August weather forecast
Irwin, KY

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Weather in August

The last month of the summer, August, is another warm month in Irwin, Kentucky, with temperature in the range of an average high of 83.8°F (28.8°C) and an average low of 62.8°F (17.1°C).

Temperature

August's average high-temperature stands at a still warm 83.8°F (28.8°C), showing little deviation from July's 84.7°F (29.3°C). Irwin encounters a steady low-temperature average of 62.8°F (17.1°C) throughout the month of August.

Heat index

The heat index value during August is computed to be a tropical 91.4°F (33°C). Greater preventive actions are needed, heat exhaustion and heat cramps are likely. Persistent activity could provoke heatstroke.
Heat index readings emphasize conditions of light breezes and shaded spots. Heat index values can rise by 15 Fahrenheit (8 Celsius) degrees when in direct sunlight.
Note: The heat index, also known as 'feels like' or 'felt air temperature', takes into account both air temperature and humidity to illustrate what people actually feel. Depending on the activity and the individual's heat perception, which may vary due to factors including wind, clothing, and metabolic variations, this effect remains subjective. One's exposure to direct sunlight has the potential to intensify the heat sensation, increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to children. Children frequently underestimate the importance of resting and drinking fluids. Thirst is a symptom of advanced dehydration - hence the need to hydrate regularly, especially during protracted physical exercises.

Humidity

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

Rainfall

In Irwin, Kentucky, in August, during 8.1 rainfall days, 0.67" (17mm) of precipitation is typically accumulated. In Irwin, Kentucky, during the entire year, the rain falls for 101.6 days and collects up to 8.15" (207mm) of precipitation.

Snowfall

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

Daylight

In August, the average length of the day is 13h and 38min.
On the first day of August, sunrise is at 6:36 am and sunset at 8:44 pm. On the last day of the month, sunrise is at 7:03 am and sunset at 8:05 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 June through August, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for the ordinary person.
Note: A maximum daily UV index of 6 during August morphs into the following directions:
Beware of overexposure. Fair-skinned individuals risk burning in less than 20 minutes. During the period from 10 a.m. to 4 p.m., UV radiation is highest. Try to avoid direct sunlight during these hours. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is it in Irwin in August?

Irwin in August has an average high-temperature of 83.8°F (28.8°C) and an average low-temperature of 62.8°F (17.1°C). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, in August is computed to be 91.4°F (33°C).

What are the least humid months in Irwin?

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

What is the average humidity in August in Irwin?

In Irwin, the average relative humidity in August is 76%.

How much does it rain in Irwin in August?

In Irwin, during August, the rain falls for 8.1 days and regularly aggregates up to 0.67" (17mm) of precipitation.

When it does not snow in Irwin?

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

How many hours of daylight does Irwin have in August?

In Irwin, Kentucky, the average day length in August is 13h and 38min.

What time are sunrise and sunset in August in Irwin?

On the first day of August in Irwin, sunrise is at 6:36 am and sunset at 8:44 pm. On the last day of the month, sunrise is at 7:03 am and sunset at 8:05 pm EDT.

What month has the most sunshine in Irwin?

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

How many hours of sunshine does Irwin have in August?

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

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

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

What is the UV index intensity in August in Irwin?

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

Average temperature in August - Irwin, KY
  • Average high temperature in August: 83.8°F

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (37°F).

  • Average low temperature in August: 62.8°F

The month with the highest average low temperature is July (64.4°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).

Average pressure in August
Irwin, KY

Average pressure in August - Irwin, KY
  • Average pressure in August: 30"Hg

The months with the highest atmospheric pressure are January and November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

Average wind speed in August
Irwin, KY

Average wind speed in August - Irwin, KY
  • Average wind speed in August: 5mph

The windiest month (with the highest average wind speed) is January (8.6mph).
The calmest months (with the lowest average wind speed) are July and August (5mph).

Average humidity in August
Irwin, KY

Average humidity in August - Irwin, KY
  • Average humidity in August: 76%

The month with the highest relative humidity is February (82%).
The months with the lowest relative humidity are April, August, September, October and November (76%).

Average rainfall in August
Irwin, KY

Average rainfall in August - Irwin, KY
  • Average rainfall in August: 0.67"

The wettest month (with the highest rainfall) is May (0.87").
The driest month (with the least rainfall) is September (0.35").

Average rainfall days in August
Irwin, KY

Average rainfall days in August - Irwin, KY
  • Average rainfall days in August: 8.1 days

The month with the highest number of rainy days is May (11.5 days).
The month with the least rainy days is November (6 days).

Average snowfall in August
Irwin, KY

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

The months with the highest snowfall are January and February (0.39").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in August
Irwin, KY

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

The month with the highest number of snowfall days is January (6.6 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, KY

Average daylight in August / Average sunshine in August - Irwin, KY
  • Average daylight in August: 13h and 4min

The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).

  • 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: 4h and 0min).

Average sunshine days in August
Irwin, KY

Average sunshine days in August - Irwin, KY
  • Average sunshine days in August: 19.8 days

The month with the most sunshine days is November (22.3 days).
The month with the least sunshine days is May (15.1 days).

Average UV index in August
Irwin, KY

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

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in August
Irwin, KY

Average cloud cover in August - Irwin, KY
  • Average cloud cover in August: 29

The month with the most cloud cover is January (Cloud cover 59).
The month with the least cloud cover is August (Cloud cover 29).

Average visibility in August
Irwin, KY

Average visibility in August - Irwin, KY
  • Average visibility in August: 5mi

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

Irwin, Kentucky, USA

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