August weather forecast
Petroleum, WV

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Weather in August

August, the last month of the summer in Petroleum, is another warm month, with an average temperature ranging between min 60.6°F (15.9°C) and max 83.8°F (28.8°C).

Temperature

August notes an average high-temperature of a still warm 83.8°F (28.8°C), subtly differing from July's 84.7°F (29.3°C). August nights in Petroleum indicate a noticeable temperature drop from the daytime highs, with an average reading lowering to a moderate 60.6°F (15.9°C).

Heat index

The average heat index in August is estimated at a tropical 93.2°F (34°C). Undertake extra safety actions, heat cramps and heat exhaustion are expected. Heatstroke may result from lengthy activity.
Observations indicate that the heat index values are for shady locations with light wind. 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 'apparent temperature', is a measure of how hot it feels when the actual air humidity is factored in. The individual's impression of temperature can be affected by numerous factors such as metabolic variations, physical exertion, and attire. One's exposure to direct sunlight has the potential to intensify the heat sensation, increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Young individuals are generally in more danger than adults due to their lower capacity to sweat. Moreover, their large skin surface in relation to their small bodies and the increased heat generation from their activities makes them more vulnerable.

Humidity

The months with the lowest humidity are June through August and November, with an average relative humidity of 77%.

Rainfall

In August, the rain falls for 16.6 days. Throughout August, 2.64" (67mm) of precipitation is accumulated. Throughout the year, there are 187.2 rainfall days, and 37.13" (943mm) of precipitation is accumulated.

Snowfall

May through September are months without snowfall in Petroleum, West Virginia.

Daylight

The average length of the day in August in Petroleum, West Virginia, is 13h and 40min.
On the first day of the month, sunrise is at 6:26 am and sunset at 8:36 pm. On the last day of August, in Petroleum, sunrise is at 6:53 am and sunset at 7:56 pm EDT.

Sunshine

The month with the most sunshine in Petroleum, West Virginia, is August, with an average of 10.1h of sunshine.

UV index

The months with the highest UV index are June through August, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high threat to health from exposure to the Sun's UV rays for average individuals.
Note: The maximum daily UV index of 6 during August translates into the following directions:
Follow precautions and abide by sun safety rules. Deterrence of sunburn is imperative. Be aware that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. and try to reduce direct sun exposure during this period as much as possible. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized.
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Frequently asked questions

How hot is August in Petroleum?

An average high-temperature, in August, in Petroleum, is 83.8°F (28.8°C) and the average low-temperature is 60.6°F (15.9°C). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which factors the actual air temperature with the relative humidity, in August is estimated at 93.2°F (34°C).

What are the least humid months in Petroleum?

June through August and November, with an average relative humidity of 77%, are the least humid months.

What is the average humidity in August in Petroleum?

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

How many days does it rain in August in Petroleum?

In Petroleum, West Virginia, in August, during 16.6 rainfall days, 2.64" (67mm) of precipitation is typically accumulated.

When it does not snow in Petroleum?

In Petroleum, snow does not fall in May through September.

How many hours of daylight does Petroleum have in August?

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

What time are sunrise and sunset in August in Petroleum?

On the first day of August, sunrise is at 6:26 am and sunset at 8:36 pm. On the last day of the month, sunrise is at 6:53 am and sunset at 7:56 pm EDT.

What month has the most sunshine in Petroleum?

With an average of 10.1h of sunshine, August has the most sunshine of the year in Petroleum, West Virginia.

How long on average sun shines in August in Petroleum?

In Petroleum, West Virginia, the average sunshine duration in August is 10.1h.

When is the highest UV index in Petroleum?

June through August, with an average maximum UV index of 6, are months with the highest UV index in Petroleum, West Virginia.

What is the UV index reading in August in Petroleum?

The average daily maximum UV index in August in Petroleum, West Virginia, is 6. A UV Index estimate of 6 to 7 represents a high hazard to health from unsafe 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
Petroleum, WV

Average temperature in August - Petroleum, WV
  • Average high temperature in August: 83.8°F

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (36.7°F).

  • Average low temperature in August: 60.6°F

The month with the highest average low temperature is July (62.8°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).

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Average pressure in August
Petroleum, WV

Average pressure in August - Petroleum, WV
  • Average pressure in August: 30.01"Hg

The month with the highest atmospheric pressure is November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).

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Average wind speed in August
Petroleum, WV

Average wind speed in August - Petroleum, WV
  • Average wind speed in August: 4mph

The windiest months (with the highest average wind speed) are January and February (6.6mph).
The calmest month (with the lowest average wind speed) is August (4mph).

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Average humidity in August
Petroleum, WV

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

The months with the highest relative humidity are January and February (83%).
The months with the lowest relative humidity are June, July, August and November (77%).

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Average rainfall in August
Petroleum, WV

Average rainfall in August - Petroleum, WV
  • Average rainfall in August: 2.64"

The wettest month (with the highest rainfall) is May (4.13").
The driest month (with the least rainfall) is September (2.13").

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Average rainfall days in August
Petroleum, WV

Average rainfall days in August - Petroleum, WV
  • Average rainfall days in August: 16.6 days

The month with the highest number of rainy days is May (20.7 days).
The month with the least rainy days is November (12.2 days).

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Average snowfall in August
Petroleum, WV

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

The month with the highest snowfall is January (5.87").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in August
Petroleum, WV

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

The month with the highest number of snowfall days is January (15.4 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in August / Average sunshine in August - Petroleum, 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 30min).

  • Average sunshine in August: 10h and 1min

The month with the most sunshine is August (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 3h and 18min).

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Average sunshine days in August
Petroleum, WV

Average sunshine days in August - Petroleum, WV
  • Average sunshine days in August: 12.3 days

The month with the most sunshine days is November (15.5 days).
The month with the least sunshine days is February (8.2 days).

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Average UV index in August
Petroleum, WV

Average UV index in August - Petroleum, WV
  • Average UV index in August: 6

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

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Average cloud cover in August
Petroleum, WV

Average cloud cover in August - Petroleum, WV
  • Average cloud cover in August: 34

The month with the most cloud cover is January (Cloud cover 66).
The month with the least cloud cover is August (Cloud cover 34).

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Average visibility in August
Petroleum, WV

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

The month with the highest visibility is November (6mi).
The month with the lowest visibility is January (4mi).

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Petroleum, West Virginia, USA

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