August weather forecast
Rock Hall, MD

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Weather in August

The last month of the summer, August, is also a moderately hot month in Rock Hall, Maryland, with an average temperature varying between 82.6°F (28.1°C) and 68.7°F (20.4°C).

Temperature

August ushers in an average high-temperature of a still moderately hot 82.6°F (28.1°C), aligning closely with the preceding month. Throughout August nights, Rock Hall experiences a consistent temperature average of 68.7°F (20.4°C).

Heat index

In August, the average heat index is evaluated at a hot 89.6°F (32°C). If exposure and ongoing activity persist, they might induce a state of tiredness and heat cramps.
It is noted that heat index values are ascertained for locations in the shade and with gentle breezes. The heat index could see an increase by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'feels like' or 'felt air temperature', unifies temperature and humidity readings to offer a comprehensive feel of warmth. One's perception of temperature can vary depending on physical activity and individual heat sensitivity, influenced by factors like wind, attire, and metabolic variations. One's exposure to direct sunlight has the potential to intensify the heat sensation, increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Young individuals usually face greater risks than adults as their sweat production is less. Also, their larger skin surface relative to their small bodies and the high heat generation due to their activity contributes to their vulnerability.

Humidity

In August, the average relative humidity in Rock Hall is 76%.

Rainfall

The wettest months are July and August, with an average 1.81" (46mm) of rainfall.

Snowfall

May through November are months without snowfall.

Ocean temperature

August is the month with the warmest seawater in Rock Hall, with an average ocean temperature of 77.4°F (25.2°C).
Note: Surface water temperatures ranging from 77°F (25°C) to 84.2°F (29°C) are considered superb and highly pleasant for water activities over extended periods.

Daylight

The average length of the day in August is 13h and 39min.
On the first day of the month, sunrise is at 6:06 am and sunset at 8:16 pm. On the last day of August, sunrise is at 6:33 am and sunset at 7:36 pm EDT.

Sunshine

The average sunshine in August in Rock Hall, Maryland, is 10.6h.

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 vulnerability from unsafe exposure to UV radiation for the average person.
Note: An average UV index of 6 in August transforms into this advice:
Follow precautions and abide by sun safety rules. Deterrence of sunburn is imperative. Try to minimize direct Sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Also note that objects like parasols or canopies might not provide complete sun protection. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat. Attention! The reflection of both water and sand can increase the intensity of UV rays.
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Frequently asked questions

How hot is it in Rock Hall in August?

The average high-temperature, in August, in Rock Hall, is 82.6°F (28.1°C), while the average low-temperature is 68.7°F (20.4°C). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which factors the actual air temperature with the relative humidity, in August is evaluated at 89.6°F (32°C).

What is the average humidity in August in Rock Hall?

In Rock Hall, Maryland, the average relative humidity in August is 76%.

What is the rainiest month in Rock Hall?

The months with the most rainfall are July and August, with an average 1.81" (46mm) of precipitation.

How many days does it rain in August in Rock Hall?

In Rock Hall, Maryland, during August, the rain falls for 13.5 days and regularly aggregates up to 1.81" (46mm) of precipitation.

When it does not snow in Rock Hall?

In Rock Hall, Maryland, snow does not fall in May through November.

What is the month with the warmest ocean in Rock Hall?

August is the month with the warmest seawater in Rock Hall, with an average ocean temperature of 77.4°F (25.2°C).

How warm is the water in August in Rock Hall?

In Rock Hall, the average seawater temperature in August is 77.4°F (25.2°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.

What is the average length of the day in August in Rock Hall?

In Rock Hall, the average day length in August is 13h and 39min.

When is the sunrise / sunset in August in Rock Hall?

In August, on the first day of the month, sunrise is at 6:06 am and sunset at 8:16 pm. On the last day of the month, sunrise is at 6:33 am and sunset at 7:36 pm EDT.

How many hours of sunshine does Rock Hall have in August?

In August, the average sunshine duration in Rock Hall, Maryland, is 10.6h.

What are the months with the highest UV index in Rock Hall?

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

What is the UV index intensity in August in Rock Hall?

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

Average temperature in August - Rock Hall, MD
  • Average high temperature in August: 82.6°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 (39.2°F).

  • Average low temperature in August: 68.7°F

The month with the highest average low temperature is July (70.3°F).
The coldest month (with the lowest average low temperature) is January (28.4°F).

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Average pressure in August
Rock Hall, MD

Average pressure in August - Rock Hall, 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
Rock Hall, MD

Average wind speed in August - Rock Hall, MD
  • Average wind speed in August: 6.3mph

The windiest months (with the highest average wind speed) are January, February and March (9.8mph).
The calmest months (with the lowest average wind speed) are July and August (6.3mph).

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Average humidity in August
Rock Hall, MD

Average humidity in August - Rock Hall, MD
  • Average humidity in August: 76%

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

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Average rainfall in August
Rock Hall, MD

Average rainfall in August - Rock Hall, MD
  • Average rainfall in August: 1.81"

The wettest months (with the highest rainfall) are July and August (1.81").
The driest month (with the least rainfall) is January (0.55").

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Average rainfall days in August
Rock Hall, MD

Average rainfall days in August - Rock Hall, MD
  • Average rainfall days in August: 13.5 days

The month with the highest number of rainy days is July (14.6 days).
The month with the least rainy days is November (5.6 days).

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Average snowfall in August
Rock Hall, MD

Average snowfall in August - Rock Hall, MD
  • Average snowfall in August: 0"

The month with the highest snowfall is January (0.83").
The months with the least snowfall are May, June, July, August, September, October and November (0").

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Average snowfall days in August
Rock Hall, MD

Average snowfall days in August - Rock Hall, MD
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (3 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
Rock Hall, MD

Average sea temperature in August - Rock Hall, MD
  • Average sea temperature in August: 77.2°F

The best month for swimming (with the highest average sea temperature) is August (77.2°F).
The coldest month (with the lowest average sea temperature) is February (43.7°F).

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Average daylight in August /
Average sunshine in August
Rock Hall, MD

Average daylight in August / Average sunshine in August - Rock Hall, 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 4min

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
Rock Hall, MD

Average sunshine days in August - Rock Hall, MD
  • Average sunshine days in August: 14.3 days

The months with the most sunshine days are January and November (21.9 days).
The month with the least sunshine days is July (14.1 days).

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Average UV index in August
Rock Hall, MD

Average UV index in August - Rock Hall, 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
Rock Hall, MD

Average cloud cover in August - Rock Hall, MD
  • Average cloud cover in August: 29

The months with the most cloud cover are February, March and December (Cloud cover 44).
The month with the least cloud cover is July (Cloud cover 28).

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Average visibility in August
Rock Hall, MD

Average visibility in August - Rock Hall, 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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Rock Hall, Maryland, USA

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