August weather forecast
Monticello, AR

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Weather in August

August in Monticello witnesses a slight dip in temperatures, signaling the waning phase of the relentless summer. The sultry weather remains, yet the peak heat slowly starts to taper off, setting the stage for a shift in seasons. As daylight hours begin to shorten, the city momentarily pauses, caught between the heat of the summer and the chill of the fast-approaching autumn. With rainfall at 2.6" (66mm), the month remains fairly dry, yet less compared to its predecessor. Despite the adjusting climate, Monticello continues to bask in ample daylight, stringing along the summer mood.

Temperature

The average high-temperature in Monticello is a still hot 91°F (32.8°C) in August, hardly different from the 91.8°F (33.2°C) recorded in July. Monticello anticipates an average minimum temperature of 72°F (22.2°C) in the month of August.

Heat index

The heat index for August is calculated to be a burning hot 113°F (45°C). On guard: Heat exhaustion and heat cramps are predicted. Heatstroke is a potential hazard with continuous physical effort.
In terms of the heat index, values are set with light wind and shade conditions in mind. 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 'apparent temperature' or 'felt air temperature', takes into account both air temperature and humidity to illustrate what people actually feel. The impact of weather is individual, with diverse individuals experiencing it differently due to variations in body mass, height, and activity levels. You should know that direct sun exposure can heighten weather effects, potentially elevating the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Children often fail to recognize the requirement to rest and rehydrate. Thirst, being a late symptom of dehydration, underlines the importance of maintaining hydration, especially during ongoing physical activities.
Perspiration, which is the evaporation of sweat, is a primary way the human body manages and dispels excessive warmth. In situations of high air temperature combined with high humidity (significant heat index), the body's ability to perspire is reduced, heightening the sense of warmth. If the body retains more heat than it can expel, the increasing temperature can lead to heat-related conditions.

Humidity

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. In Monticello, during the entire year, the rain falls for 156.2 days and collects up to 38.82" (986mm) of precipitation.

Snowfall

April through November are months without snowfall.

Daylight

In Monticello, the average length of the day in August 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, sunrise is at 6:40 am and sunset at 7:33 pm CDT.

Sunshine

In Monticello, the average sunshine in August is 10.5h.

UV index

The months with the highest UV index are June through August, with an average maximum UV index of 7. A UV Index of 6 to 7 symbolizes a high threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: In August, the maximum UV index of 7 transforms into these recommendations:
Eschew overexposure. Those with light skin may suffer burns in fewer than 20 minutes. Avoid direct Sun exposure and stay in the shade between 10 a.m. and 4 p.m., a time when UV radiation is most intense, noting that not all shade structures offer full protection. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.
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Frequently asked questions

How hot is it in Monticello in August?

In Monticello, in August, the average high-temperature is 91°F (32.8°C), and the average low-temperature is 72°F (22.2°C). In August, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which represents the influence of relative humidity on air temperature, is calculated to be 113°F (45°C).

What is the average humidity in August in Monticello?

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

How many days does it rain in August in Monticello?

In August, in Monticello, the rain falls for 16 days. Throughout August, 2.6" (66mm) of precipitation is accumulated.

When it does not snow in Monticello?

In Monticello, Arkansas, snow does not fall in April through November.

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

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

When are sunrise and sunset in August in Monticello?

In August, on the first day of the month, sunrise is at 6:19 am and sunset at 8:07 pm. On the last day of the month, in Monticello, Arkansas, sunrise is at 6:40 am and sunset at 7:33 pm CDT.

How many hours of sunshine does Monticello have in August?

In Monticello, the average sunshine duration in August is 10.5h.

What is the month with the highest UV index in Monticello?

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

How high is the UV index in August in Monticello?

In Monticello, the average daily maximum UV index in August is 7. A UV Index reading of 6 to 7 represents a high health risk 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
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 2min

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 10h and 0min).

  • Average sunshine in August: 10h and 3min

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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Monticello, Arkansas, USA

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