August weather forecast
Swiftwater, PA

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Weather in August

The last month of the summer, August, is also a moderately hot month in Swiftwater, Pennsylvania, with temperature in the range of an average high of 78.3°F (25.7°C) and an average low of 58.3°F (14.6°C).

Temperature

Swiftwater notes an average high-temperature of a still moderately hot 78.3°F (25.7°C) in August, displaying minor variation from July. During August, Swiftwater experiences a consistent low-temperature average of 58.3°F (14.6°C).

Humidity

The average relative humidity in August is 79%.

Rainfall

In August, the rain falls for 15.7 days. Throughout August, 2.91" (74mm) of precipitation is accumulated. Throughout the year, there are 171 rainfall days, and 34.45" (875mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall.

Daylight

The average length of the day in August is 13h and 46min.
On the first day of the month, sunrise is at 5:57 am and sunset at 8:17 pm. On the last day of August, sunrise is at 6:27 am and sunset at 7:35 pm EDT.

Sunshine

In August, the average sunshine is 9.7h.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 5. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unsafe exposure to UV radiation for the average person.
Note: During August, 5 as the daily maximum UV index converts into the following advice:
Exercise prudence. Persons with fair skin could be burned in under 30 minutes. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
Updated: Jul 23, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Swiftwater in August?

In Swiftwater, 78.3°F (25.7°C) is the average high-temperature and 58.3°F (14.6°C) is the average low-temperature during August. The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which combines relative humidity and air temperature, in July is appraised at 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 August, the rain falls for 15.7 days. Throughout August, 2.91" (74mm) of precipitation is accumulated.

When it does not snow?

In Swiftwater, snow does not fall in June through September.

What is the average length of the day in August in Swiftwater?

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

What time are sunrise and sunset in August?

On the first day of August, sunrise is at 5:57 am and sunset at 8:17 pm. On the last day of the month, sunrise is at 6:27 am and sunset at 7:35 pm EDT.

How long on average sun shines in August?

In August, the average sunshine duration is 9.7h.

What is the month with the highest UV index?

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

What is the UV index reading in August?

In August, the average daily maximum UV index in Swiftwater is 5. A UV Index value of 3 to 5 symbolizes a medium health risk 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
Swiftwater, PA

Average temperature in August - Swiftwater, 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 (30.9°F).

  • Average low temperature in August: 58.3°F

The month with the highest average low temperature is July (60.3°F).
The coldest month (with the lowest average low temperature) is January (18.5°F).

Average pressure in August
Swiftwater, PA

Average pressure in August - Swiftwater, PA
  • Average pressure in August: 29.99"Hg

The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in August
Swiftwater, PA

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

The windiest month (with the highest average wind speed) is January (8.6mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

Average humidity in August
Swiftwater, PA

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

The months with the highest relative humidity are February and December (84%).
The month with the lowest relative humidity is July (77%).

Average rainfall in August
Swiftwater, PA

Average rainfall in August - Swiftwater, PA
  • Average rainfall in August: 2.91"

The wettest month (with the highest rainfall) is May (3.5").
The driest month (with the least rainfall) is September (1.73").

Average rainfall days in August
Swiftwater, PA

Average rainfall days in August - Swiftwater, PA
  • Average rainfall days in August: 15.7 days

The month with the highest number of rainy days is May (18.6 days).
The month with the least rainy days is February (10.3 days).

Average snowfall in August
Swiftwater, PA

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

The month with the highest snowfall is January (9.72").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in August
Swiftwater, PA

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

The month with the highest number of snowfall days is January (15.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

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

Average daylight in August / Average sunshine in August - Swiftwater, 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 month with the least sunshine is February (Average sunshine: 3h and 54min).

Average sunshine days in August
Swiftwater, PA

Average sunshine days in August - Swiftwater, PA
  • Average sunshine days in August: 14.1 days

The month with the most sunshine days is September (16.5 days).
The month with the least sunshine days is February (8.6 days).

Average UV index in August
Swiftwater, PA

Average UV index in August - Swiftwater, 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
Swiftwater, PA

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

The month with the most cloud cover is February (Cloud cover 58).
The month with the least cloud cover is July (Cloud cover 36).

Average visibility in August
Swiftwater, PA

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

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

Swiftwater, Pennsylvania, USA

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