August weather forecast
Ewell, MD

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Weather in August

The last month of the summer, August, is also a moderately hot month in Ewell, Maryland, with temperature in the range of an average high of 81.9°F (27.7°C) and an average low of 74.1°F (23.4°C).

Temperature

The transition from July to August sees average high-temperatures adjusting to a still warm 81.9°F (27.7°C), from a not significantly different 82.9°F (28.3°C). Ewell, in the month of August, notes an average low temperature of 74.1°F (23.4°C), indicating a small decrease from the daytime highs.

Heat index

August's heat index is calculated to be a tropical 87.8°F (31°C). If activity and exposure persist, they could induce fatigue, leading to possible heat cramps.
Take into consideration that the heat index values are calculated for shade and light wind conditions. A rise in the heat index by 15 Fahrenheit (8 Celsius) degrees may result from direct sunlight exposure.
Note: The heat index, also known as 'apparent temperature' or 'real feel', is the outcome of merging air's temperature and its humidity metrics. A person's impression of weather can be shaped by several aspects, among them metabolic variations, pregnancy, and levels of physical activity. Should you be directly under the sun, anticipate a possible increase in the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Young ones generally face higher dangers than adults since they sweat less. Along with their large skin surface area compared totheir small bodies and increased heat production from their activities, the risks are heightened.

Humidity

In August, the average relative humidity is 75%.

Rainfall

The month with the most rainfall is August, when the rain falls for 17.4 days and typically aggregates up to 4.17" (106mm) of precipitation.

Snowfall

April through November are months without snowfall.

Daylight

In Ewell, Maryland, the average length of the day in August is 13h and 35min.
On the first day of the month, sunrise is at 6:07 am and sunset at 8:13 pm. On the last day of August, in Ewell, sunrise is at 6:33 am and sunset at 7:34 pm EDT.

Sunshine

In August, the average sunshine is 10.5h.

UV index

August is the month with the highest UV index in Ewell, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation for average individuals.
Note: An average maximum UV index of 7 in August leads to these recommendations:
Prevent overexposure. Protection from the sun's harmful effects is needed. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is at its strongest, and remember that parasols or canopies do not offer full protection. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.
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Frequently asked questions

What is the temperature in August in Ewell?

The high-temperature in Ewell, Maryland, during August is 81.9°F (27.7°C) and the low-temperature is 74.1°F (23.4°C). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, in August is calculated to be 87.8°F (31°C).

What is the average humidity in August in Ewell?

In August, the average relative humidity is 75%.

What is the rainiest month in Ewell?

The month with the most rainfall in Ewell, Maryland, is August, when the rain falls for 17.4 days and typically aggregates up to 4.17" (106mm) of precipitation.

How many days does it rain in August in Ewell?

In August, in Ewell, the rain falls for 17.4 days. Throughout August, 4.17" (106mm) of precipitation is accumulated.

When it does not snow in Ewell?

In Ewell, Maryland, snow does not fall in April through November.

How many hours of daylight does Ewell have in August?

In Ewell, Maryland, the average day length in August is 13h and 35min.

When is the sunrise / sunset in August in Ewell?

In August, on the first day of the month, sunrise is at 6:07 am and sunset at 8:13 pm. On the last day of the month, in Ewell, sunrise is at 6:33 am and sunset at 7:34 pm EDT.

How long on average sun shines in August in Ewell?

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

When is the highest UV index in Ewell?

August is the month with the highest UV index in Ewell, Maryland, with an average maximum UV index of 7.

What is the UV index intensity in August in Ewell?

In August, the average daily maximum UV index in Ewell is 7. A UV Index of 6 to 7 symbolizes a high health threat 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
Ewell, MD

Average temperature in August - Ewell, MD
  • Average high temperature in August: 81.9°F

The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (42.4°F).

  • Average low temperature in August: 74.1°F

The month with the highest average low temperature is July (74.7°F).
The coldest month (with the lowest average low temperature) is January (33.3°F).

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Average pressure in August
Ewell, MD

Average pressure in August - Ewell, MD
  • Average pressure in August: 29.99"Hg

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

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Average wind speed in August
Ewell, MD

Average wind speed in August - Ewell, MD
  • Average wind speed in August: 8.7mph

The windiest month (with the highest average wind speed) is January (12.1mph).
The calmest month (with the lowest average wind speed) is August (8.7mph).

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Average humidity in August
Ewell, MD

Average humidity in August - Ewell, MD
  • Average humidity in August: 75%

The month with the highest relative humidity is May (80%).
The months with the lowest relative humidity are January and November (74%).

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Average rainfall in August
Ewell, MD

Average rainfall in August - Ewell, MD
  • Average rainfall in August: 4.17"

The wettest month (with the highest rainfall) is August (4.17").
The driest month (with the least rainfall) is January (1.93").

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Average rainfall days in August
Ewell, MD

Average rainfall days in August - Ewell, MD
  • Average rainfall days in August: 17.4 days

The month with the highest number of rainy days is July (18.1 days).
The month with the least rainy days is January (9.3 days).

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Average snowfall in August
Ewell, MD

Average snowfall in August - Ewell, MD
  • Average snowfall in August: 0"

The month with the highest snowfall is January (0.79").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

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Average snowfall days in August
Ewell, MD

Average snowfall days in August - Ewell, MD
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (1.9 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
Ewell, MD

Average daylight in August / Average sunshine in August - Ewell, MD
  • 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 36min).

  • Average sunshine in August: 10h and 3min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 5h and 6min).

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Average sunshine days in August
Ewell, MD

Average sunshine days in August - Ewell, MD
  • Average sunshine days in August: 11.2 days

The month with the most sunshine days is November (18.5 days).
The month with the least sunshine days is August (11.2 days).

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Average UV index in August
Ewell, MD

Average UV index in August - Ewell, MD
  • Average UV index in August: 7

The month with the highest UV index is August (UV index 7).
The months with the lowest UV index are January and December (UV index 2).

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Average cloud cover in August
Ewell, MD

Average cloud cover in August - Ewell, MD
  • Average cloud cover in August: 28

The month with the most cloud cover is March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 27).

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Average visibility in August
Ewell, MD

Average visibility in August - Ewell, MD
  • 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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Ewell, Maryland, USA

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