August weather forecast
Barnsley, KY

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Weather in August

August, the last month of the summer in Barnsley, is another warm month, with temperature in the range of an average low of 66.7°F (19.3°C) and an average high of 85.1°F (29.5°C).

Temperature

Barnsley notes an average high-temperature of a warm 85.1°F (29.5°C) in August, hardly diverging from July. During the month of August, Barnsley's nighttime temperature lowers to an average of 66.7°F (19.3°C).

Heat index

August's mean heat index is appraised at a fiery hot 95°F (35°C). Ensure heightened precautions, risk of heat cramps and heat exhaustion is significant. Sustained activity could provoke heatstroke.
Records show heat index calculations are tailored for shaded regions and mild winds. When under direct sunshine, the heat index may be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', is a calculation that merges air temperature and relative humidity to depict the sensation of warmth. The influence of weather is personal, differing among individuals based on variations in body mass, stature, and the degree of physical exertion. Awareness of direct sun exposure is crucial as it has the potential to heighten the weather's effects, pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are essentially critical for children. Youngsters are usually more at risk than adults, considering they sweat less. Additionally, their high skin surface area compared to their little bodies and their high heat production due to activity increases their risk.
By perspiring, the human body can shed its excessive warmth since evaporated sweat cools it off. Under conditions of high relative humidity, the rate of evaporation decreases. This results in the body retaining more heat than under conditions of dry air. Exceeding the body's heat disposal threshold results in a rise in body temperature and potential thermal disorders.

Humidity

In August, the average relative humidity is 77%.

Rainfall

In Barnsley, in August, during 14.3 rainfall days, 2.05" (52mm) of precipitation is typically accumulated. Throughout the year, there are 145.5 rainfall days, and 21.85" (555mm) of precipitation is accumulated.

Snowfall

In Barnsley, snow does not fall in May through October.

Daylight

In August, the average length of the day in Barnsley is 13h and 33min.
On the first day of August, sunrise is at 5:55 am and sunset at 7:57 pm. On the last day of the month, sunrise is at 6:20 am and sunset at 7:19 pm CDT.

Sunshine

In Barnsley, the average sunshine in August is 10.4h.

UV index

The months with the highest UV index in Barnsley are May 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 unsafe exposure to UV radiation for the ordinary person.
Note: In August, the maximum UV index of 6 transforms into these recommendations:
Follow precautions and abide by sun safety rules. Deterrence of sunburn is imperative. Remember that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. Make an effort to avoid direct sun exposure during these hours. For a sun-safe wardrobe, go for clothes that are tightly woven and generously sized.
Updated: Jul 20, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot does it get in August?

The average high-temperature, in August, in Barnsley, is 85.1°F (29.5°C), while the average low-temperature is 66.7°F (19.3°C). In August, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which represents the influence of relative humidity on air temperature, is appraised at 95°F (35°C).

What is the average humidity in August?

The average relative humidity in August is 77%.

How much does it rain in August?

In August, the rain falls for 14.3 days. Throughout August, 2.05" (52mm) of precipitation is accumulated.

When it does not snow?

In Barnsley, snow does not fall in May through October.

What is the average length of the day in August?

In Barnsley, the average day length in August is 13h and 33min.

When are sunrise and sunset in August?

In August, on the first day of the month, sunrise is at 5:55 am and sunset at 7:57 pm. On the last day of the month, sunrise is at 6:20 am and sunset at 7:19 pm CDT.

How many hours of sunshine does Barnsley have in August?

In August, the average sunshine duration in Barnsley is 10.4h.

When is the highest UV index?

May 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?

The average daily maximum UV index in August in Barnsley is 6. A UV Index estimate of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation.
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
Barnsley, KY

Average temperature in August - Barnsley, KY
  • Average high temperature in August: 85.1°F

The warmest month (with the highest average high temperature) is July (86.2°F).
The month with the lowest average high temperature is January (40.6°F).

  • Average low temperature in August: 66.7°F

The month with the highest average low temperature is July (68.4°F).
The coldest month (with the lowest average low temperature) is January (27.9°F).

Average pressure in August
Barnsley, KY

Average pressure in August - Barnsley, KY
  • Average pressure in August: 29.99"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

Average wind speed in August
Barnsley, KY

Average wind speed in August - Barnsley, KY
  • Average wind speed in August: 5.7mph

The windiest month (with the highest average wind speed) is February (9.7mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).

Average humidity in August
Barnsley, KY

Average humidity in August - Barnsley, KY
  • Average humidity in August: 77%

The month with the highest relative humidity is May (81%).
The month with the lowest relative humidity is October (71%).

Average rainfall in August
Barnsley, KY

Average rainfall in August - Barnsley, KY
  • Average rainfall in August: 2.05"

The wettest month (with the highest rainfall) is June (2.4").
The driest month (with the least rainfall) is September (1.02").

Average rainfall days in August
Barnsley, KY

Average rainfall days in August - Barnsley, KY
  • Average rainfall days in August: 14.3 days

The month with the highest number of rainy days is July (16.4 days).
The month with the least rainy days is November (8 days).

Average snowfall in August
Barnsley, KY

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

The month with the highest snowfall is February (1.22").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in August
Barnsley, KY

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

The month with the highest number of snowfall days is January (4.4 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

Average daylight in August /
Average sunshine in August
Barnsley, KY

Average daylight in August / Average sunshine in August - Barnsley, KY
  • Average daylight in August: 13h and 3min

The month with the longest days is June (Average daylight: 14h and 42min).
The month with the shortest days is December (Average daylight: 9h and 36min).

  • Average sunshine in August: 10h and 2min

The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 24min).

Average sunshine days in August
Barnsley, KY

Average sunshine days in August - Barnsley, KY
  • Average sunshine days in August: 14.5 days

The month with the most sunshine days is November (20.3 days).
The month with the least sunshine days is July (12.1 days).

Average UV index in August
Barnsley, KY

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

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

Average cloud cover in August
Barnsley, KY

Average cloud cover in August - Barnsley, KY
  • Average cloud cover in August: 28

The month with the most cloud cover is January (Cloud cover 53).
The month with the least cloud cover is June (Cloud cover 27).

Average visibility in August
Barnsley, KY

Average visibility in August - Barnsley, KY
  • Average visibility in August: 6mi

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

Barnsley, Kentucky, USA

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