August weather forecast
Marshall, VA

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Weather in August

The last month of the summer, August, is also a moderately hot month in Marshall, Virginia, with an average temperature fluctuating between 64.6°F (18.1°C) and 84.9°F (29.4°C).

Temperature

The arrival of August coincides with an average high-temperature of a moderately hot 84.9°F (29.4°C), indicating a minimal shift from July's 87.6°F (30.9°C). In Marshall, the average low-temperature during the month of August is a refreshing 64.6°F (18.1°C).

Heat index

In August, the average heat index is appraised at a hot 93.2°F (34°C). Undertake extra safety actions, heat cramps and heat exhaustion are expected. Heatstroke may result from lengthy activity.
Heat index determinations are made taking into account the shade and light air movements. Exposure to the direct sun could elevate the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', gauges the sensation of temperature factoring in the air's moisture content. An individual's perception of weather can be influenced by a variety of factors including metabolic differences, being pregnant, and their degree of physical exertion. Recognize that direct exposure to the sun can escalate the heat effect, potentially adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are extremely significant for children. Children often do not understand the need to rest and hydrate. Thirst is a late manifestation of dehydration - therefore, it is essential to stay hydrated, particularly during prolonged physical activities.

Humidity

In Marshall, the average relative humidity in August is 74%.

Rainfall

August is the month with the most rainfall. Rain falls for 16.8 days and accumulates 3.27" (83mm) of precipitation.

Snowfall

In Marshall, snow does not fall in June through October.

Daylight

The average length of the day in August is 13h and 38min.
On the first day of August, sunrise is at 6:13 am and sunset at 8:22 pm. On the last day of the month, sunrise is at 6:40 am and sunset at 7:42 pm EDT.

Sunshine

In Marshall, the average sunshine in August is 10.2h.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV rays for the average person.
Note: The maximum daily UV index of 6 during August translates into the following directions:
Escape overexposure. People with light skin may incur burns in fewer than 20 minutes. The Sun's UV radiation is at its strongest between the hours of 10 a.m. and 4 p.m. Minimize direct exposure to the sun during this period. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.
Updated: Jul 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot does it get in August?

The average high-temperature, in August, in Marshall, is 84.9°F (29.4°C), while the average low-temperature is 64.6°F (18.1°C). In August, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which factors the actual air temperature with the relative humidity, is appraised at 93.2°F (34°C).

What is the average humidity in August?

The average relative humidity in August in Marshall is 74%.

What is the rainiest month?

The month with the most rainfall is August, when the rain falls for 16.8 days and typically aggregates up to 3.27" (83mm) of precipitation.

How much does it rain in August?

In Marshall, Virginia, in August, it is raining for 16.8 days, with typically 3.27" (83mm) of accumulated precipitation.

When it does not snow?

June through October are months without snowfall.

How many hours of daylight does Marshall have in August?

In Marshall, the average day length in August is 13h and 38min.

When are sunrise and sunset in August in Marshall?

In August, on the first day of the month, sunrise is at 6:13 am and sunset at 8:22 pm. On the last day of the month, sunrise is at 6:40 am and sunset at 7:42 pm EDT.

How long on average sun shines in August in Marshall?

In Marshall, the average sunshine duration in August is 10.2h.

What is the month with the highest UV index?

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?

The average daily maximum UV index in August in Marshall, Virginia, is 6. A UV Index reading of 6 to 7 represents 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
Marshall, VA

Average temperature in August - Marshall, VA
  • Average high temperature in August: 84.9°F

The warmest month (with the highest average high temperature) is July (87.6°F).
The month with the lowest average high temperature is January (40.3°F).

  • Average low temperature in August: 64.6°F

The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (25.7°F).

Average pressure in August
Marshall, VA

Average pressure in August - Marshall, VA
  • Average pressure in August: 30"Hg

The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

Average wind speed in August
Marshall, VA

Average wind speed in August - Marshall, VA
  • Average wind speed in August: 4.4mph

The windiest months (with the highest average wind speed) are March and April (6.8mph).
The calmest month (with the lowest average wind speed) is August (4.4mph).

Average humidity in August
Marshall, VA

Average humidity in August - Marshall, VA
  • Average humidity in August: 74%

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

Average rainfall in August
Marshall, VA

Average rainfall in August - Marshall, VA
  • Average rainfall in August: 3.27"

The wettest month (with the highest rainfall) is August (3.27").
The driest month (with the least rainfall) is September (1.85").

Average rainfall days in August
Marshall, VA

Average rainfall days in August - Marshall, VA
  • Average rainfall days in August: 16.8 days

The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is November (9.4 days).

Average snowfall in August
Marshall, VA

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

The month with the highest snowfall is January (3.74").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days in August
Marshall, VA

Average snowfall days in August - Marshall, VA
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (6.2 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

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

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • Average sunshine in August: 10h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is December (Average sunshine: 5h and 18min).

Average sunshine days in August
Marshall, VA

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

The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is July (11.7 days).

Average UV index in August
Marshall, VA

Average UV index in August - Marshall, VA
  • 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).

Average cloud cover in August
Marshall, VA

Average cloud cover in August - Marshall, VA
  • Average cloud cover in August: 33

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

Average visibility in August
Marshall, VA

Average visibility in August - Marshall, VA
  • Average visibility in August: 6mi

The months with the highest visibility are January, March, April, June, July, August and November (6mi).
The months with the lowest visibility are February, May, September, October and December (5mi).

Marshall, Virginia, USA

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