August weather forecast
Cardinal, VA

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Weather in August

The last month of the summer, August, is another warm month in Cardinal, Virginia, with an average temperature ranging between min 71.2°F (21.8°C) and max 85.6°F (29.8°C).

Temperature

As Cardinal transitions from July to August, the average high-temperatures adjust to a warm 85.6°F (29.8°C), nearly the same as the previous 87.8°F (31°C). During August, Cardinal experiences a consistent low-temperature average of 71.2°F (21.8°C).

Heat index

August's average heat index is appraised at a very hot 95°F (35°C). Take special precautions - heat exhaustion and heat cramps are expected. Heatstroke may occur with lengthy activity.
When assessing, remember that heat index measurements are for light winds and shaded spots. With direct sunlight, the heat index could increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', stands as a testimony to how temperature and humidity combine to impact our sense of warmth. Additional elements encompassing metabolic differences, the degree of physical activity, and attire can impact the individual's perception of temperature. Considering the impact of direct sunlight, it's possible for the heat index to surge by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular significance for children. Young children are generally more endangered than adults, as they usually less sweat. And also, due to larger skin surface relative to their small bodies and higher heat production as a result of their activity.
The physiological response of the human body to excess warmth is to perspire, thereby cooling itself through sweat evaporation. When relative humidity increases, the body's capacity to evaporate heat decreases, leading to a heightened sense of warmth. When the heat gained surpasses the body's cooling capacity, temperatures rise, signaling potential health concerns.

Humidity

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

Rainfall

The month with the most rainfall is August, when the rain falls for 17.3 days and typically aggregates up to 3.62" (92mm) of precipitation.

Snowfall

April through October are months without snowfall in Cardinal.

Daylight

The average length of the day in August in Cardinal is 13h and 34min.
On the first day of the month, sunrise is at 6:10 am and sunset at 8:13 pm. On the last day of August, sunrise is at 6:35 am and sunset at 7:35 pm EDT.

Sunshine

In August, the average sunshine is 10.4h.

UV index

In Cardinal, the average daily maximum UV index in August is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to UV radiation for average individuals.
Note: An average maximum UV index of 6 in August leads to these recommendations:
Apply measures and align with sun safety principles. Safeguarding against skin and eye injury is pivotal. Minimize exposure to direct sunlight and seek shade from 10 a.m. to 4 p.m., when UV radiation is most intense, but remember that shade structures may not offer complete protection. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Is it hot in Cardinal during August?

August temperatures in Cardinal, Virginia, vary between a high-temperature of 85.6°F (29.8°C) and a low-temperature of 71.2°F (21.8°C). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, in August is appraised at 95°F (35°C).

What is the average humidity in August in Cardinal?

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

What is the wettest month in Cardinal?

The month with the most rainfall in Cardinal, Virginia, is August, when the rain falls for 17.3 days and typically aggregates up to 3.62" (92mm) of precipitation.

How many days does it rain in August in Cardinal?

In Cardinal, Virginia, in August, it is raining for 17.3 days, with typically 3.62" (92mm) of accumulated precipitation.

When it does not snow in Cardinal?

In Cardinal, snow does not fall in April through October.

How many hours of daylight does Cardinal have in August?

In August, the average day length in Cardinal is 13h and 34min.

What time are sunrise and sunset in August in Cardinal?

In August, on the first day of the month, sunrise is at 6:10 am and sunset at 8:13 pm. On the last day of the month, in Cardinal, sunrise is at 6:35 am and sunset at 7:35 pm EDT.

How many hours of sunshine does Cardinal have in August?

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

What is the UV index reading in August in Cardinal?

In Cardinal, the average daily maximum UV index in August is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability 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
Cardinal, VA

Average temperature in August - Cardinal, VA
  • Average high temperature in August: 85.6°F

The warmest month (with the highest average high temperature) is July (87.8°F).
The month with the lowest average high temperature is January (45.1°F).

  • Average low temperature in August: 71.2°F

The month with the highest average low temperature is July (72.3°F).
The coldest month (with the lowest average low temperature) is January (32.5°F).

Average pressure in August
Cardinal, VA

Average pressure in August - Cardinal, VA
  • 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 (29.95"Hg).

Average wind speed in August
Cardinal, VA

Average wind speed in August - Cardinal, VA
  • Average wind speed in August: 6.8mph

The windiest month (with the highest average wind speed) is April (9.5mph).
The calmest month (with the lowest average wind speed) is August (6.8mph).

Average humidity in August
Cardinal, VA

Average humidity in August - Cardinal, VA
  • Average humidity in August: 73%

The month with the highest relative humidity is December (78%).
The month with the lowest relative humidity is July (72%).

Average rainfall in August
Cardinal, VA

Average rainfall in August - Cardinal, VA
  • Average rainfall in August: 3.62"

The wettest month (with the highest rainfall) is August (3.62").
The driest month (with the least rainfall) is September (2.4").

Average rainfall days in August
Cardinal, VA

Average rainfall days in August - Cardinal, VA
  • Average rainfall days in August: 17.3 days

The month with the highest number of rainy days is May (17.6 days).
The month with the least rainy days is November (9.6 days).

Average snowfall in August
Cardinal, VA

Average snowfall in August - Cardinal, VA
  • Average snowfall in August: 0"

The month with the highest snowfall is February (1.34").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in August
Cardinal, VA

Average snowfall days in August - Cardinal, VA
  • 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 April, May, June, July, August, September and October (0 days).

Average daylight in August /
Average sunshine in August
Cardinal, VA

Average daylight in August / Average sunshine in August - Cardinal, VA
  • Average daylight in August: 13h and 4min

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • 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 12min).

Average sunshine days in August
Cardinal, VA

Average sunshine days in August - Cardinal, VA
  • Average sunshine days in August: 11.9 days

The month with the most sunshine days is November (18.6 days).
The month with the least sunshine days is May (11.5 days).

Average UV index in August
Cardinal, VA

Average UV index in August - Cardinal, VA
  • Average UV index in August: 6

The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January and December (UV index 2).

Average cloud cover in August
Cardinal, VA

Average cloud cover in August - Cardinal, VA
  • Average cloud cover in August: 31

The month with the most cloud cover is March (Cloud cover 45).
The month with the least cloud cover is July (Cloud cover 28).

Average visibility in August
Cardinal, VA

Average visibility in August - Cardinal, VA
  • 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).

Cardinal, Virginia, USA

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