August weather forecast
Irwin, PA

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Weather in August

August, the last month of the summer in Irwin, is another warm month, with an average temperature varying between 81.5°F (27.5°C) and 60.1°F (15.6°C).

Temperature

The commencement of August introduces an average high-temperature of a still warm 81.5°F (27.5°C), closely mirroring the preceding month. During August, an average low-temperature of 60.1°F (15.6°C) is observed in Irwin, Pennsylvania.

Heat index

The heat index value during August is estimated at a tropical 86°F (30°C). Exhaustion might be the outcome of enduring exposure and continuous activity, with a risk of heat cramps.
The metrics for the heat index are tailored for both shady environments and light winds. The heat index may experience an enhancement of 15 Fahrenheit (8 Celsius) degrees under direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'real feel', is a calculated temperature value of how hot it feels when the moisture in the air is factored in. One's perception of temperature is subjective, varying based on their activity and individual heat perception, influenced by factors like wind, clothing, and metabolic variations. 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 highly critical for babies and toddlers. Young ones are generally at greater risk than adults due to their limited sweating ability. In addition, their large skin surface relative to their small bodies and higher heat production from their activities add to their vulnerability.

Humidity

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

Rainfall

In Irwin, in August, during 15.8 rainfall days, 1.57" (40mm) of precipitation is typically accumulated. Throughout the year, there are 161.9 rainfall days, and 19.29" (490mm) of precipitation is accumulated.

Snowfall

In Irwin, snow does not fall in May through September.

Daylight

The average length of the day in August is 13h and 43min.
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 7:51 pm EDT.

Sunshine

The month with the most sunshine is August, with an average of 10.3h of sunshine.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV radiation for the average person.
Note: A typical high UV index of 6 in August suggests the following recommendations:
Ward off overexposure. Defence against solar harm is crucial. The Sun's UV radiation is most potent between the hours of 10 a.m. and 4 p.m. Try to avoid direct sunlight during this time. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.

Frequently asked questions

What are the temperatures in August?

The high-temperature, in August, in Irwin, is 81.5°F (27.5°C), while the low-temperature averages to 60.1°F (15.6°C). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which factors the actual air temperature with the relative humidity, in August is estimated at 86°F (30°C).

What is the least humid month?

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 in Irwin?

In August, the average relative humidity is 76%.

How many days does it rain in August?

In August, the rain falls for 15.8 days. Throughout August, 1.57" (40mm) of precipitation is accumulated.

When it does not snow?

In Irwin, snow does not fall in May through September.

How many hours of daylight does Irwin have in August?

The average day length in August is 13h and 43min.

What time 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 7:51 pm EDT.

What month has the most sunshine?

August has the most sunshine of the year in Irwin, with an average of 10.3h of sunshine.

How long on average sun shines in August?

In August, the average sunshine duration is 10.3h.

What are the months with the highest UV index?

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

What is the UV index intensity in August?

In Irwin, the average daily maximum UV index in August is 6. A UV Index estimate of 6 to 7 represents a high health threat 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
Irwin, PA

Average temperature in August - Irwin, PA
  • Average high temperature in August: 81.5°F

The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (33.6°F).

  • Average low temperature in August: 60.1°F

The month with the highest average low temperature is July (61.5°F).
The coldest month (with the lowest average low temperature) is January (20.7°F).

Average pressure in August
Irwin, PA

Average pressure in August - Irwin, 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
Irwin, PA

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

The windiest month (with the highest average wind speed) is January (8mph).
The calmest month (with the lowest average wind speed) is August (4.7mph).

Average humidity in August
Irwin, PA

Average humidity in August - Irwin, 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
Irwin, PA

Average rainfall in August - Irwin, PA
  • Average rainfall in August: 1.57"

The wettest month (with the highest rainfall) is May (2.28").
The driest months (with the least rainfall) are January and November (1.14").

Average rainfall days in August
Irwin, PA

Average rainfall days in August - Irwin, PA
  • Average rainfall days in August: 15.8 days

The month with the highest number of rainy days is May (18.3 days).
The month with the least rainy days is January (9.1 days).

Average snowfall in August
Irwin, PA

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

The month with the highest snowfall is January (2.13").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in August
Irwin, PA

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

The month with the highest number of snowfall days is January (14.2 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
Irwin, PA

Average daylight in August / Average sunshine in August - Irwin, 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 2min

The month with the most sunshine is August (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 3h and 0min).

Average sunshine days in August
Irwin, PA

Average sunshine days in August - Irwin, PA
  • Average sunshine days in August: 13.1 days

The month with the most sunshine days is November (17 days).
The month with the least sunshine days is February (9 days).

Average UV index in August
Irwin, PA

Average UV index in August - Irwin, PA
  • Average UV index in August: 6

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

Average cloud cover in August
Irwin, PA

Average cloud cover in August - Irwin, PA
  • Average cloud cover in August: 32

The month with the most cloud cover is January (Cloud cover 68).
The month with the least cloud cover is August (Cloud cover 32).

Average visibility in August
Irwin, PA

Average visibility in August - Irwin, 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).

Irwin, Pennsylvania, USA

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