

Typically, you can expect about 11 days of rain this month, with 124 mm (4.9 in) on average. Rainfall intensity is on the higher side this month. Expect more substantial showers rather than light, passing rain.

Temperature in Bethany Beach in August

August in Bethany Beach brings high temperatures, with highs of 29°C (84°F) and nights around 20°C (68°F). The days can feel warmer than the evenings, so packing for both parts of the day is a good idea. With lows of 20°C (68°F), the nights are warm and generally comfortable.

Average water temperature in August

The water is 22°C (72°F) this month, warm enough that getting in requires no effort at all. Good conditions for swimming, snorkeling, or just floating around.

If you prefer dry days with pleasant temperatures, May typically offers the best circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.