August weather forecast
Clayton, DE

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Weather in August

August continues the trend of high temperatures from July, albeit with a slight dip, signaling the gradual yet impending arrival of fall in Clayton, Delaware. This month sees the second-highest rainfall, a notable variation from the warmer climate. Fluctuations in wind speeds are minor, with average gusts plateauing at 10mph (16.1km/h). A distinct relief from the heat is still far, and the summer sun continues to dominate. While the UV index continues to be high, daylight hours start decreasing, hinting at seasonal changes.

Temperature

The commencement of August introduces an average high-temperature of a still moderately hot 82.4°F (28°C), closely mirroring the preceding month. August's nights in Clayton observe an average temperature of 67.6°F (19.8°C).

Heat index

For most parts of August, the heat index is evaluated at a hot 89.6°F (32°C). Continuous activity in exposure could lead to a feeling of fatigue and heat cramps.
Heat index details are generally centered around shaded locations and a mild breeze. When under direct sunshine, the heat index may be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', gauges the sensation of temperature factoring in the air's moisture content. The impression of weather on a person can be swayed by additional aspects, including metabolic variations, pregnancy, and activity levels. Being under direct sunshine can magnify the heat experience, possibly pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Young ones are generally at greater risk than adults due to their limited sweating ability. In addition, their large skin surface relative to their small bodies and higher heat production from their activities add to their vulnerability.

Humidity

In August, the average relative humidity is 78%.

Rainfall

August is the month with the most rainfall. Rain falls for 16.4 days and accumulates 3.86" (98mm) of precipitation.

Snowfall

In Clayton, Delaware, snow does not fall in May through October.

Daylight

In Clayton, the average length of the day in August is 13h and 40min.
On the first day of August, sunrise is at 6:03 am and sunset at 8:14 pm. On the last day of the month, sunrise is at 6:30 am and sunset at 7:34 pm EDT.

Sunshine

In August, the average sunshine is 10.5h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation for the ordinary person.
Note: A maximum UV index of 6 in August translates into the following recommendations:
Use protective steps and abide by sun safety guidelines. Safeguarding against skin and eye harm is necessary. Stay out of direct sunlight between 10 a.m. and 4 p.m., when UV radiation is most intense, and remember that not all shade structures provide complete protection. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.
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Frequently asked questions

Is it hot in Clayton during August?

In Clayton, 82.4°F (28°C) is the average high-temperature and 67.6°F (19.8°C) is the average low-temperature during August. In August, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which combines air temperature and relative humidity, is evaluated at 89.6°F (32°C).

What is the average humidity in August in Clayton?

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

What is the wettest month in Clayton?

The month with the most rainfall in Clayton is August, when the rain falls for 16.4 days and typically aggregates up to 3.86" (98mm) of precipitation.

How much does it rain in Clayton in August?

In Clayton, Delaware, in August, during 16.4 rainfall days, 3.86" (98mm) of precipitation is typically accumulated.

When it does not snow in Clayton?

In Clayton, snow does not fall in May through October.

What is the average length of the day in August in Clayton?

The average day length in August in Clayton, Delaware, is 13h and 40min.

When is the sunrise / sunset in August in Clayton?

In August, on the first day of the month, sunrise is at 6:03 am and sunset at 8:14 pm. On the last day of the month, in Clayton, Delaware, sunrise is at 6:30 am and sunset at 7:34 pm EDT.

How many hours of sunshine does Clayton have in August?

In Clayton, the average sunshine duration in August is 10.5h.

What is the month with the highest UV index in Clayton?

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

What is the UV index reading in August in Clayton?

The average daily maximum UV index in August in Clayton is 6. A UV Index estimate of 6 to 7 represents a high health risk from exposure to the Sun's 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
Clayton, DE

Average temperature in August - Clayton, DE
  • Average high temperature in August: 82.4°F

The warmest month (with the highest average high temperature) is July (84.4°F).
The month with the lowest average high temperature is January (39.2°F).

  • Average low temperature in August: 67.6°F

The month with the highest average low temperature is July (69.3°F).
The coldest month (with the lowest average low temperature) is January (27.9°F).

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Average pressure in August
Clayton, DE

Average pressure in August - Clayton, 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).

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Average wind speed in August
Clayton, DE

Average wind speed in August - Clayton, DE
  • Average wind speed in August: 6mph

The windiest months (with the highest average wind speed) are February and March (9.5mph).
The calmest month (with the lowest average wind speed) is August (6mph).

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Average humidity in August
Clayton, DE

Average humidity in August - Clayton, DE
  • Average humidity in August: 78%

The month with the highest relative humidity is May (79%).
The month with the lowest relative humidity is April (73%).

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Average rainfall in August
Clayton, DE

Average rainfall in August - Clayton, DE
  • Average rainfall in August: 3.86"

The wettest month (with the highest rainfall) is August (3.86").
The driest month (with the least rainfall) is January (2.13").

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Average rainfall days in August
Clayton, DE

Average rainfall days in August - Clayton, DE
  • Average rainfall days in August: 16.4 days

The month with the highest number of rainy days is July (19 days).
The month with the least rainy days is November (9.3 days).

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Average snowfall in August
Clayton, DE

Average snowfall in August - Clayton, DE
  • Average snowfall in August: 0"

The month with the highest snowfall is March (2.6").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in August
Clayton, DE

Average snowfall days in August - Clayton, DE
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (4.5 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight in August /
Average sunshine in August
Clayton, DE

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

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in August: 10h and 3min

The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 5h and 6min).

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Average sunshine days in August
Clayton, DE

Average sunshine days in August - Clayton, DE
  • Average sunshine days in August: 11.3 days

The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is July (9.5 days).

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Average UV index in August
Clayton, DE

Average UV index in August - Clayton, 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 and December (UV index 2).

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Average cloud cover in August
Clayton, DE

Average cloud cover in August - Clayton, DE
  • Average cloud cover in August: 30

The months with the most cloud cover are February and March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 29).

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Average visibility in August
Clayton, DE

Average visibility in August - Clayton, 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).

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Clayton, Delaware, USA

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