August weather forecast
Yerkes, PA

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Weather in August

The last month of the summer, August, is also a moderately hot month in Yerkes, Pennsylvania, with temperature in the range of an average high of 82.8°F (28.2°C) and an average low of 65.5°F (18.6°C).

Temperature

The weather during August records an average high-temperature of a still warm 82.8°F (28.2°C), closely mirroring the preceding month. The average low-temperature during August nights is a refreshing 65.5°F (18.6°C).

Heat index

In August, the heat index is computed to be a tropical 89.6°F (32°C). If one sustains activity during exposure, it could lead to a sense of fatigue, with a chance of heat cramps.
Heat index guidelines indicate values are for light wind scenarios and shaded regions. With direct sunlight, the heat index could increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is a composite of temperature and humidity figures to convey how warm it feels. An individual's perception of weather can be swayed by a variety of elements including metabolic differences, pregnancy status, and their level of physical exertion. Understand that direct sun rays can influence the weather's impact, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Youngsters are usually more at risk than adults, considering they sweat less. Additionally, their high skin surface area compared to their little bodies and their high heat production due to activity increases their risk.

Humidity

In August, the average relative humidity is 75%.

Rainfall

The month with the most rainfall in Yerkes, Pennsylvania, is August, when the rain falls for 13.5 days and typically aggregates up to 1.77" (45mm) of precipitation.

Snowfall

In Yerkes, snow does not fall in April through October.

Daylight

The average length of the day in August is 13h and 43min.
On the first day of August in Yerkes, sunrise is at 6:00 am and sunset at 8:15 pm. On the last day of the month, sunrise is at 6:29 am and sunset at 7:34 pm EDT.

Sunshine

In Yerkes, Pennsylvania, the average sunshine in August is 10h.

UV index

The months with the highest UV index in Yerkes are May through August, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV radiation for ordinary individuals.
Note: In August, a regular UV index of 6 translates into these guidelines:
Uphold preventive measures and conform to sun safety guidelines. Defending against skin and eye harm is crucial. Between 10 a.m. and 4 p.m., the Sun emits the most powerful UV radiation. Limit direct exposure to the Sun during these hours. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
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Frequently asked questions

Is it hot in Yerkes during August?

During August, Yerkes experiences an average high-temperature of 82.8°F (28.2°C) and a low-temperature of 65.5°F (18.6°C). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which factors the actual air temperature with the relative humidity, in August is computed to be 89.6°F (32°C).

What is the average humidity in August in Yerkes?

In August, the average relative humidity in Yerkes, Pennsylvania, is 75%.

What is the wettest month in Yerkes?

The month with the most rainfall is August, when the rain falls for 13.5 days and typically aggregates up to 1.77" (45mm) of precipitation.

How many days does it rain in August in Yerkes?

In Yerkes, in August, it is raining for 13.5 days, with typically 1.77" (45mm) of accumulated precipitation.

When it does not snow in Yerkes?

In Yerkes, snow does not fall in April through October.

What is the average length of the day in August in Yerkes?

In August, the average day length in Yerkes is 13h and 43min.

When is the sunrise / sunset in August in Yerkes?

In August, on the first day of the month, sunrise is at 6:00 am and sunset at 8:15 pm. On the last day of the month, in Yerkes, Pennsylvania, sunrise is at 6:29 am and sunset at 7:34 pm EDT.

How long on average sun shines in August in Yerkes?

The average sunshine duration in August in Yerkes, Pennsylvania, is 10h.

When is the highest UV index in Yerkes?

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

What is the UV index reading in August in Yerkes?

In August, the average daily maximum UV index is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability 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
Yerkes, PA

Average temperature in August - Yerkes, PA
  • Average high temperature in August: 82.8°F

The warmest month (with the highest average high temperature) is July (85.1°F).
The month with the lowest average high temperature is January (36°F).

  • Average low temperature in August: 65.5°F

The month with the highest average low temperature is July (66.7°F).
The coldest month (with the lowest average low temperature) is January (23.9°F).

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Average pressure in August
Yerkes, PA

Average pressure in August - Yerkes, PA
  • Average pressure in August: 29.99"Hg

The month with the highest atmospheric pressure is November (30.12"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

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Average wind speed in August
Yerkes, PA

Average wind speed in August - Yerkes, PA
  • Average wind speed in August: 5.2mph

The windiest month (with the highest average wind speed) is March (8.3mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

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Average humidity in August
Yerkes, PA

Average humidity in August - Yerkes, PA
  • Average humidity in August: 75%

The month with the highest relative humidity is February (80%).
The months with the lowest relative humidity are April and July (74%).

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Average rainfall in August
Yerkes, PA

Average rainfall in August - Yerkes, PA
  • Average rainfall in August: 1.77"

The wettest month (with the highest rainfall) is August (1.77").
The driest month (with the least rainfall) is February (0.75").

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Average rainfall days in August
Yerkes, PA

Average rainfall days in August - Yerkes, PA
  • Average rainfall days in August: 13.5 days

The month with the highest number of rainy days is May (15.3 days).
The month with the least rainy days is January (6.9 days).

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Average snowfall in August
Yerkes, PA

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

The months with the highest snowfall are January and February (0.59").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in August
Yerkes, PA

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

The month with the highest number of snowfall days is February (4.9 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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

Average daylight in August / Average sunshine in August - Yerkes, 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 0min

The month with the most sunshine is July (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

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Average sunshine days in August
Yerkes, PA

Average sunshine days in August - Yerkes, PA
  • Average sunshine days in August: 14.7 days

The month with the most sunshine days is January (20.7 days).
The month with the least sunshine days is June (12.8 days).

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Average UV index in August
Yerkes, PA

Average UV index in August - Yerkes, PA
  • Average UV index in August: 6

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

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Average cloud cover in August
Yerkes, PA

Average cloud cover in August - Yerkes, PA
  • Average cloud cover in August: 34

The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 32).

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Average visibility in August
Yerkes, PA

Average visibility in August - Yerkes, PA
  • Average visibility in August: 6mi

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

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Yerkes, Pennsylvania, USA

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