August weather forecastFairmont, WV
August
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.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
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: 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: 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: 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: 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: 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: 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: 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: 13h and 42min
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 54min
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: 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: 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: 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: 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).





