August weather forecast
Glenhall, PA

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Weather in August

The last month of the summer, August, is another warm month in Glenhall, Pennsylvania, with an average temperature ranging between max 82.4°F (28°C) and min 65.7°F (18.7°C).

Temperature

Transitioning into August, Glenhall experiences an average high-temperature of a still warm 82.4°F (28°C), marking a minor shift from the preceding month. During August, Glenhall records a consistent average nighttime temperature of 65.7°F (18.7°C).

Heat index

The heat index value during August is computed to be a tropical 89.6°F (32°C). Persistently participating in activities during exposure may lead to fatigue and induce heat cramps.
Factoring in the heat index, values are geared towards shaded areas with light breezes. Direct sunlight can cause a surge in the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', blends air temperature and moisture content to represent the felt temperature to humans. Metabolic differences, pregnancy status, and the level of physical activity are additional factors influencing an individual's weather perception. 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 are primarily vital for children. Young children are more at risk than adults since they tend to sweat less. Moreover, their large skin surface in proportion to their small bodies and the high heat production due to their activities contribute to their vulnerability.

Humidity

In Glenhall, the average relative humidity in August is 76%.

Rainfall

The month with the most rainfall is August, when the rain falls for 14.8 days and typically aggregates up to 2.36" (60mm) of precipitation.

Snowfall

In Glenhall, snow does not fall in June through October.

Daylight

In August, the average length of the day is 13h and 42min.
On the first day of the month, sunrise is at 6:02 am and sunset at 8:16 pm. On the last day of August, sunrise is at 6:30 am and sunset at 7:35 pm EDT.

Sunshine

In August, the average sunshine is 10.1h.

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 average individuals.
Note: A maximum high daily UV index of 6 during August translates into the following directions:
Endorse precautions and be consistent with sun safety guidelines. Preventing sunburn is paramount. Stay out of direct sunlight between 10 a.m. and 4 p.m., when UV radiation is most intense, and remember that not all shade structures provide complete protection. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
Updated: Jun 26, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Is it hot during August?

In Glenhall, 82.4°F (28°C) is the average high-temperature and 65.7°F (18.7°C) is the average low-temperature during August. In August, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which combines air temperature and relative humidity, is computed to be 89.6°F (32°C).

What is the average humidity in August?

The average relative humidity in August is 76%.

What is the wettest month in Glenhall?

The month with the most rainfall is August, when the rain falls for 14.8 days and typically aggregates up to 2.36" (60mm) of precipitation.

How many days does it rain in August?

In Glenhall, in August, it is raining for 14.8 days, with typically 2.36" (60mm) of accumulated precipitation.

When it does not snow?

In Glenhall, snow does not fall in June through October.

How many hours of daylight does Glenhall have in August?

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

When are sunrise and sunset in August?

In August, on the first day of the month, sunrise is at 6:02 am and sunset at 8:16 pm. On the last day of the month, sunrise is at 6:30 am and sunset at 7:35 pm EDT.

How many hours of sunshine does Glenhall have in August?

In August, the average sunshine duration is 10.1h.

What are the months with the highest UV index?

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

What is the UV index intensity in August in Glenhall?

The average daily maximum UV index in August is 6. A UV Index reading of 6 to 7 represents 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
Glenhall, PA

Average temperature in August - Glenhall, PA
  • Average high temperature in August: 82.4°F

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (36.9°F).

  • Average low temperature in August: 65.7°F

The month with the highest average low temperature is July (67.1°F).
The coldest month (with the lowest average low temperature) is January (24.8°F).

Average pressure in August
Glenhall, PA

Average pressure in August - Glenhall, 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
Glenhall, PA

Average wind speed in August - Glenhall, PA
  • Average wind speed in August: 5.3mph

The windiest months (with the highest average wind speed) are January, February and March (8.6mph).
The calmest months (with the lowest average wind speed) are July and August (5.3mph).

Average humidity in August
Glenhall, PA

Average humidity in August - Glenhall, PA
  • Average humidity in August: 76%

The month with the highest relative humidity is October (79%).
The month with the lowest relative humidity is April (74%).

Average rainfall in August
Glenhall, PA

Average rainfall in August - Glenhall, PA
  • Average rainfall in August: 2.36"

The wettest month (with the highest rainfall) is August (2.36").
The driest month (with the least rainfall) is November (1.06").

Average rainfall days in August
Glenhall, PA

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

The month with the highest number of rainy days is July (15.8 days).
The month with the least rainy days is January (6.6 days).

Average snowfall in August
Glenhall, PA

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

The month with the highest snowfall is March (1.5").
The months with the least snowfall are June, July, August, September and October (0").

Average snowfall days in August
Glenhall, PA

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

The month with the highest number of snowfall days is January (5.2 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in August / Average sunshine in August - Glenhall, 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 42min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

Average sunshine days in August
Glenhall, PA

Average sunshine days in August - Glenhall, PA
  • Average sunshine days in August: 13.1 days

The month with the most sunshine days is November (21 days).
The month with the least sunshine days is July (12.8 days).

Average UV index in August
Glenhall, PA

Average UV index in August - Glenhall, 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, November and December (UV index 2).

Average cloud cover in August
Glenhall, PA

Average cloud cover in August - Glenhall, PA
  • Average cloud cover in August: 33

The months with the most cloud cover are February, March and May (Cloud cover 47).
The month with the least cloud cover is July (Cloud cover 31).

Average visibility in August
Glenhall, PA

Average visibility in August - Glenhall, 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).

Glenhall, Pennsylvania, USA

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