August weather forecast
Rehoboth Beach, DE

Share

Weather in August

August continues the summer vibe, with temperatures staying warm, albeit slightly lower than the peak of July. The average high in August is 79.2°F (26.2°C). The month is characterized by a sustained amount of longer daylight and continued sunshine. Rainfall remains moderate, providing peaceful rainy afternoons among many sunny beach days. The persistent summer weather, enjoyed into August, keeps the atmosphere vibrant in Rehoboth Beach.

Temperature

The onset of August in Rehoboth Beach manifests an average high-temperature of a still warm 79.2°F (26.2°C), demonstrating a minor variation from the preceding month. Throughout August, a minimal difference from peak daytime temperatures is noted, marking a steady low-temperature average of 73°F (22.8°C).

Humidity

In Rehoboth Beach, Delaware, the average relative humidity in August is 78%.

Rainfall

In Rehoboth Beach, in August, during 9.1 rainfall days, 0.63" (16mm) of precipitation is typically accumulated. In Rehoboth Beach, Delaware, during the entire year, the rain falls for 89.4 days and collects up to 6.18" (157mm) of precipitation.

Snowfall

April through October are months without snowfall in Rehoboth Beach.

Daylight

In August, the average length of the day in Rehoboth Beach is 13h and 38min.
On the first day of August, sunrise is at 6:02 am and sunset at 8:10 pm. On the last day of the month, sunrise is at 6:29 am and sunset at 7:31 pm EDT.

Sunshine

In August, the average sunshine is 10.7h.

UV index

The months with the highest UV index in Rehoboth Beach are May through August, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health risk from unsafe exposure to UV radiation for average individuals.
Note: The maximum UV index of 6 during August leads to these instructions:
Deflect overexposure. Sun protection is a necessity. During the period from 10 a.m. to 4 p.m., UV radiation is highest. Try to avoid direct sunlight during these hours. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.
Updated: Feb 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Rehoboth Beach in August?

In Rehoboth Beach, in August, the average high-temperature is 79.2°F (26.2°C), and the average low-temperature is 73°F (22.8°C).

What is the average humidity in August in Rehoboth Beach?

The average relative humidity in August in Rehoboth Beach is 78%.

How many days does it rain in August in Rehoboth Beach?

In Rehoboth Beach, during August, the rain falls for 9.1 days and regularly aggregates up to 0.63" (16mm) of precipitation.

When it does not snow in Rehoboth Beach?

In Rehoboth Beach, Delaware, snow does not fall in April through October.

How many hours of daylight does Rehoboth Beach have in August?

In August, the average day length in Rehoboth Beach, Delaware, is 13h and 38min.

What time are sunrise and sunset in August in Rehoboth Beach?

In August, on the first day of the month, sunrise is at 6:02 am and sunset at 8:10 pm. On the last day of the month, sunrise is at 6:29 am and sunset at 7:31 pm EDT.

How many hours of sunshine does Rehoboth Beach have in August?

In Rehoboth Beach, Delaware, the average sunshine duration in August is 10.7h.

What is the month with the highest UV index in Rehoboth Beach?

May through August, with an average maximum UV index of 6, are months with the highest UV index in Rehoboth Beach, Delaware.

What is the UV index reading in August in Rehoboth Beach?

In Rehoboth Beach, the average daily maximum UV index in August is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in August
Rehoboth Beach, DE

Average temperature in August - Rehoboth Beach, DE
  • Average high temperature in August: 79.2°F

The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (41.4°F).

  • Average low temperature in August: 73°F

The month with the highest average low temperature is July (73.6°F).
The coldest month (with the lowest average low temperature) is January (33.1°F).

Average pressure in August
Rehoboth Beach, DE

Average pressure in August - Rehoboth Beach, DE
  • Average pressure in August: 29.98"Hg

The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in August
Rehoboth Beach, DE

Average wind speed in August - Rehoboth Beach, DE
  • Average wind speed in August: 8.8mph

The windiest month (with the highest average wind speed) is January (13mph).
The calmest month (with the lowest average wind speed) is August (8.8mph).

Average humidity in August
Rehoboth Beach, DE

Average humidity in August - Rehoboth Beach, DE
  • Average humidity in August: 78%

The month with the highest relative humidity is May (82%).
The month with the lowest relative humidity is November (73%).

Average rainfall in August
Rehoboth Beach, DE

Average rainfall in August - Rehoboth Beach, DE
  • Average rainfall in August: 0.63"

The wettest month (with the highest rainfall) is October (0.71").
The driest month (with the least rainfall) is September (0.28").

Average rainfall days in August
Rehoboth Beach, DE

Average rainfall days in August - Rehoboth Beach, DE
  • Average rainfall days in August: 9.1 days

The month with the highest number of rainy days is July (10.2 days).
The month with the least rainy days is November (4.9 days).

Average snowfall in August
Rehoboth Beach, DE

Average snowfall in August - Rehoboth Beach, DE
  • Average snowfall in August: 0"

The months with the highest snowfall are January and December (0.12").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in August
Rehoboth Beach, DE

Average snowfall days in August - Rehoboth Beach, DE
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (2.4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in August /
Average sunshine in August
Rehoboth Beach, DE

Average daylight in August / Average sunshine in August - Rehoboth Beach, DE
  • Average daylight in August: 13h and 4min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in August: 10h and 4min

The month with the most sunshine is July (Average sunshine: 11h and 6min).
The month with the least sunshine is February (Average sunshine: 5h and 0min).

Average sunshine days in August
Rehoboth Beach, DE

Average sunshine days in August - Rehoboth Beach, DE
  • Average sunshine days in August: 18.3 days

The month with the most sunshine days is January (23.5 days).
The months with the least sunshine days are June and July (18.2 days).

Average UV index in August
Rehoboth Beach, DE

Average UV index in August - Rehoboth Beach, DE
  • Average UV index in August: 6

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).

Average cloud cover in August
Rehoboth Beach, DE

Average cloud cover in August - Rehoboth Beach, DE
  • Average cloud cover in August: 26

The month with the most cloud cover is February (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 24).

Average visibility in August
Rehoboth Beach, DE

Average visibility in August - Rehoboth Beach, DE
  • Average visibility in August: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

Rehoboth Beach, Delaware, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location