August weather forecast
Willoughby, MD

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Weather in August

August, the last month of the summer in Willoughby, is also a moderately hot month, with temperature in the range of an average low of 68.4°F (20.2°C) and an average high of 82.8°F (28.2°C).

Temperature

August commences with an average high-temperature of a still moderately hot 82.8°F (28.2°C), showing little deviation from July's 84.4°F (29.1°C). Willoughby observes an average nighttime temperature of 68.4°F (20.2°C) during August.

Heat index

The heat index for August is computed to be a hot 89.6°F (32°C). A sense of exhaustion might occur with extended exposure and activity, potentially causing heat cramps.
Given the heat index, its values are aligned with shaded sites and gentle winds. The heat index may experience an enhancement of 15 Fahrenheit (8 Celsius) degrees under direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'real feel', is a fusion of air temperature and moisture levels to demonstrate the sensation of heat. One's perception of temperature is subjective, varying based on their activity and individual heat perception, influenced by factors like wind, clothing, and metabolic variations. It is important to note that direct sunlight can intensify the weather impact, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Children often overlook the need for breaks and fluid intake. Thirst is a late-stage sign of dehydration - hence, it is necessary to stay hydrated, especially during extended periods of physical activities.

Humidity

In Willoughby, the average relative humidity in August is 77%.

Rainfall

August is the month with the most rainfall. Rain falls for 16 days and accumulates 3.86" (98mm) of precipitation.

Snowfall

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

Daylight

In Willoughby, the average length of the day in August is 13h and 38min.
On the first day of the month, sunrise is at 6:05 am and sunset at 8:15 pm. On the last day of August, in Willoughby, sunrise is at 6:32 am and sunset at 7:35 pm EDT.

Sunshine

In August, the average sunshine is 10.3h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV radiation for ordinary individuals.
Note: The maximum daily UV index of 6 during August translates into the following directions:
Adopt measures and apply sun safety strategies. Shielding from skin and eye damage is necessary. The Sun emits the most powerful UV radiation between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized.
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Frequently asked questions

How hot does it get in Willoughby in August?

In Willoughby, in August, the average high-temperature is 82.8°F (28.2°C), and the average low-temperature is 68.4°F (20.2°C). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which factors the actual air temperature with the relative humidity, in August is computed to be 89.6°F (32°C).

What is the average humidity in August in Willoughby?

In Willoughby, the average relative humidity in August is 77%.

What is the rainiest month in Willoughby?

The month with the most rainfall in Willoughby is August, when the rain falls for 16 days and typically aggregates up to 3.86" (98mm) of precipitation.

How much does it rain in Willoughby in August?

In Willoughby, during August, the rain falls for 16 days and regularly aggregates up to 3.86" (98mm) of precipitation.

When it does not snow in Willoughby?

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

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

The average day length in August in Willoughby is 13h and 38min.

When are sunrise and sunset in August in Willoughby?

On the first day of August, sunrise is at 6:05 am and sunset at 8:15 pm. On the last day of the month, sunrise is at 6:32 am and sunset at 7:35 pm EDT.

How many hours of sunshine does Willoughby have in August?

The average sunshine duration in August is 10.3h.

When is the highest UV index in Willoughby?

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

What is the UV index intensity in August in Willoughby?

In Willoughby, Maryland, the average daily maximum UV index in August is 6. A UV Index of 6 to 7 symbolizes a high hazard to health from 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
Willoughby, MD

Average temperature in August - Willoughby, MD
  • Average high temperature in August: 82.8°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 (39.9°F).

  • Average low temperature in August: 68.4°F

The month with the highest average low temperature is July (70°F).
The coldest month (with the lowest average low temperature) is January (28.8°F).

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Average pressure in August
Willoughby, MD

Average pressure in August - Willoughby, 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
Willoughby, MD

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

The windiest month (with the highest average wind speed) is February (9.8mph).
The calmest month (with the lowest average wind speed) is August (6mph).

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Average humidity in August
Willoughby, MD

Average humidity in August - Willoughby, MD
  • Average humidity in August: 77%

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

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Average rainfall in August
Willoughby, MD

Average rainfall in August - Willoughby, MD
  • 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 (1.73").

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Average rainfall days in August
Willoughby, MD

Average rainfall days in August - Willoughby, MD
  • Average rainfall days in August: 16 days

The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is November (8.2 days).

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Average snowfall in August
Willoughby, MD

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

The month with the highest snowfall is January (1.65").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in August
Willoughby, MD

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

The month with the highest number of snowfall days is January (3.3 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
Willoughby, MD

Average daylight in August / Average sunshine in August - Willoughby, 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 42min).
The month with the least sunshine is February (Average sunshine: 5h and 0min).

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Average sunshine days in August
Willoughby, MD

Average sunshine days in August - Willoughby, MD
  • Average sunshine days in August: 12.6 days

The month with the most sunshine days is November (20.7 days).
The month with the least sunshine days is July (10.6 days).

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Average UV index in August
Willoughby, MD

Average UV index in August - Willoughby, 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
Willoughby, MD

Average cloud cover in August - Willoughby, MD
  • Average cloud cover in August: 31

The month with the most cloud cover is March (Cloud cover 46).
The month with the least cloud cover is July (Cloud cover 30).

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Average visibility in August
Willoughby, MD

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

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