August weather forecast
Mayfield, KY

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Weather in August

The weather in August maintains the summer heat experienced in July. A high of 86.7°F (30.4°C) and a low of 67.6°F (19.8°C) make it the second warmest month of the year. As heatwaves occur infrequently in Mayfield, residents continue to enjoy their summer outdoor activities. August marks the end of the growing season, with local produce ripening and ready for harvest. Towards the end of the month, there can be periodic showers, signaling the onset of autumn.

Temperature

With the onset of August, the average high-temperature registers at a still hot 86.7°F (30.4°C), subtly different from July's 88°F (31.1°C). Mayfield experiences a nighttime temperature average of 67.6°F (19.8°C) during August.

Heat index

During August, the heat index is evaluated at a torrid 100.4°F (38°C). More preventive actions are needed, risk of heat exhaustion and heat cramps is significant. Prolonged activity may trigger heatstroke.
Always consider that heat index estimations are for light winds and places in the shade. The heat index has the possibility to be enhanced by 15 Fahrenheit (8 Celsius) degrees when there is direct sun exposure.
Note: The heat index, also known as 'felt air temperature' or 'real feel', stands as a testimony to how temperature and humidity combine to impact our sense of warmth. The effect of weather is individual, with a variety of people experiencing it differently due to distinctions in body mass, height, and level of activity. In direct sunlight, the heat's impact can be heightened, potentially leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Young ones often disregard the necessity to rest and hydrate. Thirst usually indicates advanced dehydration - hence, it is key to stay hydrated, particularly during ongoing physical activities.
Perspiration, followed by sweat evaporation, is the human body's chief method to maintain a balanced temperature. In the presence of elevated relative humidity, the evaporation rate decreases. This reduction leads to increased body heat retention compared to conditions of dry air. When body heat isn't effectively managed, risks of dehydration and overheating amplify.

Humidity

In August, the average relative humidity is 76%.

Rainfall

In Mayfield, in August, during 16.2 rainfall days, 3.19" (81mm) of precipitation is typically accumulated. In Mayfield, during the entire year, the rain falls for 178.3 days and collects up to 42.01" (1067mm) of precipitation.

Snowfall

May through October are months without snowfall.

Daylight

In Mayfield, the average length of the day in August is 13h and 31min.
On the first day of the month, sunrise is at 6:00 am and sunset at 8:00 pm. On the last day of August, sunrise is at 6:25 am and sunset at 7:23 pm CDT.

Sunshine

In August, the average sunshine is 10.3h.

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 risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In August, the UV index of 6 transforms into the following advice:
Avoid excessive sunlight. Those with lighter skin may experience burning in less than 20 minutes. 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. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure.
Updated: Aug 22, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot does it get in Mayfield in August?

In August, the average high-temperature and low-temperature are 86.7°F (30.4°C) and 67.6°F (19.8°C) respectively. The average heat index (a.k.a. 'real feel', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, in August is evaluated at 100.4°F (38°C).

What is the average humidity in August?

In August, the average relative humidity is 76%.

How much does it rain in August?

In Mayfield, during August, the rain falls for 16.2 days and regularly aggregates up to 3.19" (81mm) of precipitation.

When it does not snow?

May through October are months without snowfall.

What is the average length of the day in August?

In August, the average day length is 13h and 31min.

When are sunrise and sunset in August?

On the first day of August, sunrise is at 6:00 am and sunset at 8:00 pm. On the last day of the month, sunrise is at 6:25 am and sunset at 7:23 pm CDT.

How many hours of sunshine does Mayfield have in August?

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

When is the highest UV index?

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

How high is the UV index in August in Mayfield?

In August, the average daily maximum UV index is 6. A UV Index estimate of 6 to 7 represents a high health risk 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
Mayfield, KY

Average temperature in August - Mayfield, KY
  • Average high temperature in August: 86.7°F

The warmest month (with the highest average high temperature) is July (88°F).
The month with the lowest average high temperature is January (42.4°F).

  • Average low temperature in August: 67.6°F

The month with the highest average low temperature is July (69.8°F).
The coldest month (with the lowest average low temperature) is January (28.8°F).

Average pressure in August
Mayfield, KY

Average pressure in August - Mayfield, KY
  • Average pressure in August: 29.98"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).

Average wind speed in August
Mayfield, KY

Average wind speed in August - Mayfield, KY
  • Average wind speed in August: 5.6mph

The windiest months (with the highest average wind speed) are February and April (9mph).
The calmest month (with the lowest average wind speed) is July (5.5mph).

Average humidity in August
Mayfield, KY

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

The months with the highest relative humidity are March and May (79%).
The month with the lowest relative humidity is October (70%).

Average rainfall in August
Mayfield, KY

Average rainfall in August - Mayfield, KY
  • Average rainfall in August: 3.19"

The wettest month (with the highest rainfall) is April (4.69").
The driest month (with the least rainfall) is September (1.97").

Average rainfall days in August
Mayfield, KY

Average rainfall days in August - Mayfield, KY
  • Average rainfall days in August: 16.2 days

The month with the highest number of rainy days is May (19.3 days).
The month with the least rainy days is November (10.7 days).

Average snowfall in August
Mayfield, KY

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

The month with the highest snowfall is February (1.89").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in August
Mayfield, KY

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

The months with the highest number of snowfall days are January and February (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
Mayfield, KY

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

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

  • 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 February (Average sunshine: 4h and 42min).

Average sunshine days in August
Mayfield, KY

Average sunshine days in August - Mayfield, KY
  • Average sunshine days in August: 12.3 days

The month with the most sunshine days is October (18.4 days).
The month with the least sunshine days is July (8.8 days).

Average UV index in August
Mayfield, KY

Average UV index in August - Mayfield, 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
Mayfield, KY

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

The month with the most cloud cover is February (Cloud cover 50).
The months with the least cloud cover are June and September (Cloud cover 27).

Average visibility in August
Mayfield, KY

Average visibility in August - Mayfield, 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).

Mayfield, Kentucky, USA

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