August weather forecast
National Hill, PA

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Weather in August

The last month of the summer, August, is another warm month in National Hill, Pennsylvania, with an average temperature fluctuating between 82.4°F (28°C) and 60.8°F (16°C).

Temperature

August brings an average high-temperature of a still warm 82.4°F (28°C), showing a slight difference from July's 83.7°F (28.7°C). National Hill, after an intense day, registers a significant cooling to an average low-temperature of 60.8°F (16°C) throughout August.

Heat index

For most parts of August, the heat index is calculated to be a hot 87.8°F (31°C). If one continues to be active during enduring exposure, it could result in fatigue and heat cramps.
Take into consideration that the heat index values are calculated for shade and light wind conditions. Being exposed to direct sunshine might trigger a heat index increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', is a numerical representation of warmth when taking temperature and moisture levels into account. One's perception of temperature can vary depending on physical activity and individual heat sensitivity, influenced by factors like wind, attire, and metabolic variations. Being aware that direct sunlight can impact the felt heat might mean an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important 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

July and August, with an average relative humidity of 75%, are the least humid months in National Hill.

Rainfall

In August, the rain falls for 14.3 days. Throughout August, 0.98" (25mm) of precipitation is accumulated. In National Hill, during the entire year, the rain falls for 132.6 days and collects up to 11.5" (292mm) of precipitation.

Snowfall

In National Hill, snow does not fall in May through October.

Daylight

In August, the average length of the day is 13h and 43min.
On the first day of August, sunrise is at 6:18 am and sunset at 8:34 pm. On the last day of the month, sunrise is at 6:47 am and sunset at 7:53 pm EDT.

Sunshine

August has the most sunshine of the year, with an average of 10.2h of sunshine.

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high health vulnerability from unsafe exposure to UV radiation for the average person.
Note: In August, the UV index of 6 transforms into the following advice:
Sustain precautions and conform to sun safety norms. Preventing sunburn is necessary. The hours from 10 a.m. to 4 p.m. have the most intense UV radiation. As much as possible, limit direct sun exposure during this period. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.
Updated: Jul 26, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Is it hot during August?

In August, in National Hill, the average high-temperature is 82.4°F (28°C), and the average low-temperature is 60.8°F (16°C). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which combines air temperature and relative humidity, in August is calculated to be 87.8°F (31°C).

What is the least humid month?

July and August, with an average relative humidity of 75%, are the least humid months.

What is the average humidity in August?

In National Hill, the average relative humidity in August is 75%.

How much does it rain in August?

In National Hill, during August, the rain falls for 14.3 days and regularly aggregates up to 0.98" (25mm) of precipitation.

When it does not snow?

In National Hill, snow does not fall in May through October.

How many hours of daylight does National Hill have 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 National Hill, sunrise is at 6:18 am and sunset at 8:34 pm. On the last day of the month, sunrise is at 6:47 am and sunset at 7:53 pm EDT.

What month has the most sunshine?

August has the most sunshine of the year, with an average of 10.2h of sunshine.

How long on average sun shines in August?

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

What is the month with the highest UV index?

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

What is the UV index intensity in August?

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

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

The warmest month (with the highest average high temperature) is July (83.7°F).
The month with the lowest average high temperature is January (33.4°F).

  • Average low temperature in August: 60.8°F

The month with the highest average low temperature is July (62.2°F).
The coldest month (with the lowest average low temperature) is January (21°F).

Average pressure in August
National Hill, PA

Average pressure in August - National Hill, 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
National Hill, PA

Average wind speed in August - National Hill, PA
  • Average wind speed in August: 4.7mph

The windiest month (with the highest average wind speed) is January (7.9mph).
The calmest months (with the lowest average wind speed) are July and August (4.7mph).

Average humidity in August
National Hill, PA

Average humidity in August - National Hill, PA
  • Average humidity in August: 75%

The month with the highest relative humidity is February (85%).
The months with the lowest relative humidity are July and August (75%).

Average rainfall in August
National Hill, PA

Average rainfall in August - National Hill, PA
  • Average rainfall in August: 0.98"

The wettest month (with the highest rainfall) is July (1.34").
The driest month (with the least rainfall) is November (0.67").

Average rainfall days in August
National Hill, PA

Average rainfall days in August - National Hill, PA
  • Average rainfall days in August: 14.3 days

The month with the highest number of rainy days is July (15.6 days).
The month with the least rainy days is February (6.4 days).

Average snowfall in August
National Hill, PA

Average snowfall in August - National Hill, PA
  • Average snowfall in August: 0"

The month with the highest snowfall is February (0.98").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in August
National Hill, PA

Average snowfall days in August - National Hill, PA
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (9.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in August /
Average sunshine in August
National Hill, PA

Average daylight in August / Average sunshine in August - National Hill, 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 August (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).

Average sunshine days in August
National Hill, PA

Average sunshine days in August - National Hill, PA
  • Average sunshine days in August: 14.1 days

The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is May (12.2 days).

Average UV index in August
National Hill, PA

Average UV index in August - National Hill, PA
  • Average UV index in August: 6

The months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 1).

Average cloud cover in August
National Hill, PA

Average cloud cover in August - National Hill, PA
  • Average cloud cover in August: 33

The month with the most cloud cover is January (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 33).

Average visibility in August
National Hill, PA

Average visibility in August - National Hill, PA
  • Average visibility in August: 6mi

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

National Hill, Pennsylvania, USA

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