August weather forecast
Gaines Mill, VA

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Weather in August

The last month of the summer, August, is also a hot month in Gaines Mill, Virginia, with an average temperature ranging between min 68.4°F (20.2°C) and max 88°F (31.1°C).

Temperature

August registers an average high-temperature of a still tropical 88°F (31.1°C), slightly varied from July's 90.3°F (32.4°C). In Gaines Mill, August is marked by an average low-temperature of 68.4°F (20.2°C).

Heat index

In August, the heat index is computed to be a fiery hot 100.4°F (38°C). Undertake special precautions, the probability of heat exhaustion and heat cramps is high. Prolonged activity may provoke heatstroke.
Heat index specifics point out values are for conditions of shade and a slight breeze. Heat index values can rise by 15 Fahrenheit (8 Celsius) degrees when in direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'feels like', unifies temperature and humidity readings to offer a comprehensive feel of warmth. The influence of weather is personal, with a diverse population experiencing it differently due to differences in body mass, stature, and degree of activity. It is noteworthy to mention that direct sunlight exposure can augment the felt temperature, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for children. Children often miss understanding the importance of rest and rehydration. Thirst usually appears late during dehydration - therefore, maintaining hydration, particularly during long physical activities, is essential.
When temperatures rise, the human body turns to perspiration, using the cooling power of evaporating sweat. When relative humidity is on the rise, it curtails evaporation, thereby reducing the heat elimination from the body and causing the feeling of being excessively hot. Accumulating more heat than the body can dissipate leads to an uptick in body temperature, with potential heat stress consequences.

Humidity

In Gaines Mill, Virginia, the average relative humidity in August is 72%.

Rainfall

August is the month with the most rainfall in Gaines Mill. Rain falls for 14.3 days and accumulates 2.05" (52mm) of precipitation.

Snowfall

In Gaines Mill, snow does not fall in May through October.

Daylight

In August, the average length of the day in Gaines Mill is 13h and 34min.
On the first day of August in Gaines Mill, Virginia, sunrise is at 6:13 am and sunset at 8:17 pm. On the last day of the month, sunrise is at 6:39 am and sunset at 7:39 pm EDT.

Sunshine

In Gaines Mill, the average sunshine in August is 10h.

UV index

In August, the average daily maximum UV index is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from unsafe exposure to UV radiation for average individuals.
Note: The maximum UV index of 6 during August translates into these guidelines:
Stay clear of intense sun exposure. Solar protection is of utmost significance. Between 10 a.m. and 4 p.m., UV radiation is strongest. Make an effort to avoid direct sunlight during this time, remembering that shade structures may not provide full sun protection. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is it in Gaines Mill in August?

The average high-temperature and low-temperature in Gaines Mill, Virginia, during August are 88°F (31.1°C) and 68.4°F (20.2°C) respectively. In August, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which factors the actual air temperature with the relative humidity, is computed to be 100.4°F (38°C).

What is the average humidity in August in Gaines Mill?

The average relative humidity in August in Gaines Mill is 72%.

What is the rainiest month in Gaines Mill?

August is the month with the most rainfall. Rain falls for 14.3 days and accumulates 2.05" (52mm) of precipitation.

How much does it rain in Gaines Mill in August?

In Gaines Mill, in August, it is raining for 14.3 days, with typically 2.05" (52mm) of accumulated precipitation.

When it does not snow in Gaines Mill?

In Gaines Mill, snow does not fall in May through October.

What is the average length of the day in August in Gaines Mill?

In Gaines Mill, Virginia, the average day length in August is 13h and 34min.

When is the sunrise / sunset in August in Gaines Mill?

On the first day of August in Gaines Mill, Virginia, sunrise is at 6:13 am and sunset at 8:17 pm. On the last day of the month, sunrise is at 6:39 am and sunset at 7:39 pm EDT.

How long on average sun shines in August in Gaines Mill?

In August, the average sunshine duration in Gaines Mill is 10h.

How high is the UV index in August in Gaines Mill?

In August, the average daily maximum UV index in Gaines Mill is 6. A UV Index of 6 to 7 symbolizes a high hazard to health from exposure to the Sun's 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
Gaines Mill, VA

Average temperature in August - Gaines Mill, VA
  • Average high temperature in August: 88°F

The warmest month (with the highest average high temperature) is July (90.3°F).
The month with the lowest average high temperature is January (44.8°F).

  • Average low temperature in August: 68.4°F

The month with the highest average low temperature is July (69.8°F).
The coldest month (with the lowest average low temperature) is January (29.7°F).

Average pressure in August
Gaines Mill, VA

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

Average wind speed in August
Gaines Mill, VA

Average wind speed in August - Gaines Mill, VA
  • Average wind speed in August: 5.2mph

The windiest month (with the highest average wind speed) is April (7.5mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

Average humidity in August
Gaines Mill, VA

Average humidity in August - Gaines Mill, VA
  • Average humidity in August: 72%

The month with the highest relative humidity is December (78%).
The month with the lowest relative humidity is July (69%).

Average rainfall in August
Gaines Mill, VA

Average rainfall in August - Gaines Mill, VA
  • Average rainfall in August: 2.05"

The wettest month (with the highest rainfall) is August (2.05").
The driest month (with the least rainfall) is September (1.1").

Average rainfall days in August
Gaines Mill, VA

Average rainfall days in August - Gaines Mill, VA
  • Average rainfall days in August: 14.3 days

The month with the highest number of rainy days is May (14.8 days).
The months with the least rainy days are October and November (8.2 days).

Average snowfall in August
Gaines Mill, VA

Average snowfall in August - Gaines Mill, VA
  • Average snowfall in August: 0"

The month with the highest snowfall is March (0.67").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in August
Gaines Mill, VA

Average snowfall days in August - Gaines Mill, VA
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is February (2.4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in August /
Average sunshine in August
Gaines Mill, VA

Average daylight in August / Average sunshine in August - Gaines Mill, 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 0min

The month with the most sunshine is July (Average sunshine: 10h and 30min).
The months with the least sunshine are February and December (Average sunshine: 5h and 12min).

Average sunshine days in August
Gaines Mill, VA

Average sunshine days in August - Gaines Mill, VA
  • Average sunshine days in August: 15.5 days

The months with the most sunshine days are October and December (21.4 days).
The month with the least sunshine days is May (14.4 days).

Average UV index in August
Gaines Mill, VA

Average UV index in August - Gaines Mill, 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
Gaines Mill, VA

Average cloud cover in August - Gaines Mill, VA
  • Average cloud cover in August: 35

The month with the most cloud cover is March (Cloud cover 48).
The month with the least cloud cover is July (Cloud cover 33).

Average visibility in August
Gaines Mill, VA

Average visibility in August - Gaines Mill, VA
  • Average visibility in August: 6mi

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

Gaines Mill, Virginia, USA

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