August weather forecast
Marcus, KY

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Weather in August

The last month of the summer, August, is also a moderately hot month in Marcus, Kentucky, with an average temperature varying between 84.6°F (29.2°C) and 64.6°F (18.1°C).

Temperature

The advent of August brings an average high-temperature of a still moderately hot 84.6°F (29.2°C), exhibiting minor difference from the previous month. An average nighttime temperature of 64.6°F (18.1°C) is witnessed throughout August.

Heat index

August's mean heat index is estimated at a hot 93.2°F (34°C). Use additional protective measures, heat cramps and heat exhaustion are possible outcomes. Continuous activity might lead to heatstroke.
Consider that heat index readings are for situations in the shade and light wind. Direct exposure to sunlight could raise the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', is an index that combines air temperature and relative humidity to determine the human-perceived temperature equivalent. The influence of weather can be personal, changing with an individual's body mass, height, and level of physical exertion. Recognize that direct exposure to the sun can escalate the heat effect, potentially adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are extremely significant for children. Children often overlook the need for breaks and fluid intake. Thirst is a late-stage sign of dehydration - hence, it is necessary to stay hydrated, especially during extended periods of physical activities.

Humidity

With an average relative humidity of 74%, August is the least humid month.

Rainfall

In Marcus, in August, during 15.3 rainfall days, 2.72" (69mm) of precipitation is typically accumulated. In Marcus, during the entire year, the rain falls for 169.6 days and collects up to 36.02" (915mm) of precipitation.

Snowfall

May through September are months without snowfall.

Daylight

In Marcus, Kentucky, the average length of the day in August is 13h and 37min.
On the first day of August, sunrise is at 6:40 am and sunset at 8:48 pm. On the last day of the month, sunrise is at 7:06 am and sunset at 8:08 pm EDT.

Sunshine

The average sunshine in August is 10h.

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 health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: A daily maximum UV index of 6 in August translates into the following instructions:
Persist in precautions and follow sun safety policies. Keeping sunburn at bay is imperative. Limit direct sun exposure especially between 10 a.m. and 4 p.m., when UV radiation is at its peak. However, keep in mind that shade structures may not provide full sun protection. A wide-brimmed hat is a shield, deflecting up to 50% of harmful UV radiation from eyes.
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Frequently asked questions

Is it hot in Marcus during August?

The high-temperature, in August, in Marcus, is 84.6°F (29.2°C), while the low-temperature averages to 64.6°F (18.1°C). The average heat index (a.k.a. 'feels like', 'apparent temperature'), which represents the influence of relative humidity on air temperature, in August is estimated at 93.2°F (34°C).

What is the least humid month in Marcus?

With an average relative humidity of 74%, August is the least humid month in Marcus, Kentucky.

What is the average humidity in August in Marcus?

In August, the average relative humidity in Marcus, Kentucky, is 74%.

How much does it rain in Marcus in August?

In Marcus, during August, the rain falls for 15.3 days and regularly aggregates up to 2.72" (69mm) of precipitation.

When it does not snow in Marcus?

In Marcus, Kentucky, snow does not fall in May through September.

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

The average day length in August is 13h and 37min.

What time are sunrise and sunset in August in Marcus?

In August, on the first day of the month, sunrise is at 6:40 am and sunset at 8:48 pm. On the last day of the month, in Marcus, Kentucky, sunrise is at 7:06 am and sunset at 8:08 pm EDT.

How long on average sun shines in August in Marcus?

The average sunshine duration in August is 10h.

When is the highest UV index in Marcus?

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

What is the UV index reading in August in Marcus?

In August, the average daily maximum UV index in Marcus, Kentucky, 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
Marcus, KY

Average temperature in August - Marcus, KY
  • Average high temperature in August: 84.6°F

The warmest month (with the highest average high temperature) is July (85.3°F).
The month with the lowest average high temperature is January (37°F).

  • Average low temperature in August: 64.6°F

The month with the highest average low temperature is July (66°F).
The coldest month (with the lowest average low temperature) is January (24.6°F).

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Average pressure in August
Marcus, KY

Average pressure in August - Marcus, KY
  • Average pressure in August: 29.99"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).

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Average wind speed in August
Marcus, KY

Average wind speed in August - Marcus, 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).

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Average humidity in August
Marcus, KY

Average humidity in August - Marcus, KY
  • Average humidity in August: 74%

The months with the highest relative humidity are February and December (81%).
The month with the lowest relative humidity is August (74%).

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Average rainfall in August
Marcus, KY

Average rainfall in August - Marcus, KY
  • Average rainfall in August: 2.72"

The wettest month (with the highest rainfall) is April (3.82").
The driest month (with the least rainfall) is September (2.13").

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Average rainfall days in August
Marcus, KY

Average rainfall days in August - Marcus, KY
  • Average rainfall days in August: 15.3 days

The month with the highest number of rainy days is May (18.8 days).
The month with the least rainy days is November (10.6 days).

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Average snowfall in August
Marcus, KY

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

The month with the highest snowfall is February (3.35").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in August
Marcus, KY

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

The month with the highest number of snowfall days is January (10.3 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
Marcus, KY

Average daylight in August / Average sunshine in August - Marcus, 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 0min

The months with the most sunshine are June and July (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 0min).

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Average sunshine days in August
Marcus, KY

Average sunshine days in August - Marcus, KY
  • Average sunshine days in August: 13.3 days

The month with the most sunshine days is October (17 days).
The month with the least sunshine days is February (10.5 days).

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Average UV index in August
Marcus, KY

Average UV index in August - Marcus, 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).

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Average cloud cover in August
Marcus, KY

Average cloud cover in August - Marcus, 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).

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Average visibility in August
Marcus, KY

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

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

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Marcus, Kentucky, USA

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