August weather forecast
Penbrook, PA

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Weather in August

The last month of the summer, August, is another warm month in Penbrook, Pennsylvania, with temperature in the range of an average low of 61.9°F (16.6°C) and an average high of 81.5°F (27.5°C).

Temperature

The shift to August signals an average high-temperature of a still warm 81.5°F (27.5°C), subtly varied from July's 83.8°F (28.8°C). Penbrook observes an average nighttime temperature of 61.9°F (16.6°C) during August.

Heat index

In August, the average heat index is computed to be a hot 87.8°F (31°C). Uninterrupted exposure and activity might result in fatigue, potentially causing heat cramps.
It is important to note that the heat index values are for shaded areas and light wind scenarios. Direct sunlight might cause an increase of up to 15 Fahrenheit (8 Celsius) degrees in the heat index.
Note: The heat index, also known as 'apparent temperature' or 'real feel', blends air temperature and moisture content to represent the felt temperature to humans. Factors such as metabolic variations, being pregnant, and physical activity can impact an individual's weather perception. When in direct sunlight, one should be cautious as it can raise the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Kids frequently ignore the importance of taking a break and rehydrating. Thirst is a late symptom of dehydration - thus, it is crucial to stay hydrated, especially during long-lasting physical activities.

Humidity

In August, the average relative humidity is 77%.

Rainfall

The month with the most rainfall is August, when the rain falls for 12.3 days and typically aggregates up to 1.3" (33mm) of precipitation.

Snowfall

May through October are months without snowfall.

Daylight

In Penbrook, the average length of the day in August is 13h and 43min.
On the first day of the month, sunrise is at 6:05 am and sunset at 8:21 pm. On the last day of August, sunrise is at 6:34 am and sunset at 7:40 pm EDT.

Sunshine

In August, the average sunshine is 10.2h.

UV index

In Penbrook, the average daily maximum UV index in August is 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: A maximum UV index of 5 in August translates into the following recommendations:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. Exposing oneself to the midday Sun can be harmful due to the strong UV radiation; limit your time outside. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.
Updated: Jul 20, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average August temperature?

In Penbrook, in August, the average high-temperature is 81.5°F (27.5°C), and the average low-temperature is 61.9°F (16.6°C). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which combines air temperature and relative humidity, in August is computed to be 87.8°F (31°C).

What is the average humidity in August?

In August, the average relative humidity is 77%.

What is the rainiest month?

The month with the most rainfall is August, when the rain falls for 12.3 days and typically aggregates up to 1.3" (33mm) of precipitation.

How much does it rain in August?

In Penbrook, during August, the rain falls for 12.3 days and regularly aggregates up to 1.3" (33mm) of precipitation.

When it does not snow?

May through October are months without snowfall.

What is the average length of the day in August?

The average day length in August is 13h and 43min.

When is the sunrise / sunset in August?

On the first day of August in Penbrook, sunrise is at 6:05 am and sunset at 8:21 pm. On the last day of the month, sunrise is at 6:34 am and sunset at 7:40 pm EDT.

How long on average sun shines in August?

In August, the average sunshine duration in Penbrook is 10.2h.

How high is the UV index in August?

In August, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a moderate 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
Penbrook, PA

Average temperature in August - Penbrook, PA
  • Average high temperature in August: 81.5°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: 61.9°F

The month with the highest average low temperature is July (63.5°F).
The coldest month (with the lowest average low temperature) is January (22.1°F).

Average pressure in August
Penbrook, PA

Average pressure in August - Penbrook, PA
  • Average pressure in August: 30"Hg

The month with the highest atmospheric pressure is November (30.13"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

Average wind speed in August
Penbrook, PA

Average wind speed in August - Penbrook, PA
  • Average wind speed in August: 4.8mph

The windiest month (with the highest average wind speed) is March (8.2mph).
The calmest months (with the lowest average wind speed) are July and August (4.8mph).

Average humidity in August
Penbrook, PA

Average humidity in August - Penbrook, PA
  • Average humidity in August: 77%

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

Average rainfall in August
Penbrook, PA

Average rainfall in August - Penbrook, PA
  • Average rainfall in August: 1.3"

The wettest month (with the highest rainfall) is August (1.3").
The driest months (with the least rainfall) are January and February (0.71").

Average rainfall days in August
Penbrook, PA

Average rainfall days in August - Penbrook, PA
  • Average rainfall days in August: 12.3 days

The month with the highest number of rainy days is May (13.9 days).
The month with the least rainy days is January (5.7 days).

Average snowfall in August
Penbrook, PA

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

The month with the highest snowfall is February (1.3").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in August
Penbrook, PA

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

The month with the highest number of snowfall days is January (6.3 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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

Average daylight in August / Average sunshine in August - Penbrook, 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 30min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).

Average sunshine days in August
Penbrook, PA

Average sunshine days in August - Penbrook, PA
  • Average sunshine days in August: 16.3 days

The month with the most sunshine days is November (21.8 days).
The month with the least sunshine days is July (14.1 days).

Average UV index in August
Penbrook, PA

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

The months with the highest UV index are May, 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
Penbrook, PA

Average cloud cover in August - Penbrook, PA
  • Average cloud cover in August: 32

The months with the most cloud cover are February and December (Cloud cover 50).
The month with the least cloud cover is July (Cloud cover 31).

Average visibility in August
Penbrook, PA

Average visibility in August - Penbrook, 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).

Penbrook, Pennsylvania, USA

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