August weather forecast
Shirleyville, MD

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Weather in August

August, the last month of the summer in Shirleyville, is also a moderately hot month, with temperature in the range of an average low of 69.1°F (20.6°C) and an average high of 83.7°F (28.7°C).

Temperature

The arrival of August records an average high-temperature of a still moderately hot 83.7°F (28.7°C), closely related to the 85.6°F (29.8°C) observed in July. In Shirleyville, the August nights cool down to an average low of 69.1°F (20.6°C).

Heat index

For most parts of August, the heat index is estimated at a tropical 91.4°F (33°C). Incorporate additional safety actions, heat cramps and heat exhaustion are possible. Long-term activity may induce heatstroke.
From a standpoint of the heat index, values pertain to shaded conditions and mild breezes. 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 'felt air temperature' or 'apparent temperature', is a calculation that merges air temperature and relative humidity to depict the sensation of warmth. An individual's perception of weather can be influenced by a variety of factors including metabolic differences, being pregnant, and their degree of physical exertion. Keep it in mind, direct sunlight can augment the heat you experience, possibly pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Children frequently do not comprehend the need for rest and hydration. Thirst is an advanced stage of dehydration - staying hydrated, especially during extended physical exercises, is essential.

Humidity

In Shirleyville, Maryland, the average relative humidity in August is 73%.

Rainfall

The month with the most rainfall in Shirleyville is August, when the rain falls for 13.9 days and typically aggregates up to 3.54" (90mm) of precipitation.

Snowfall

May through October are months without snowfall.

Daylight

In Shirleyville, Maryland, the average length of the day in August is 13h and 39min.
On the first day of August, sunrise is at 6:07 am and sunset at 8:17 pm. On the last day of the month, sunrise is at 6:34 am and sunset at 7:37 pm EDT.

Sunshine

In August, the average sunshine is 10.4h.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health hazard from unprotected exposure to Sun's UV rays for the average person.
Note: In August, the maximum UV index of 6 suggests this advice:
Stand by precautions and apply sun safety measures. Evading sunburn is of great importance. Remember that UV radiation from the Sun is strongest between 10 a.m. and 4 p.m. Make an effort to limit direct sun exposure during this time. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses.
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Frequently asked questions

How hot is it in Shirleyville in August?

In August, in Shirleyville, the average high-temperature is 83.7°F (28.7°C), and the average low-temperature is 69.1°F (20.6°C). In August, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, is estimated at 91.4°F (33°C).

What is the average humidity in August in Shirleyville?

The average relative humidity in August is 73%.

What is the wettest month in Shirleyville?

August is the month with the most rainfall in Shirleyville, Maryland. Rain falls for 13.9 days and accumulates 3.54" (90mm) of precipitation.

How much does it rain in Shirleyville in August?

In Shirleyville, during August, the rain falls for 13.9 days and regularly aggregates up to 3.54" (90mm) of precipitation.

When it does not snow in Shirleyville?

In Shirleyville, Maryland, snow does not fall in May through October.

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

The average day length in August in Shirleyville, Maryland, is 13h and 39min.

When are sunrise and sunset in August in Shirleyville?

In August, on the first day of the month, sunrise is at 6:07 am and sunset at 8:17 pm. On the last day of the month, in Shirleyville, sunrise is at 6:34 am and sunset at 7:37 pm EDT.

How many hours of sunshine does Shirleyville have in August?

In Shirleyville, Maryland, the average sunshine duration in August is 10.4h.

What are the months with the highest UV index in Shirleyville?

May through August, with an average maximum UV index of 6, are months with the highest UV index in Shirleyville, Maryland.

What is the UV index intensity in August in Shirleyville?

In August, the average daily maximum UV index in Shirleyville is 6. A UV Index reading of 6 to 7 represents a high hazard to health from unsafe exposure to Sun's UV rays.
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
Shirleyville, MD

Average temperature in August - Shirleyville, MD
  • Average high temperature in August: 83.7°F

The warmest month (with the highest average high temperature) is July (85.6°F).
The month with the lowest average high temperature is January (39.6°F).

  • Average low temperature in August: 69.1°F

The month with the highest average low temperature is July (70.7°F).
The coldest month (with the lowest average low temperature) is January (28.4°F).

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Average pressure in August
Shirleyville, MD

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

The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed in August
Shirleyville, MD

Average wind speed in August - Shirleyville, MD
  • Average wind speed in August: 6mph

The windiest month (with the highest average wind speed) is March (9.4mph).
The calmest months (with the lowest average wind speed) are July and August (6mph).

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Average humidity in August
Shirleyville, MD

Average humidity in August - Shirleyville, MD
  • Average humidity in August: 73%

The month with the highest relative humidity is May (78%).
The months with the lowest relative humidity are January, March, April and November (72%).

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Average rainfall in August
Shirleyville, MD

Average rainfall in August - Shirleyville, MD
  • Average rainfall in August: 3.54"

The wettest month (with the highest rainfall) is August (3.54").
The driest month (with the least rainfall) is September (1.89").

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Average rainfall days in August
Shirleyville, MD

Average rainfall days in August - Shirleyville, MD
  • Average rainfall days in August: 13.9 days

The month with the highest number of rainy days is May (17.5 days).
The month with the least rainy days is November (9.4 days).

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Average snowfall in August
Shirleyville, MD

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

The month with the highest snowfall is January (2.05").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in August
Shirleyville, MD

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

The month with the highest number of snowfall days is January (4.4 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
Shirleyville, MD

Average daylight in August / Average sunshine in August - Shirleyville, MD
  • 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 2min

The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is February (Average sunshine: 5h and 6min).

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Average sunshine days in August
Shirleyville, MD

Average sunshine days in August - Shirleyville, MD
  • Average sunshine days in August: 15.3 days

The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is May (10.8 days).

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Average UV index in August
Shirleyville, MD

Average UV index in August - Shirleyville, MD
  • 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, November and December (UV index 2).

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Average cloud cover in August
Shirleyville, MD

Average cloud cover in August - Shirleyville, MD
  • 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 28).

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Average visibility in August
Shirleyville, MD

Average visibility in August - Shirleyville, 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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Shirleyville, Maryland, USA

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