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 temperature in the range of an average low of 60.1°F (15.6°C) and an average high of 81.5°F (27.5°C).

Temperature

As August takes hold, the average high-temperature is a still warm 81.5°F (27.5°C), nearly mirroring that of the previous month. In Irwin, the average low-temperature during the month of August is a refreshing 60.1°F (15.6°C).

Heat index

August's average heat index is calculated to be a tropical 86°F (30°C). Persisting in activity during exposure could lead to weariness and subsequently to heat cramps.
Heat index data is primarily for areas with shade and subjected to light winds. Heat index values may be hiked up by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'felt air temperature' or 'feels like', measures the perceived warmth when incorporating the humidity present in the air. The individual's impression of temperature can be affected by numerous factors such as metabolic variations, physical exertion, and attire. Consider the sun's direct rays and their impact; they can potentially increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical to babies and toddlers. Kids are usually in more danger than grown-ups as they tend to sweat less. Plus, their bigger skin surface in relation to their small frames and increased heat generation due to their activity level make them more susceptible.

Humidity

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

Rainfall

In Irwin, during August, the rain falls for 15.8 days and regularly aggregates up to 1.57" (40mm) of precipitation. Throughout the year, there are 161.9 rainfall days, and 19.29" (490mm) of precipitation is accumulated.

Snowfall

May through September are months without snowfall.

Daylight

In August, the average length of the day 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

With an average of 10.3h of sunshine, August has the most sunshine of the year.

UV index

May 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 health vulnerability from exposure to the Sun's UV rays for the average person.
Note: In August, the maximum UV index of 6 suggests this advice:
Conform to measures and uphold sun safety traditions. Warding off skin and eye harm is necessary. The Sun's UV radiation is most intense from 10 a.m. to 4 p.m. Try to avoid direct sun exposure during these hours. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat.
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Frequently asked questions

What is the usual temperature for Irwin in August?

In August, in Irwin, the average high-temperature is 81.5°F (27.5°C), and the average low-temperature is 60.1°F (15.6°C). In August, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which factors the actual air temperature with the relative humidity, is calculated to be 86°F (30°C).

What is the least humid month in Irwin?

The months with the lowest humidity in Irwin 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 in Irwin, Pennsylvania, is 76%.

How many days does it rain in August in Irwin?

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?

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

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

In Irwin, the average day length in August is 13h and 43min.

When is the sunrise / sunset in August in Irwin?

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.

What month has the most sunshine in Irwin?

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

How many hours of sunshine does Irwin have in August?

In August, the average sunshine duration in Irwin, Pennsylvania, is 10.3h.

What are the months with the highest UV index in Irwin?

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

How high is the UV index 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 hazard to health 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).

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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).

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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).

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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%).

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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").

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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).

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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").

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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).

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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).

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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).

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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).

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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).

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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).

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Irwin, Pennsylvania, USA

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