August weather forecast
Mount Jackson, PA

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Weather in August

August, the last month of the summer in Mount Jackson, is another warm month, with an average temperature fluctuating between 59°F (15°C) and 80.6°F (27°C).

Temperature

Mount Jackson's shift into August is marked by a subtle change to a still warm 80.6°F (27°C) from July's 82°F (27.8°C) in temperature. Mount Jackson's average low-temperature for the month of August denotes a significant decline from the daily high, recording at a moderate 59°F (15°C).

Heat index

For August, the heat index is evaluated at a hot 86°F (30°C). Constant exposure and activity lead to possible fatigue. Prolonged exercise may result in heat cramps.
It is essential to grasp that the heat index's numbers are for shade and light wind settings. Exposure to the direct sun might augment heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', is a calculation that merges air temperature and relative humidity to depict the sensation of warmth. Elements of metabolic variation, physical activity, and clothing contribute to the effect of temperature on an individual. When you're directly under the sun's rays, remember that the heat index may surge by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Youngsters often neglect the necessity for rest and hydration. Thirst is a sign of advancing dehydration - thus the importance of maintaining hydration, specifically during long-lasting physical activities.

Humidity

April through August, with an average relative humidity of 78%, are the least humid months.

Rainfall

In Mount Jackson, during August, the rain falls for 16.3 days and regularly aggregates up to 2.48" (63mm) of precipitation. Throughout the year, there are 177.6 rainfall days, and 34.92" (887mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall.

Daylight

In Mount Jackson, the average length of the day in August is 13h and 46min.
On the first day of the month, sunrise is at 6:18 am and sunset at 8:37 pm. On the last day of August, sunrise is at 6:48 am and sunset at 7:55 pm EDT.

Sunshine

August has the most sunshine of the year, with an average of 10h of sunshine.

UV index

In Mount Jackson, the average daily maximum UV index in August is 5. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for the ordinary person.
Note: A maximum UV index of 5 in August translates into the following recommendations:
Be vigilant - Preventing sunburn is recommended. The Sun's radiation is especially intense around midday; try to stay in shade during this period. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.
Updated: Aug 29, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in August?

Mount Jackson in August has an average high-temperature of 80.6°F (27°C) and an average low-temperature of 59°F (15°C). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which combines relative humidity and air temperature, in August is evaluated at 86°F (30°C).

What are the least humid months?

The months with the lowest humidity are April through August, with an average relative humidity of 78%.

What is the average humidity in August?

In August, the average relative humidity is 78%.

How many days does it rain in August?

In August, the rain falls for 16.3 days. Throughout August, 2.48" (63mm) of precipitation is accumulated.

When it does not snow?

June through September are months without snowfall.

How many hours of daylight does Mount Jackson have in August?

The average day length in August is 13h and 46min.

When are sunrise and sunset in August?

On the first day of August, sunrise is at 6:18 am and sunset at 8:37 pm. On the last day of the month, sunrise is at 6:48 am and sunset at 7:55 pm EDT.

What month has the most sunshine?

The month with the most sunshine is August, with an average of 10h of sunshine.

How long on average sun shines in August?

In Mount Jackson, the average sunshine duration in August is 10h.

What is the UV index reading in August?

In August, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents 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
Mount Jackson, PA

Average temperature in August - Mount Jackson, PA
  • Average high temperature in August: 80.6°F

The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (31.5°F).

  • Average low temperature in August: 59°F

The month with the highest average low temperature is July (60.8°F).
The coldest month (with the lowest average low temperature) is January (18.9°F).

Average pressure in August
Mount Jackson, PA

Average pressure in August - Mount Jackson, 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).

Average wind speed in August
Mount Jackson, PA

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

The windiest month (with the highest average wind speed) is January (8.3mph).
The calmest month (with the lowest average wind speed) is July (5.1mph).

Average humidity in August
Mount Jackson, PA

Average humidity in August - Mount Jackson, PA
  • Average humidity in August: 78%

The month with the highest relative humidity is February (87%).
The months with the lowest relative humidity are April, May, June, July and August (78%).

Average rainfall in August
Mount Jackson, PA

Average rainfall in August - Mount Jackson, PA
  • Average rainfall in August: 2.48"

The wettest month (with the highest rainfall) is June (3.66").
The driest month (with the least rainfall) is November (2.24").

Average rainfall days in August
Mount Jackson, PA

Average rainfall days in August - Mount Jackson, PA
  • Average rainfall days in August: 16.3 days

The month with the highest number of rainy days is May (19.3 days).
The month with the least rainy days is January (8.8 days).

Average snowfall in August
Mount Jackson, PA

Average snowfall in August - Mount Jackson, PA
  • Average snowfall in August: 0"

The month with the highest snowfall is January (6.93").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in August
Mount Jackson, PA

Average snowfall days in August - Mount Jackson, PA
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (18.6 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in August /
Average sunshine in August
Mount Jackson, PA

Average daylight in August / Average sunshine in August - Mount Jackson, PA
  • Average daylight in August: 13h and 5min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in August: 10h and 0min

The month with the most sunshine is August (Average sunshine: 10h and 0min).
The month with the least sunshine is January (Average sunshine: 2h and 30min).

Average sunshine days in August
Mount Jackson, PA

Average sunshine days in August - Mount Jackson, PA
  • Average sunshine days in August: 12.8 days

The month with the most sunshine days is November (13.5 days).
The month with the least sunshine days is February (7 days).

Average UV index in August
Mount Jackson, PA

Average UV index in August - Mount Jackson, PA
  • Average UV index in August: 5

The month with the highest UV index is July (UV index 6).
The month with the lowest UV index is December (UV index 1).

Average cloud cover in August
Mount Jackson, PA

Average cloud cover in August - Mount Jackson, PA
  • Average cloud cover in August: 36

The month with the most cloud cover is January (Cloud cover 73).
The month with the least cloud cover is August (Cloud cover 36).

Average visibility in August
Mount Jackson, PA

Average visibility in August - Mount Jackson, PA
  • Average visibility in August: 5mi

The month with the highest visibility is April (6mi).
The months with the lowest visibility are January, February and December (4mi).

Mount Jackson, Pennsylvania, USA

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