August weather forecast
Gassaway, WV

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Weather in August

The last month of the summer, August, is also a moderately hot month in Gassaway, West Virginia, with an average temperature ranging between min 59.4°F (15.2°C) and max 81.5°F (27.5°C).

Temperature

Gassaway records a slight change with August's average high-temperatures adjusting to a still warm 81.5°F (27.5°C) from July's 82.2°F (27.9°C). In the face of high daytime temperatures, Gassaway witnesses a consistent average nighttime low of 59.4°F (15.2°C) during August.

Heat index

For most parts of August, the heat index is evaluated at a tropical 87.8°F (31°C). If activity and exposure persist, they could induce fatigue, leading to possible heat cramps.
Take into consideration that the heat index values are calculated for shade and light wind conditions. Direct sunlight might lead to a heat index increase by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', gives an indication of how one might feel in terms of heat after considering humidity. Elements such as metabolic variations, pregnancy, and physical exertion can influence one's weather perception. Be mindful that being in direct sunlight might mean feeling hotter, with the heat index rising by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular importance for children. Children regularly disregard the necessity to rest and replenish fluids. Thirst is a late symptom of dehydration - thus, maintaining hydration, particularly during long-lasting physical activities, is essential.

Humidity

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

Rainfall

In August, the rain falls for 16.3 days. Throughout August, 2.64" (67mm) of precipitation is accumulated. Throughout the year, there are 195.1 rainfall days, and 38.98" (990mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall.

Daylight

The average length of the day in August is 13h and 38min.
On the first day of the month, sunrise is at 6:25 am and sunset at 8:33 pm. On the last day of August, sunrise is at 6:52 am and sunset at 7:54 pm EDT.

Sunshine

With an average of 10.3h of sunshine, August has the most sunshine of the year.

UV index

July and August, with an average maximum UV index of 6, are months with the highest UV index in Gassaway. A UV Index of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV radiation for the average person.
Note: The maximum UV index of 6 during August translates into these guidelines:
Follow precautions and abide by sun safety rules. Deterrence of sunburn is imperative. Seek shade and limit direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Keep in mind that shade structures like parasols or canopies do not offer complete sun protection. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.
Updated: Aug 19, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in August?

During August, Gassaway experiences an average high-temperature of 81.5°F (27.5°C) and a low-temperature of 59.4°F (15.2°C). The average heat index (a.k.a. 'real feel', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, in August is evaluated at 87.8°F (31°C).

What are the least humid months?

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

What is the average humidity in August?

The average relative humidity in August is 77%.

How many days does it rain in August?

In Gassaway, during August, the rain falls for 16.3 days and regularly aggregates up to 2.64" (67mm) of precipitation.

When it does not snow?

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

What is the average length of the day in August?

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

What time are sunrise and sunset in August?

In August, on the first day of the month, sunrise is at 6:25 am and sunset at 8:33 pm. On the last day of the month, in Gassaway, sunrise is at 6:52 am and sunset at 7:54 pm EDT.

What month has the most sunshine?

August has the most sunshine of the year, with an average of 10.3h of sunshine.

How long on average sun shines in August?

The average sunshine duration in August is 10.3h.

When is the highest UV index?

The months with the highest UV index are July and August, with an average maximum UV index of 6.

How high is the UV index in August?

In Gassaway, the average daily maximum UV index in August is 6. A UV Index reading of 6 to 7 represents a high health threat 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
Gassaway, WV

Average temperature in August - Gassaway, WV
  • Average high temperature in August: 81.5°F

The warmest month (with the highest average high temperature) is July (82.2°F).
The month with the lowest average high temperature is January (36.5°F).

  • Average low temperature in August: 59.4°F

The month with the highest average low temperature is July (61°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).

Average pressure in August
Gassaway, WV

Average pressure in August - Gassaway, 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 (29.97"Hg).

Average wind speed in August
Gassaway, WV

Average wind speed in August - Gassaway, WV
  • Average wind speed in August: 4.1mph

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 (4.1mph).

Average humidity in August
Gassaway, WV

Average humidity in August - Gassaway, 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, August and November (77%).

Average rainfall in August
Gassaway, WV

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

The wettest month (with the highest rainfall) is May (4.37").
The driest month (with the least rainfall) is September (1.93").

Average rainfall days in August
Gassaway, WV

Average rainfall days in August - Gassaway, WV
  • Average rainfall days in August: 16.3 days

The month with the highest number of rainy days is May (21.5 days).
The month with the least rainy days is February (12.9 days).

Average snowfall in August
Gassaway, WV

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

The month with the highest snowfall is January (8.46").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in August
Gassaway, WV

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

The month with the highest number of snowfall days is January (16.5 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in August / Average sunshine in August - Gassaway, WV
  • 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 2min

The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 42min).

Average sunshine days in August
Gassaway, WV

Average sunshine days in August - Gassaway, WV
  • Average sunshine days in August: 11.3 days

The month with the most sunshine days is October (14.3 days).
The months with the least sunshine days are January and February (7.3 days).

Average UV index in August
Gassaway, WV

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

The months with the highest UV index are 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
Gassaway, WV

Average cloud cover in August - Gassaway, WV
  • Average cloud cover in August: 33

The month with the most cloud cover is January (Cloud cover 64).
The month with the least cloud cover is August (Cloud cover 33).

Average visibility in August
Gassaway, WV

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

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

Gassaway, West Virginia, USA

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