August weather forecast
Herald Harbor, MD

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Weather in August

August, the last month of the summer in Herald Harbor, is also a moderately hot month, with an average temperature ranging between min 69.1°F (20.6°C) and max 83.7°F (28.7°C).

Temperature

Herald Harbor's weather, upon August's arrival, documents an average high-temperature of a still moderately hot 83.7°F (28.7°C), nearly identical to the prior month. Throughout August, Herald Harbor registers a consistent average low-temperature of 69.1°F (20.6°C).

Heat index

During August, the heat index is evaluated at a hot 91.4°F (33°C). Take more caution, heat exhaustion and heat cramps may occur. Long-lasting activity may cause heatstroke.
Thinking about the heat index, one should account for its values in shaded areas with gentle breezes. Exposure to the sun directly might heighten the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', combines air temperature and relative humidity to represent a human perceived temperature equivalent. This effect tends to be personal, with the weather perception differing among individuals due to variations in body mass, height, and exertion. Be mindful that being in direct sunlight might mean feeling hotter, with the heat index rising by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Children often fail to understand the importance of rest and rehydration. Thirst is a late manifestation of dehydration - hence, it is crucial to stay hydrated, especially during ongoing physical activities.

Humidity

In August, the average relative humidity is 73%.

Rainfall

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

Snowfall

May through October are months without snowfall in Herald Harbor.

Ocean temperature

August is the month with the warmest seawater in Herald Harbor, with an average ocean temperature of 77.5°F (25.3°C).
Note: Water temperature ranging from 77°F (25°C) to 84.2°F (29°C) is seen as very warm and delightful by everyone. During these temperatures, water activities become enjoyable, without causing discomfort for extended periods.

Daylight

In Herald Harbor, 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

The average sunshine in August 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 of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: A daily maximum UV index of 6 in August translates into the following instructions:
Fend off overexposure. Sun protection is vital. From 10 a.m. to 4 p.m., when UV radiation is at its strongest, limit direct exposure to the Sun and note that shade structures may not provide full sun protection. A hat with a broad brim is indispensable, filtering out up to half of UV rays. Beware! Reflections from sand and water can intensify the Sun's UV radiation.
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Frequently asked questions

How hot is August in Herald Harbor?

In Herald Harbor, in August, the average high-temperature is 83.7°F (28.7°C), and the average low-temperature is 69.1°F (20.6°C). The average heat index (a.k.a. 'real feel', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, in August is evaluated at 91.4°F (33°C).

What is the average humidity in August in Herald Harbor?

The average relative humidity in August in Herald Harbor is 73%.

What is the rainiest month in Herald Harbor?

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

How much does it rain in Herald Harbor in August?

In Herald Harbor, 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 Herald Harbor?

May through October are months without snowfall in Herald Harbor.

When is the ocean warmest in Herald Harbor?

August is the month with the warmest seawater in Herald Harbor, Maryland, with an average ocean temperature of 77.5°F (25.3°C).

What is the water temperature in August in Herald Harbor?

In Herald Harbor, in August, the average water temperature is 77.5°F (25.3°C). For any water activity, surface water temperatures between 77°F (25°C) and 84.2°F (29°C) are considered as excellent and extremely pleasant for lengthened periods.

How many hours of daylight does Herald Harbor have in August?

In Herald Harbor, the average day length in August is 13h and 39min.

When are sunrise and sunset in August in Herald Harbor?

On the first day of August in Herald Harbor, 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 Herald Harbor have in August?

In August, the average sunshine duration is 10.4h.

When is the highest UV index in Herald Harbor?

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

How high is the UV index in August in Herald Harbor?

In Herald Harbor, Maryland, the average daily maximum UV index in August is 6. A UV Index reading of 6 to 7 represents a high health risk 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
Herald Harbor, MD

Average temperature in August - Herald Harbor, 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
Herald Harbor, MD

Average pressure in August - Herald Harbor, 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
Herald Harbor, MD

Average wind speed in August - Herald Harbor, 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
Herald Harbor, MD

Average humidity in August - Herald Harbor, 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
Herald Harbor, MD

Average rainfall in August - Herald Harbor, 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
Herald Harbor, MD

Average rainfall days in August - Herald Harbor, 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
Herald Harbor, MD

Average snowfall in August - Herald Harbor, 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
Herald Harbor, MD

Average snowfall days in August - Herald Harbor, 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 sea temperature in August
Herald Harbor, MD

Average sea temperature in August - Herald Harbor, MD
  • Average sea temperature in August: 77.5°F

The best month for swimming (with the highest average sea temperature) is August (77.5°F).
The coldest month (with the lowest average sea temperature) is February (44.5°F).

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Average daylight in August /
Average sunshine in August
Herald Harbor, MD

Average daylight in August / Average sunshine in August - Herald Harbor, 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
Herald Harbor, MD

Average sunshine days in August - Herald Harbor, 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
Herald Harbor, MD

Average UV index in August - Herald Harbor, 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
Herald Harbor, MD

Average cloud cover in August - Herald Harbor, 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
Herald Harbor, MD

Average visibility in August - Herald Harbor, 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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Herald Harbor, Maryland, USA

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