August weather forecast
Fairmont, WV

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Weather in August

As August rolls into Fairmont, the heat of July continues, albeit with a bit of evening coolness creeping in. It is a hint of the approaching Fall, a season awaited by many with excitement. The rainfall is minimal, the lowest being 2.32" (59mm) for the entire year. Overall, the days remain warm and the evenings pleasantly cool. In summary, August endows Fairmont with a delightful balance between the remnants of Summer and the upcoming Fall.

Temperature

Fairmont's shift into August is marked by a subtle change to a still warm 81.9°F (27.7°C) from July's 82.9°F (28.3°C) in temperature. Despite a noticeable differential from daytime highs, Fairmont notes an average nighttime low-temperature of 58.6°F (14.8°C) in August.

Heat index

The heat index for August is evaluated at a tropical 87.8°F (31°C). Persistently participating in activities during exposure may lead to fatigue and induce heat cramps.
Consider that heat index readings are for situations in the shade and light wind. Exposure to the sun directly might heighten the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', is an amalgamation of air temperature and humidity to express the equivalent perceived temperature. The perception of temperature can be subjective, varying based on activity and individual heat sensitivity, influenced by factors like wind, attire, and metabolic variations. One must note that being under the direct sun can escalate the heat's effects, with the heat index possibly rising by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to children. Kids generally face higher risks than adults as they sweat less. Along with their large skin surface compared to their small bodies and higher heat production due to their activities, their vulnerability is increased.

Humidity

With an average relative humidity of 77%, August is the least humid month.

Rainfall

In Fairmont, in August, it is raining for 16.1 days, with typically 2.32" (59mm) of accumulated precipitation. Throughout the year, there are 182.4 rainfall days, and 36.1" (917mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall.

Daylight

In Fairmont, the average length of the day in August is 13h and 40min.
On the first day of the month, sunrise is at 6:20 am and sunset at 8:32 pm. On the last day of August, sunrise is at 6:48 am and sunset at 7:52 pm EDT.

Sunshine

August has the most sunshine of the year, with an average of 9.9h of sunshine.

UV index

The average daily maximum UV index in August is 5. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for the ordinary person.
Note: The maximum daily UV index, 5 in August, converts into the following recommendations:
Take necessary precautions - Defending against sun damage is advocated. The midday Sun can be harmful due to its potent UV radiation; seek shade and reduce exposure. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
Updated: Aug 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in August?

In August, the average high-temperature and low-temperature are 81.9°F (27.7°C) and 58.6°F (14.8°C) respectively. In August, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which combines relative humidity and air temperature, is evaluated at 87.8°F (31°C).

What is the least humid month?

August is the least humid month in Fairmont, with an average relative humidity of 77%.

What is the average humidity in August?

In Fairmont, the average relative humidity in August is 77%.

How many days does it rain in August in Fairmont?

In August, in Fairmont, the rain falls for 16.1 days. Throughout August, 2.32" (59mm) of precipitation is accumulated.

When it does not snow?

In Fairmont, snow does not fall in June through September.

What is the average length of the day in August?

In Fairmont, the average day length in August is 13h and 40min.

When are sunrise and sunset in August?

In August, on the first day of the month, sunrise is at 6:20 am and sunset at 8:32 pm. On the last day of the month, sunrise is at 6:48 am and sunset at 7:52 pm EDT.

What month has the most sunshine?

With an average of 9.9h of sunshine, August has the most sunshine of the year.

How long on average sun shines in August?

The average sunshine duration in August is 9.9h.

What is the UV index reading in August?

The average daily maximum UV index in August is 5. A UV Index value of 3 to 5 symbolizes a moderate health threat 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
Fairmont, WV

Average temperature in August - Fairmont, WV
  • Average high temperature in August: 81.9°F

The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (35.6°F).

  • Average low temperature in August: 58.6°F

The month with the highest average low temperature is July (61°F).
The coldest month (with the lowest average low temperature) is January (21.9°F).

Average pressure in August
Fairmont, WV

Average pressure in August - Fairmont, WV
  • 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 (29.96"Hg).

Average wind speed in August
Fairmont, WV

Average wind speed in August - Fairmont, WV
  • Average wind speed in August: 4.2mph

The windiest months (with the highest average wind speed) are January and February (7mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).

Average humidity in August
Fairmont, WV

Average humidity in August - Fairmont, WV
  • Average humidity in August: 77%

The months with the highest relative humidity are January and February (84%).
The month with the lowest relative humidity is August (77%).

Average rainfall in August
Fairmont, WV

Average rainfall in August - Fairmont, WV
  • Average rainfall in August: 2.32"

The wettest month (with the highest rainfall) is May (4.21").
The driest month (with the least rainfall) is September (2.13").

Average rainfall days in August
Fairmont, WV

Average rainfall days in August - Fairmont, WV
  • Average rainfall days in August: 16.1 days

The month with the highest number of rainy days is May (20.3 days).
The month with the least rainy days is January (10.8 days).

Average snowfall in August
Fairmont, WV

Average snowfall in August - Fairmont, WV
  • Average snowfall in August: 0"

The month with the highest snowfall is January (7.28").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in August
Fairmont, WV

Average snowfall days in August - Fairmont, WV
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (16.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in August /
Average sunshine in August
Fairmont, WV

Average daylight in August / Average sunshine in August - Fairmont, WV
  • 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 24min).

  • Average sunshine in August: 9h and 5min

The month with the most sunshine is August (Average sunshine: 9h and 54min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).

Average sunshine days in August
Fairmont, WV

Average sunshine days in August - Fairmont, WV
  • Average sunshine days in August: 13.3 days

The month with the most sunshine days is November (14.5 days).
The month with the least sunshine days is January (6.8 days).

Average UV index in August
Fairmont, WV

Average UV index in August - Fairmont, WV
  • Average UV index in August: 5

The months with the highest UV index are May, June and July (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in August
Fairmont, WV

Average cloud cover in August - Fairmont, WV
  • Average cloud cover in August: 36

The month with the most cloud cover is January (Cloud cover 69).
The month with the least cloud cover is August (Cloud cover 36).

Average visibility in August
Fairmont, WV

Average visibility in August - Fairmont, WV
  • Average visibility in August: 5mi

The months with the highest visibility are March, April, May, June, July, August, September, October, November and December (5mi).
The months with the lowest visibility are January and February (4mi).

Fairmont, West Virginia, USA

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