August weather forecast
Madisonville, KY

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Weather in August

Bathing in sweltering high temperatures of about 85.1°F (29.5°C), August’s weather in Madisonville continues the summer’s vigor. Despite the high temperatures, the city experiences a gradual dip towards the end of the month, juxtaposing very hot days with pleasantly cooler nights. The extended hours of sunlight, spanning 13.6 hours, allow ample time for outdoor activities. In the midst of this intense heat, the arrival of rainy days, scattered over 14.3 days, comes as a relief. Consequently, August stands out for its balmy weather, interspersed with refreshing spells of rain.

Temperature

As Madisonville transitions into August, the average high-temperature stands at a moderately hot 85.1°F (29.5°C), offering little variation from the preceding month. August brings Madisonville a consistent average low-temperature of 66.7°F (19.3°C).

Heat index

In August, the average heat index is evaluated at a very hot 95°F (35°C). Implement additional cautionary measures, heat cramps and heat exhaustion could occur. Prolonged activity might induce heatstroke.
Observations indicate that the heat index values are for shady locations with light wind. Being under direct sunlight might amplify the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is calculated by taking the relative humidity value for a specific location and factoring it into the air temperature reading. The experience of temperature can be subjective, varying based on the individual's activity and heat perception, influenced by factors like wind, attire, and metabolic variations. Taking into account that direct sunlight can boost the heat effect, the heat index may rise by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical to babies and toddlers. 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.
One way the human body deals with excessive warmth is by perspiring and allowing sweat to evaporate. Under high air temperature and humidity (high heat index) conditions, perspiration is limited, and the perception of heat is increased. When the heat gained surpasses the body's cooling capacity, temperatures rise, signaling potential health concerns.

Humidity

In August, the average relative humidity is 77%.

Rainfall

In Madisonville, 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

May through October are months without snowfall.

Daylight

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

Sunshine

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

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high health vulnerability from unsafe exposure to UV radiation for the average person.
Note: The average daily UV index of 6 in August transforms into the following instructions:
Shield from overexposure. Defense against sun-related harm is required. Limit direct sun exposure and seek shade between 10 a.m. and 4 p.m., the time of the most intense UV radiation, noting that shade structures may not provide total sun protection. To best shield against UV radiation, choose sun-safe garments and dependable sunglasses.
Updated: Jul 24, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Is it hot in Madisonville during August?

The average high-temperature, in August, in Madisonville, 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. 'feels like', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, is evaluated at 95°F (35°C).

What is the average humidity in August?

In Madisonville, the average relative humidity in August is 77%.

How many days does it rain in August?

In Madisonville, in August, during 14.3 rainfall days, 2.05" (52mm) of precipitation is typically accumulated.

When it does not snow?

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

How many hours of daylight does Madisonville have in August?

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

What time 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 long on average sun shines in August?

The average sunshine duration in August in Madisonville is 10.4h.

What are the months with 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 is 6. A UV Index value of 6 to 7 symbolizes a high health threat from unprotected exposure to 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
Madisonville, KY

Average temperature in August - Madisonville, 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
Madisonville, KY

Average pressure in August - Madisonville, 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
Madisonville, KY

Average wind speed in August - Madisonville, 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
Madisonville, KY

Average humidity in August - Madisonville, 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
Madisonville, KY

Average rainfall in August - Madisonville, 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
Madisonville, KY

Average rainfall days in August - Madisonville, 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
Madisonville, KY

Average snowfall in August - Madisonville, 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
Madisonville, KY

Average snowfall days in August - Madisonville, 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
Madisonville, KY

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

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
Madisonville, KY

Average sunshine days in August - Madisonville, 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
Madisonville, KY

Average UV index in August - Madisonville, 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
Madisonville, KY

Average cloud cover in August - Madisonville, 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
Madisonville, KY

Average visibility in August - Madisonville, 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).

Madisonville, Kentucky, USA

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