August weather forecast
Port Perry, PA

Share

Weather in August

The last month of the summer, August, is also a moderately hot month in Port Perry, Pennsylvania, with an average temperature fluctuating between 60.3°F (15.7°C) and 81.7°F (27.6°C).

Temperature

The beginning of August reveals an average high-temperature of a still moderately hot 81.7°F (27.6°C), showing minimal deviation from the previous month. The temperature lowers to an average of 60.3°F (15.7°C) during August nights.

Heat index

The heat index for August is calculated to be a tropical 87.8°F (31°C). If one endures exposure and continues to be active, it might result in tiredness and heat cramps.
Realize that the values for the heat index are set for shaded places and light winds. An exposure to direct sunlight may lift the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', reflects the feeling of heat when considering both air temperature and humidity. One's weather perception can be influenced by a range of factors including metabolic differences, being pregnant, and their level of physical activity. Keep aware, the sun, when shining directly, can intensify the heat experience, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. 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

The months with the lowest humidity are April, July and August, with an average relative humidity of 76%.

Rainfall

In Port Perry, during August, the rain falls for 15.5 days and regularly aggregates up to 1.65" (42mm) of precipitation. In Port Perry, during the entire year, the rain falls for 151 days and collects up to 20.39" (518mm) of precipitation.

Snowfall

June through September are months without snowfall.

Daylight

In August, the average length of the day is 13h and 44min.
On the first day of August, sunrise is at 6:17 am and sunset at 8:33 pm. On the last day of the month, sunrise is at 6:46 am and sunset at 7:52 pm EDT.

Sunshine

The month with the most sunshine is August, 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 threat to health from exposure to the Sun's UV radiation for ordinary individuals.
Note: The daily maximum UV index of 6 in August interprets into the following advice:
Sidestep overexposure. Individuals with fair complexions risk burning in fewer than 20 minutes. Avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is most intense, and remember that not all shade structures provide full protection. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim.
Updated: Jun 28, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in August?

In Port Perry, 81.7°F (27.6°C) is the average high-temperature and 60.3°F (15.7°C) is the average low-temperature during August. In August, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which factors the actual air temperature with the relative humidity, is calculated to be 87.8°F (31°C).

What are the least humid months in Port Perry?

The months with the lowest humidity are April, July and August, with an average relative humidity of 76%.

What is the average humidity in August?

The average relative humidity in August is 76%.

How much does it rain in August?

In August, the rain falls for 15.5 days. Throughout August, 1.65" (42mm) of precipitation is accumulated.

When it does not snow?

June through September are months without snowfall.

What is the average length of the day in August in Port Perry?

In Port Perry, Pennsylvania, the average day length in August is 13h and 44min.

When are sunrise and sunset in August?

In August, on the first day of the month, sunrise is at 6:17 am and sunset at 8:33 pm. On the last day of the month, sunrise is at 6:46 am and sunset at 7:52 pm EDT.

What month has the most sunshine?

With an average of 10.2h of sunshine, August has the most sunshine of the year in Port Perry.

How long on average sun shines in August?

The average sunshine duration in August is 10.2h.

What are the months 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 reading in August in Port Perry?

The average daily maximum UV index in August is 6. A UV Index of 6 to 7 symbolizes a high health 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
Port Perry, PA

Average temperature in August - Port Perry, PA
  • Average high temperature in August: 81.7°F

The warmest month (with the highest average high temperature) is July (83.1°F).
The month with the lowest average high temperature is January (33.1°F).

  • Average low temperature in August: 60.3°F

The month with the highest average low temperature is July (61.3°F).
The coldest month (with the lowest average low temperature) is January (20.7°F).

Average pressure in August
Port Perry, PA

Average pressure in August - Port Perry, 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
Port Perry, PA

Average wind speed in August - Port Perry, PA
  • Average wind speed in August: 4.7mph

The windiest month (with the highest average wind speed) is January (8.1mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).

Average humidity in August
Port Perry, PA

Average humidity in August - Port Perry, PA
  • Average humidity in August: 76%

The month with the highest relative humidity is February (85%).
The months with the lowest relative humidity are April, July and August (76%).

Average rainfall in August
Port Perry, PA

Average rainfall in August - Port Perry, PA
  • Average rainfall in August: 1.65"

The wettest month (with the highest rainfall) is May (2.56").
The driest month (with the least rainfall) is November (1.06").

Average rainfall days in August
Port Perry, PA

Average rainfall days in August - Port Perry, PA
  • Average rainfall days in August: 15.5 days

The month with the highest number of rainy days is May (18.2 days).
The month with the least rainy days is January (7.7 days).

Average snowfall in August
Port Perry, PA

Average snowfall in August - Port Perry, PA
  • Average snowfall in August: 0"

The month with the highest snowfall is February (2.52").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in August
Port Perry, PA

Average snowfall days in August - Port Perry, PA
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (9.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in August /
Average sunshine in August
Port Perry, PA

Average daylight in August / Average sunshine in August - Port Perry, 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 18min).

  • 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: 2h and 54min).

Average sunshine days in August
Port Perry, PA

Average sunshine days in August - Port Perry, 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 (10.1 days).

Average UV index in August
Port Perry, PA

Average UV index in August - Port Perry, 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
Port Perry, PA

Average cloud cover in August - Port Perry, PA
  • Average cloud cover in August: 33

The month with the most cloud cover is January (Cloud cover 69).
The month with the least cloud cover is August (Cloud cover 33).

Average visibility in August
Port Perry, PA

Average visibility in August - Port Perry, PA
  • Average visibility in August: 6mi

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

Port Perry, Pennsylvania, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location