August weather forecast
Fayetteville, PA

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Weather in August

The last month of the summer, August, is also a moderately hot month in Fayetteville, Pennsylvania, with an average temperature fluctuating between 81.7°F (27.6°C) and 61.3°F (16.3°C).

Temperature

Fayetteville's shift into August is marked by a subtle change to a still warm 81.7°F (27.6°C) from July's 83.8°F (28.8°C) in temperature. Fayetteville, in August, experiences an average temperature of 61.3°F (16.3°C) at night.

Heat index

During August, the heat index is computed to be a hot 87.8°F (31°C). Fatigue might occur with continuous exposure and activity, potentially causing heat cramps.
Heat index determinations are made taking into account the shade and light air movements. Direct exposure to sunshine could lead to a heat index increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', stands as a testimony to how temperature and humidity combine to impact our sense of warmth. The impact of weather on an individual can be subjective, affected by the person's activity and heat perception, which can vary due to elements including wind, clothing, and metabolic differences. Consider that direct sun exposure can intensify the felt heat, adding potentially 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values hold particular significance for children. Kids often lack the knowledge about the necessity to take breaks and consume liquids. Thirst, as a late symptom of dehydration, necessitates the maintenance of hydration, particularly during enduring physical activities.

Humidity

The average relative humidity in August is 78%.

Rainfall

In Fayetteville, Pennsylvania, during August, the rain falls for 15.8 days and regularly aggregates up to 2.56" (65mm) of precipitation. In Fayetteville, during the entire year, the rain falls for 156 days and collects up to 27.2" (691mm) of precipitation.

Snowfall

June through September are months without snowfall.

Daylight

In August, the average length of the day in Fayetteville is 13h and 42min.
On the first day of August, sunrise is at 6:09 am and sunset at 8:23 pm. On the last day of the month, sunrise is at 6:37 am and sunset at 7:42 pm EDT.

Sunshine

In Fayetteville, the average sunshine in August is 10.1h.

UV index

In Fayetteville, the average daily maximum UV index in August is 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: The maximum UV index, 5 during August, leads to the following recommendations:
Preventative actions are necessary - Recommendations to ward off sunburn are given. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Boost your sun resistance with garments that are densely woven yet spacious.
Updated: Aug 25, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in August?

The average high-temperature and low-temperature during August are 81.7°F (27.6°C) and 61.3°F (16.3°C) respectively. The average heat index (a.k.a. 'apparent temperature', 'real feel'), which combines relative humidity and air temperature, in August is computed to be 87.8°F (31°C).

What is the average humidity in August?

In Fayetteville, the average relative humidity in August is 78%.

How much does it rain in August?

In Fayetteville, in August, it is raining for 15.8 days, with typically 2.56" (65mm) of accumulated precipitation.

When it does not snow?

In Fayetteville, 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 42min.

What time are sunrise and sunset in August?

In August, on the first day of the month, sunrise is at 6:09 am and sunset at 8:23 pm. On the last day of the month, sunrise is at 6:37 am and sunset at 7:42 pm EDT.

How many hours of sunshine does Fayetteville have in August?

In Fayetteville, the average sunshine duration in August is 10.1h.

What is the UV index reading in August?

In Fayetteville, the average daily maximum UV index in August is 5. A UV Index reading of 3 to 5 represents a moderate vulnerability 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
Fayetteville, PA

Average temperature in August - Fayetteville, PA
  • Average high temperature in August: 81.7°F

The warmest month (with the highest average high temperature) is July (83.8°F).
The month with the lowest average high temperature is January (35.1°F).

  • Average low temperature in August: 61.3°F

The month with the highest average low temperature is July (62.4°F).
The coldest month (with the lowest average low temperature) is January (22.1°F).

Average pressure in August
Fayetteville, PA

Average pressure in August - Fayetteville, PA
  • 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 (29.95"Hg).

Average wind speed in August
Fayetteville, PA

Average wind speed in August - Fayetteville, PA
  • Average wind speed in August: 4.5mph

The windiest month (with the highest average wind speed) is January (7.8mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).

Average humidity in August
Fayetteville, PA

Average humidity in August - Fayetteville, PA
  • Average humidity in August: 78%

The months with the highest relative humidity are February and October (80%).
The month with the lowest relative humidity is July (75%).

Average rainfall in August
Fayetteville, PA

Average rainfall in August - Fayetteville, PA
  • Average rainfall in August: 2.56"

The wettest month (with the highest rainfall) is May (2.95").
The driest month (with the least rainfall) is January (1.85").

Average rainfall days in August
Fayetteville, PA

Average rainfall days in August - Fayetteville, PA
  • Average rainfall days in August: 15.8 days

The month with the highest number of rainy days is May (17.3 days).
The month with the least rainy days is January (7.3 days).

Average snowfall in August
Fayetteville, PA

Average snowfall in August - Fayetteville, PA
  • Average snowfall in August: 0"

The month with the highest snowfall is January (4.92").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in August
Fayetteville, PA

Average snowfall days in August - Fayetteville, PA
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (8.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in August /
Average sunshine in August
Fayetteville, PA

Average daylight in August / Average sunshine in August - Fayetteville, PA
  • Average daylight in August: 13h and 4min

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in August: 10h and 1min

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

Average sunshine days in August
Fayetteville, PA

Average sunshine days in August - Fayetteville, PA
  • Average sunshine days in August: 13.3 days

The month with the most sunshine days is November (18.5 days).
The month with the least sunshine days is May (11.6 days).

Average UV index in August
Fayetteville, PA

Average UV index in August - Fayetteville, PA
  • Average UV index in August: 5

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

Average cloud cover in August
Fayetteville, PA

Average cloud cover in August - Fayetteville, PA
  • Average cloud cover in August: 35

The months with the most cloud cover are January, February and December (Cloud cover 52).
The month with the least cloud cover is July (Cloud cover 33).

Average visibility in August
Fayetteville, PA

Average visibility in August - Fayetteville, PA
  • Average visibility in August: 5mi

The months with the highest visibility are April, June, July, November and December (6mi).
The months with the lowest visibility are January, February, March, May, August, September and October (5mi).

Fayetteville, Pennsylvania, USA

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