August weather forecast
Folstown, PA

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Weather in August

The last month of the summer, August, is also a moderately hot month in Folstown, Pennsylvania, with temperature in the range of an average high of 78.3°F (25.7°C) and an average low of 57.2°F (14°C).

Temperature

The advent of August presents an average high-temperature of a still moderately hot 78.3°F (25.7°C), maintaining a close correlation with the preceding month. Throughout August, the temperature falls to an average low of 57.2°F (14°C).

Humidity

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

Rainfall

In Folstown, in August, during 16.4 rainfall days, 3.11" (79mm) of precipitation is typically accumulated. Throughout the year, in Folstown, there are 162.5 rainfall days, and 30.35" (771mm) of precipitation is accumulated.

Snowfall

In Folstown, Pennsylvania, snow does not fall in June through September.

Daylight

In Folstown, the average length of the day in August is 13h and 46min.
On the first day of the month, sunrise is at 6:00 am and sunset at 8:20 pm. On the last day of August, in Folstown, sunrise is at 6:30 am and sunset at 7:37 pm EDT.

Sunshine

In August, the average sunshine is 9.6h.

UV index

May through August, with an average maximum UV index of 5, are months with the highest UV index. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for the average person.
Note: The daily maximum UV index of 5 in August interprets into the following advice:
Act with care - Obligation to protect against skin and eye damage is highlighted. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit.
Updated: Aug 26, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are August temperatures?

An average high-temperature, in August, in Folstown, is 78.3°F (25.7°C) and the average low-temperature is 57.2°F (14°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, in July is calculated to be 86°F (30°C).

What is the average humidity in August?

In August, the average relative humidity is 79%.

How many days does it rain in August in Folstown?

In Folstown, during August, the rain falls for 16.4 days and regularly aggregates up to 3.11" (79mm) of precipitation.

When it does not snow?

June through September are months without snowfall.

How many hours of daylight does Folstown have in August?

In Folstown, the average day length in August is 13h and 46min.

When are sunrise and sunset in August?

In August, on the first day of the month, sunrise is at 6:00 am and sunset at 8:20 pm. On the last day of the month, sunrise is at 6:30 am and sunset at 7:37 pm EDT.

How long on average sun shines in August?

The average sunshine duration in August is 9.6h.

What is the month with the highest UV index in Folstown?

The months with the highest UV index are May through August, with an average maximum UV index of 5.

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 health threat from exposure to the Sun's 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
Folstown, PA

Average temperature in August - Folstown, PA
  • Average high temperature in August: 78.3°F

The warmest month (with the highest average high temperature) is July (81°F).
The month with the lowest average high temperature is January (30.6°F).

  • Average low temperature in August: 57.2°F

The month with the highest average low temperature is July (59°F).
The coldest month (with the lowest average low temperature) is January (18.5°F).

Average pressure in August
Folstown, PA

Average pressure in August - Folstown, PA
  • Average pressure in August: 30"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
Folstown, PA

Average wind speed in August - Folstown, PA
  • Average wind speed in August: 5.1mph

The windiest months (with the highest average wind speed) are March and April (8.1mph).
The calmest month (with the lowest average wind speed) is August (5.1mph).

Average humidity in August
Folstown, PA

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

The month with the highest relative humidity is February (84%).
The months with the lowest relative humidity are April and July (78%).

Average rainfall in August
Folstown, PA

Average rainfall in August - Folstown, PA
  • Average rainfall in August: 3.11"

The wettest month (with the highest rainfall) is July (3.23").
The driest months (with the least rainfall) are January and September (2.09").

Average rainfall days in August
Folstown, PA

Average rainfall days in August - Folstown, PA
  • Average rainfall days in August: 16.4 days

The month with the highest number of rainy days is May (19.1 days).
The month with the least rainy days is February (8.2 days).

Average snowfall in August
Folstown, PA

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

The month with the highest snowfall is February (6.42").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in August
Folstown, PA

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

The month with the highest number of snowfall days is January (11.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in August / Average sunshine in August - Folstown, 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: 9h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 6min).
The months with the least sunshine are January and February (Average sunshine: 3h and 42min).

Average sunshine days in August
Folstown, PA

Average sunshine days in August - Folstown, PA
  • Average sunshine days in August: 12 days

The month with the most sunshine days is November (17.5 days).
The month with the least sunshine days is July (9.1 days).

Average UV index in August
Folstown, PA

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

The months with the highest UV index are May, June, July and August (UV index 5).
The month with the lowest UV index is December (UV index 1).

Average cloud cover in August
Folstown, PA

Average cloud cover in August - Folstown, PA
  • Average cloud cover in August: 39

The month with the most cloud cover is February (Cloud cover 61).
The month with the least cloud cover is July (Cloud cover 37).

Average visibility in August
Folstown, PA

Average visibility in August - Folstown, PA
  • Average visibility in August: 5mi

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

Folstown, Pennsylvania, USA

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