August weather forecast
Monticello, AR

Weather in August

The last month of the summer, August, is also a hot month in Monticello, Arkansas, with an average temperature ranging between max 91°F (32.8°C) and min 72°F (22.2°C).

Temperature

In August, the average high-temperature is relatively the same as in July - a still hot 91°F (32.8°C). In August, in Monticello, the average low-temperature is 72°F (22.2°C).

Heat index

The average heat index in August is computed to be an extremely hot 112.3°F (44.6°C). Beware: Heat cramps and heat exhaustion are very likely. Heatstroke is imminent with prolonged activity.
Note that heat index values are valued for light wind and location in the shade. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature', 'feels like', 'felt air temperature', or 'real feel', is a calculated temperature value of how hot it feels when the moisture in the air is factored in. This effect is individual, with diverse people perceiving weather differently for numerous reasons (wind, clothing, pregnancy), and activity. Be aware that direct exposure to sunlight increases heat impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.
The human body normally cools itself by perspiration, as evaporated sweat carries heat away from the body. High relative humidity reduces the evaporation rate, resulting in a lower heat removal rate from the body, causing the perception of being overheated. When heat gain exceeds the level the body can remove, body temperature begins to rise, and heat-related illnesses and disorders may develop.

Humidity

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

Rainfall

In August, the rain falls for 16 days. Throughout August, 2.6" (66mm) of precipitation is accumulated. Throughout the year, there are 156.2 rainfall days, and 38.82" (986mm) of precipitation is accumulated.

Snowfall

April through November are months without snowfall.

Daylight

The average length of the day in August in Monticello is 13h and 22min.
On the first day of the month, sunrise is at 6:19 am and sunset at 8:07 pm. On the last day of August, in Monticello, sunrise is at 6:40 am and sunset at 7:34 pm CDT.

Sunshine

The average sunshine in August in Monticello is 10.5h.

UV index

The months with the highest UV index in Monticello are June through August, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high health hazard from unsafe exposure to UV radiation for average individuals.
Note: The average daily UV index of 7 in August transform into the following instructions:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun 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.
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FAQ

What is the temperature in August in Monticello?

The average high-temperature, in August, in Monticello, is 91°F (32.8°C), while the average low-temperature is 72°F (22.2°C). In August, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which combines relative humidity and air temperature, is computed to be 112.3°F (44.6°C).

What is the average humidity in August in Monticello?

In August, the average relative humidity in Monticello, Arkansas, is 74%.

How many days does it rain in August in Monticello?

In Monticello, during August, the rain falls for 16 days and regularly aggregates up to 2.6" (66mm) of precipitation.

When it does not snow in Monticello?

April through November are months without snowfall.

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

In Monticello, the average day length in August is 13h and 22min.

What time are sunrise and sunset in August in Monticello?

On the first day of August in Monticello, sunrise is at 6:19 am and sunset at 8:07 pm. On the last day of the month, sunrise is at 6:40 am and sunset at 7:34 pm CDT.

How long on average sun shines in August in Monticello?

The average sunshine duration in August in Monticello, Arkansas, is 10.5h.

What are the months with the highest UV index in Monticello?

The months with the highest UV index in Monticello are June through August, with an average maximum UV index of 7.

How high is the UV index in August in Monticello?

The average daily maximum UV index in August in Monticello, Arkansas, is 7. A UV Index of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in August
Monticello, AR

Average temperature in August - Monticello, AR
  • Average high temperature in August: 91°F

The warmest month (with the highest average high temperature) is July (91.8°F).
The month with the lowest average high temperature is January (51.1°F).

  • Average low temperature in August: 72°F

The month with the highest average low temperature is July (73°F).
The coldest month (with the lowest average low temperature) is January (36.9°F).

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Average pressure in August
Monticello, AR

Average pressure in August - Monticello, AR
  • Average pressure in August: 29.96"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).

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Average wind speed in August
Monticello, AR

Average wind speed in August - Monticello, AR
  • Average wind speed in August: 5.2mph

The windiest month (with the highest average wind speed) is February (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

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Average humidity in August
Monticello, AR

Average humidity in August - Monticello, AR
  • Average humidity in August: 74%

The months with the highest relative humidity are February, March and December (79%).
The month with the lowest relative humidity is October (69%).

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Average rainfall in August
Monticello, AR

Average rainfall in August - Monticello, AR
  • Average rainfall in August: 2.6"

The wettest month (with the highest rainfall) is April (4.53").
The driest month (with the least rainfall) is September (1.77").

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Average rainfall days in August
Monticello, AR

Average rainfall days in August - Monticello, AR
  • Average rainfall days in August: 16 days

The month with the highest number of rainy days is July (16.3 days).
The month with the least rainy days is October (9.6 days).

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Average snowfall in August
Monticello, AR

Average snowfall in August - Monticello, AR
  • Average snowfall in August: 0"

The month with the highest snowfall is February (0.55").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

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Average snowfall days in August
Monticello, AR

Average snowfall days in August - Monticello, AR
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is February (1.2 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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Average daylight in August /
Average sunshine in August
Monticello, AR

Average daylight in August / Average sunshine in August - Monticello, AR
  • Average daylight in August: 13h and 22min

The month with the longest days is June (Average daylight: 14h and 21min).
The month with the shortest days is December (Average daylight: 9h and 58min).

  • Average sunshine in August: 10h and 30min

The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 54min).

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Average sunshine days in August
Monticello, AR

Average sunshine days in August - Monticello, AR
  • Average sunshine days in August: 12.3 days

The month with the most sunshine days is October (20.4 days).
The month with the least sunshine days is August (12.3 days).

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Average UV index in August
Monticello, AR

Average UV index in August - Monticello, AR
  • Average UV index in August: 7

The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 3).

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Average cloud cover in August
Monticello, AR

Average cloud cover in August - Monticello, AR
  • Average cloud cover in August: 27

The month with the most cloud cover is February (Cloud cover 47).
The month with the least cloud cover is June (Cloud cover 25).

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Average visibility in August
Monticello, AR

Average visibility in August - Monticello, AR
  • 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).

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