August weather forecast
Atglen, PA

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Weather in August

August, the last month of the summer in Atglen, is another warm month, with an average temperature ranging between max 81.1°F (27.3°C) and min 64.2°F (17.9°C).

Temperature

The advent of August reveals an average high-temperature of a still warm 81.1°F (27.3°C), showing minimal difference from the prior month. Throughout the August nights, Atglen encounters a low-temperature of 64.2°F (17.9°C).

Heat index

For most parts of August, the heat index is estimated at a hot 86°F (30°C). Prolonged exposure and physical activity might induce exhaustion, potentially causing heat cramps.
Heat index specifics point out values are for conditions of shade and a slight breeze. Exposure to direct sunlight may make the heat index values climb by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', is a value derived by merging air temperature with the humidity to convey how the climate feels. This impact is subjective, influenced by the person's physical activity and individual heat perception, affected by factors including wind, attire, and metabolic differences. Exposure to direct sun rays can influence the heat you feel, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular significance for children. Children often fail to recognize the requirement to rest and rehydrate. Thirst, being a late symptom of dehydration, underlines the importance of maintaining hydration, especially during ongoing physical activities.

Humidity

In Atglen, the average relative humidity in August is 79%.

Rainfall

The month with the most rainfall is August, when the rain falls for 14.8 days and typically aggregates up to 2.72" (69mm) of precipitation.

Snowfall

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

Daylight

In August, the average length of the day is 13h and 42min.
On the first day of the month, sunrise is at 6:03 am and sunset at 8:17 pm. On the last day of August, sunrise is at 6:31 am and sunset at 7:36 pm EDT.

Sunshine

In August, the average sunshine in Atglen is 9.8h.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health risk from unprotected exposure to Sun's UV rays for the average person.
Note: The maximum UV index, 6 during August, leads to the following recommendations:
Endorse precautions and be consistent with sun safety guidelines. Preventing sunburn is paramount. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is particularly strong, noting that parasols or canopies may not offer total sun protection. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.

Frequently asked questions

What are the temperatures in August?

During August, Atglen experiences an average high-temperature of 81.1°F (27.3°C) and a low-temperature of 64.2°F (17.9°C). In August, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, is estimated at 86°F (30°C).

What is the average humidity in August?

The average relative humidity in August is 79%.

What is the wettest month?

August is the month with the most rainfall. Rain falls for 14.8 days and accumulates 2.72" (69mm) of precipitation.

How many days does it rain in August?

In Atglen, in August, it is raining for 14.8 days, with typically 2.72" (69mm) of accumulated precipitation.

When it does not snow in Atglen?

June through September are months without snowfall.

What is the average length of the day in August?

In August, the average day length is 13h and 42min.

When is the sunrise / sunset in August?

In August, on the first day of the month, sunrise is at 6:03 am and sunset at 8:17 pm. On the last day of the month, in Atglen, sunrise is at 6:31 am and sunset at 7:36 pm EDT.

How many hours of sunshine does Atglen have in August?

In Atglen, the average sunshine duration in August is 9.8h.

When is the highest UV index?

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

How high is the UV index in August?

In Atglen, Pennsylvania, the average daily maximum UV index in August is 6. A UV Index of 6 to 7 symbolizes a high health threat 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
Atglen, PA

Average temperature in August - Atglen, PA
  • Average high temperature in August: 81.1°F

The warmest month (with the highest average high temperature) is July (83.5°F).
The month with the lowest average high temperature is January (35.6°F).

  • Average low temperature in August: 64.2°F

The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (23.4°F).

Average pressure in August
Atglen, PA

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

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in August
Atglen, PA

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

The windiest months (with the highest average wind speed) are January, February and March (8.8mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

Average humidity in August
Atglen, PA

Average humidity in August - Atglen, PA
  • Average humidity in August: 79%

The months with the highest relative humidity are May and October (81%).
The month with the lowest relative humidity is April (76%).

Average rainfall in August
Atglen, PA

Average rainfall in August - Atglen, PA
  • Average rainfall in August: 2.72"

The wettest month (with the highest rainfall) is August (2.72").
The driest month (with the least rainfall) is February (1.14").

Average rainfall days in August
Atglen, PA

Average rainfall days in August - Atglen, PA
  • Average rainfall days in August: 14.8 days

The month with the highest number of rainy days is July (16.8 days).
The month with the least rainy days is January (6.4 days).

Average snowfall in August
Atglen, PA

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

The month with the highest snowfall is March (2.32").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in August
Atglen, PA

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

The month with the highest number of snowfall days is January (5.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in August / Average sunshine in August - Atglen, 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: 9h and 5min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).

Average sunshine days in August
Atglen, PA

Average sunshine days in August - Atglen, PA
  • Average sunshine days in August: 13.2 days

The month with the most sunshine days is November (20 days).
The month with the least sunshine days is July (12.4 days).

Average UV index in August
Atglen, PA

Average UV index in August - Atglen, 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).

Average cloud cover in August
Atglen, PA

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

The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is July (Cloud cover 33).

Average visibility in August
Atglen, PA

Average visibility in August - Atglen, 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).

Atglen, Pennsylvania, USA

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