August weather forecast
Selby Beach, MD

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Weather in August

August, the last month of the summer in Selby Beach, is another warm month, with an average temperature fluctuating between 83.3°F (28.5°C) and 70.5°F (21.4°C).

Temperature

August's onset records a minor alteration in the average high-temperature to a still moderately hot 83.3°F (28.5°C) from July's 84.7°F (29.3°C). August's nights in Selby Beach observe an average temperature of 70.5°F (21.4°C).

Heat index

The average heat index in August is estimated at a tropical 89.6°F (32°C). Exhaustion is likely with prolonged exposure and activity. Sustaining activity may result in heat cramps.
Understand that the heat index values take into account shaded locations and mild winds. Exposure to the direct sun might augment heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', determines the feeling of heat when you account for the relative humidity. The impact of weather on an individual can be subjective, affected by the person's activity and heat perception, which can vary due to elements including wind, clothing, and metabolic differences. Direct sun rays have a notable impact on perceived temperature, which can raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Children often miss understanding the importance of rest and rehydration. Thirst usually appears late during dehydration - therefore, maintaining hydration, particularly during long physical activities, is essential.

Humidity

The average relative humidity in August is 74%.

Rainfall

August is the month with the most rainfall in Selby Beach. Rain falls for 14.3 days and accumulates 1.69" (43mm) of precipitation.

Snowfall

April through October are months without snowfall.

Daylight

The average length of the day in August in Selby Beach is 13h and 38min.
On the first day of the month, sunrise is at 6:07 am and sunset at 8:17 pm. On the last day of August, sunrise is at 6:34 am and sunset at 7:37 pm EDT.

Sunshine

In Selby Beach, the average sunshine in August 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 value of 6 to 7 symbolizes a high health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In August, the average maximum UV index of 6 translates into the following recommendations:
Avert overexposure. Light-skinned people might experience burning in less than 20 minutes. The time between 10 a.m. and 4 p.m. is when UV radiation is at its peak. Limit exposure to direct sunlight during these hours. To cut down UV radiation exposure by about half, sport a wide-brim hat.
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Frequently asked questions

How hot does it get in Selby Beach in August?

In Selby Beach, in August, the average high-temperature is 83.3°F (28.5°C), and the average low-temperature is 70.5°F (21.4°C). In August, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, is estimated at 89.6°F (32°C).

What is the average humidity in August in Selby Beach?

In August, the average relative humidity in Selby Beach is 74%.

What is the wettest month in Selby Beach?

August is the month with the most rainfall in Selby Beach, Maryland. Rain falls for 14.3 days and accumulates 1.69" (43mm) of precipitation.

How much does it rain in Selby Beach in August?

In Selby Beach, in August, it is raining for 14.3 days, with typically 1.69" (43mm) of accumulated precipitation.

When it does not snow in Selby Beach?

April through October are months without snowfall in Selby Beach.

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

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

When is the sunrise / sunset in August in Selby Beach?

On the first day of August in Selby Beach, 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.

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

In August, the average sunshine duration is 10.5h.

When is the highest UV index in Selby Beach?

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

What is the UV index intensity in August in Selby Beach?

The average daily maximum UV index in August in Selby Beach, Maryland, is 6. A UV Index estimate of 6 to 7 represents 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
Selby Beach, MD

Average temperature in August - Selby Beach, MD
  • Average high temperature in August: 83.3°F

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (40.3°F).

  • Average low temperature in August: 70.5°F

The month with the highest average low temperature is July (72°F).
The coldest month (with the lowest average low temperature) is January (29.8°F).

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Average pressure in August
Selby Beach, MD

Average pressure in August - Selby Beach, 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 (29.94"Hg).

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Average wind speed in August
Selby Beach, MD

Average wind speed in August - Selby Beach, MD
  • Average wind speed in August: 6.6mph

The windiest month (with the highest average wind speed) is January (10mph).
The calmest months (with the lowest average wind speed) are July and August (6.6mph).

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Average humidity in August
Selby Beach, MD

Average humidity in August - Selby Beach, MD
  • Average humidity in August: 74%

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
Selby Beach, MD

Average rainfall in August - Selby Beach, MD
  • Average rainfall in August: 1.69"

The wettest month (with the highest rainfall) is August (1.69").
The driest month (with the least rainfall) is January (0.47").

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Average rainfall days in August
Selby Beach, MD

Average rainfall days in August - Selby Beach, MD
  • Average rainfall days in August: 14.3 days

The months with the highest number of rainy days are July and August (14.3 days).
The month with the least rainy days is November (5.3 days).

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Average snowfall in August
Selby Beach, MD

Average snowfall in August - Selby Beach, MD
  • Average snowfall in August: 0"

The month with the highest snowfall is January (0.67").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in August
Selby Beach, MD

Average snowfall days in August - Selby Beach, MD
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is February (2.5 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
Selby Beach, MD

Average daylight in August / Average sunshine in August - Selby Beach, 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 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 0min).

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Average sunshine days in August
Selby Beach, MD

Average sunshine days in August - Selby Beach, MD
  • Average sunshine days in August: 13.8 days

The month with the most sunshine days is November (23.4 days).
The month with the least sunshine days is August (13.8 days).

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Average UV index in August
Selby Beach, MD

Average UV index in August - Selby Beach, 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, February and December (UV index 2).

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Average cloud cover in August
Selby Beach, MD

Average cloud cover in August - Selby Beach, MD
  • Average cloud cover in August: 29

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
Selby Beach, MD

Average visibility in August - Selby Beach, 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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Selby Beach, Maryland, USA

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