August weather forecast
Rockwell, MD

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Weather in August

August, the last month of the summer in Rockwell, is another warm month, with temperature in the range of an average low of 67.3°F (19.6°C) and an average high of 83.5°F (28.6°C).

Temperature

Rockwell commences August with an average high-temperature of a still moderately hot 83.5°F (28.6°C), maintaining a close resemblance to the previous month. Rockwell usually reports an average low-temperature of 67.3°F (19.6°C) during the month of August.

Heat index

The average heat index in August is calculated to be a tropical 89.6°F (32°C). Prolonged exposure combined with continuous activity could lead to exhaustion, and possibly heat cramps.
Regarding the heat index, one should be aware it's determined by shaded settings and mild winds. If directly exposed to the sun, the heat index could rise by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', ties air temperature with relative humidity to produce the perceived temperature sensation. One's perception of weather can be shaped by other factors, involving metabolic differences, pregnancy, and physical exertion. Keep aware, the sun, when shining directly, can intensify the heat experience, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are essentially critical for children. Young ones often underestimate the need for rest and rehydration. Thirst appears late in dehydration - hence, it is important to keep hydrated, particularly during prolonged physical activities.

Humidity

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

Rainfall

August is the month with the most rainfall in Rockwell. Rain falls for 15.9 days and accumulates 3.74" (95mm) of precipitation.

Snowfall

May through October are months without snowfall in Rockwell.

Daylight

In August, the average length of the day is 13h and 40min.
On the first day of the month, sunrise is at 6:07 am and sunset at 8:18 pm. On the last day of August, in Rockwell, sunrise is at 6:35 am and sunset at 7:38 pm EDT.

Sunshine

The average sunshine in August in Rockwell 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 risk from unsafe exposure to UV radiation for the average person.
Note: In August, the UV index of 6 transforms into the following advice:
Shun overexposure. Protection from sun ravages is indispensable. 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. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.
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Frequently asked questions

How hot is August in Rockwell?

An average high-temperature, in August, in Rockwell, is 83.5°F (28.6°C) and the average low-temperature is 67.3°F (19.6°C). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, in August is calculated to be 89.6°F (32°C).

What is the average humidity in August in Rockwell?

The average relative humidity in August in Rockwell is 73%.

What is the rainiest month in Rockwell?

The month with the most rainfall in Rockwell, Maryland, is August, when the rain falls for 15.9 days and typically aggregates up to 3.74" (95mm) of precipitation.

How much does it rain in Rockwell in August?

In August, the rain falls for 15.9 days. Throughout August, 3.74" (95mm) of precipitation is accumulated.

When it does not snow in Rockwell?

May through October are months without snowfall.

How many hours of daylight does Rockwell have in August?

The average day length in August in Rockwell is 13h and 40min.

When are sunrise and sunset in August in Rockwell?

In August, on the first day of the month, sunrise is at 6:07 am and sunset at 8:18 pm. On the last day of the month, sunrise is at 6:35 am and sunset at 7:38 pm EDT.

How long on average sun shines in August in Rockwell?

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

What is the month with the highest UV index in Rockwell?

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

How high is the UV index in August in Rockwell?

The average daily maximum UV index in August in Rockwell, Maryland, is 6. A UV Index of 6 to 7 symbolizes 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
Rockwell, MD

Average temperature in August - Rockwell, MD
  • Average high temperature in August: 83.5°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 (38.1°F).

  • Average low temperature in August: 67.3°F

The month with the highest average low temperature is July (68.7°F).
The coldest month (with the lowest average low temperature) is January (26.2°F).

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Average pressure in August
Rockwell, MD

Average pressure in August - Rockwell, 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
Rockwell, MD

Average wind speed in August - Rockwell, MD
  • Average wind speed in August: 5.4mph

The windiest month (with the highest average wind speed) is March (8.8mph).
The calmest month (with the lowest average wind speed) is August (5.4mph).

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Average humidity in August
Rockwell, MD

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

The months with the highest relative humidity are May and October (77%).
The month with the lowest relative humidity is July (71%).

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Average rainfall in August
Rockwell, MD

Average rainfall in August - Rockwell, MD
  • Average rainfall in August: 3.74"

The wettest month (with the highest rainfall) is August (3.74").
The driest month (with the least rainfall) is January (2.05").

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Average rainfall days in August
Rockwell, MD

Average rainfall days in August - Rockwell, MD
  • Average rainfall days in August: 15.9 days

The month with the highest number of rainy days is May (18.2 days).
The month with the least rainy days is January (9.7 days).

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Average snowfall in August
Rockwell, MD

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

The month with the highest snowfall is January (2.4").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in August
Rockwell, MD

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

The month with the highest number of snowfall days is January (4.9 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
Rockwell, MD

Average daylight in August / Average sunshine in August - Rockwell, 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 48min).
The month with the least sunshine is February (Average sunshine: 5h and 0min).

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Average sunshine days in August
Rockwell, MD

Average sunshine days in August - Rockwell, MD
  • Average sunshine days in August: 13 days

The month with the most sunshine days is November (18.5 days).
The month with the least sunshine days is May (10.4 days).

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Average UV index in August
Rockwell, MD

Average UV index in August - Rockwell, 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, November and December (UV index 2).

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Average cloud cover in August
Rockwell, MD

Average cloud cover in August - Rockwell, 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 29).

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Average visibility in August
Rockwell, MD

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

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