August weather forecast
Princeton, WV

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Weather in August

August carries forth the summer’s warmth in Princeton, West Virginia. Conditions remain somewhat stable from July, with slightly decreased high temperatures, averaging about 80.8°F (27.1°C). Residents revel in the generous daylight hours that enhance the enjoyment of outdoor activities. Although there's a slight drop in temperature, August remains a hot month. As summer winds down, August serves as a gentle reminder to make the most of the remaining sunny days.

Temperature

The introduction of August sees an average high-temperature of a still warm 80.8°F (27.1°C), hardly deviating from July. Princeton documents a significant temperature variance in August, with the mean nighttime lows settling at a refreshing 57.6°F (14.2°C).

Heat index

For August, the heat index is estimated at a tropical 86°F (30°C). If exposure and activity are sustained, they might cause a feeling of weariness, resulting in heat cramps.
It is crucial to understand that heat index figures are for shade and gentle wind conditions. The direct sunshine could escalate the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', is a composite of temperature and humidity figures to convey how warm it feels. The experience of temperature can be subjective, varying based on the individual's activity and heat perception, influenced by factors like wind, attire, and metabolic variations. In direct sunlight, the heat's impact can be heightened, potentially leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular significance for children. Young ones regularly neglect the requirement for rest and fluid replenishment. Thirst is a late stage of dehydration - so, it is necessary to keep hydrated, particularly during extended periods of physical exertion.

Humidity

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

Rainfall

In August, the rain falls for 17.3 days. Throughout August, 2.13" (54mm) of precipitation is accumulated. In Princeton, West Virginia, during the entire year, the rain falls for 174.7 days and collects up to 29.96" (761mm) of precipitation.

Snowfall

June through September are months without snowfall.

Daylight

In August, the average length of the day is 13h and 33min.
On the first day of August, sunrise is at 6:29 am and sunset at 8:31 pm. On the last day of the month, sunrise is at 6:54 am and sunset at 7:54 pm EDT.

Sunshine

The average sunshine in August is 10.1h.

UV index

In Princeton, the average daily maximum UV index in August is 5. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for the average person.
Note: The daily maximum UV index of 5 in August interprets into the following advice:
Guard yourself - Avoiding sunburn is suggested. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.
Updated: Aug 22, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Princeton in August?

In August, in Princeton, the average high-temperature is 80.8°F (27.1°C), and the average low-temperature is 57.6°F (14.2°C). In August, the average heat index (a.k.a. 'real feel', 'feels like'), which combines air temperature and relative humidity, is estimated at 86°F (30°C).

What are the least humid months?

April, 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 Princeton, the average relative humidity in August is 77%.

How many days does it rain in August in Princeton?

In Princeton, during August, the rain falls for 17.3 days and regularly aggregates up to 2.13" (54mm) of precipitation.

When it does not snow?

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

What is the average length of the day in August?

The average day length in August is 13h and 33min.

When is the sunrise / sunset in August?

On the first day of August, sunrise is at 6:29 am and sunset at 8:31 pm. On the last day of the month, sunrise is at 6:54 am and sunset at 7:54 pm EDT.

How many hours of sunshine does Princeton have in August?

In August, the average sunshine duration is 10.1h.

How high is the UV index in August?

The average daily maximum UV index in August is 5. A UV Index estimate of 3 to 5 represents a medium hazard to health 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
Princeton, WV

Average temperature in August - Princeton, WV
  • Average high temperature in August: 80.8°F

The warmest month (with the highest average high temperature) is July (81.9°F).
The month with the lowest average high temperature is January (37.9°F).

  • Average low temperature in August: 57.6°F

The month with the highest average low temperature is July (59.5°F).
The coldest month (with the lowest average low temperature) is January (23.7°F).

Average pressure in August
Princeton, WV

Average pressure in August - Princeton, WV
  • Average pressure in August: 30.03"Hg

The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).

Average wind speed in August
Princeton, WV

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

The windiest month (with the highest average wind speed) is January (7.9mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).

Average humidity in August
Princeton, WV

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

The month with the highest relative humidity is February (82%).
The months with the lowest relative humidity are April, June, July, August and November (77%).

Average rainfall in August
Princeton, WV

Average rainfall in August - Princeton, WV
  • Average rainfall in August: 2.13"

The wettest month (with the highest rainfall) is May (3.35").
The driest month (with the least rainfall) is September (1.5").

Average rainfall days in August
Princeton, WV

Average rainfall days in August - Princeton, WV
  • Average rainfall days in August: 17.3 days

The month with the highest number of rainy days is July (19.4 days).
The month with the least rainy days is January (10 days).

Average snowfall in August
Princeton, WV

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

The month with the highest snowfall is December (6.18").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in August
Princeton, WV

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

The month with the highest number of snowfall days is January (11.2 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in August / Average sunshine in August - Princeton, WV
  • 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 1min

The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 24min).

Average sunshine days in August
Princeton, WV

Average sunshine days in August - Princeton, WV
  • Average sunshine days in August: 11.9 days

The month with the most sunshine days is November (16.5 days).
The months with the least sunshine days are February and May (9.8 days).

Average UV index in August
Princeton, WV

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

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

Average cloud cover in August
Princeton, WV

Average cloud cover in August - Princeton, WV
  • Average cloud cover in August: 37

The month with the most cloud cover is January (Cloud cover 58).
The month with the least cloud cover is July (Cloud cover 36).

Average visibility in August
Princeton, WV

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

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

Princeton, West Virginia, USA

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