August weather forecast
Monticello, MS

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Weather in August

August, the last month of the summer in Monticello, is another tropical month, with an average temperature fluctuating between 91.4°F (33°C) and 72°F (22.2°C).

Temperature

The dawn of August sees an average high-temperature of a still hot 91.4°F (33°C), subtly contrasting with July's 91.6°F (33.1°C). In August, Monticello experiences a temperature dip to an average of 72°F (22.2°C) at night.

Heat index

Throughout August, the heat index is calculated to be a life-threatening hot 114.8°F (46°C). Stay wary: Heat exhaustion and heat cramps are possible. Heatstroke can ensue from extended effort.
Data suggests that the heat index is set for environments in shade and with a light wind. The presence of direct sunlight can raise the heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', is achieved by amalgamating air temperature with the relative humidity readings. Factors encompassing physical activity, clothing, and metabolic differences have a role in shaping the individual's impression of temperature. 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 hold great significance to children. Children regularly disregard the necessity to rest and replenish fluids. Thirst is a late symptom of dehydration - thus, maintaining hydration, particularly during long-lasting physical activities, is essential.
The body's innate mechanism to counteract overheating is through perspiration, as it leverages the cooling effects of sweat evaporation. An elevated level of relative humidity hinders evaporation, leading to decreased heat elimination from the body, inducing a sensation of excess heat. Rising body temperatures due to excess heat retention could signify impending heat disorders.

Humidity

In August, the average relative humidity in Monticello is 75%.

Rainfall

The month with the most rainfall is August, when the rain falls for 21.6 days and typically aggregates up to 4.25" (108mm) of precipitation.

Snowfall

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

Daylight

In August, the average length of the day is 13h and 16min.
On the first day of August, sunrise is at 6:17 am and sunset at 7:56 pm. On the last day of the month, sunrise is at 6:36 am and sunset at 7:25 pm CDT.

Sunshine

The average sunshine in August in Monticello is 10.2h.

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 unprotected exposure to Sun's UV rays for ordinary individuals.
Note: In August, the maximum UV index of 7 suggests these recommendations:
Enforce precautions and stick to sun safety measures. Preservation from skin and eye damage is essential. The Sun's UV radiation is most potent between 10 a.m. and 4 p.m. Try to limit direct exposure to the Sun during this period. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses.
Updated: Feb 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is it in Monticello in August?

The high-temperature, in August, in Monticello, records 91.4°F (33°C), while the low-temperature is 72°F (22.2°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which represents the influence of relative humidity on air temperature, in August is calculated to be 114.8°F (46°C).

What is the average humidity in August in Monticello?

In August, the average relative humidity in Monticello, Mississippi, is 75%.

What is the wettest month in Monticello?

August is the month with the most rainfall. Rain falls for 21.6 days and accumulates 4.25" (108mm) of precipitation.

How many days does it rain in August in Monticello?

In Monticello, in August, during 21.6 rainfall days, 4.25" (108mm) of precipitation is typically accumulated.

When it does not snow in Monticello?

April through November are months without snowfall in Monticello.

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

In August, the average day length in Monticello is 13h and 16min.

When is the sunrise / sunset in August in Monticello?

On the first day of August in Monticello, sunrise is at 6:17 am and sunset at 7:56 pm. On the last day of the month, sunrise is at 6:36 am and sunset at 7:25 pm CDT.

How many hours of sunshine does Monticello have in August?

In August, the average sunshine duration in Monticello is 10.2h.

When is 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.

What is the UV index reading in August in Monticello?

The average daily maximum UV index in August in Monticello is 7. A UV Index value of 6 to 7 symbolizes a high health threat from unsafe 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
Monticello, MS

Average temperature in August - Monticello, MS
  • Average high temperature in August: 91.4°F

The warmest month (with the highest average high temperature) is July (91.6°F).
The month with the lowest average high temperature is January (55.9°F).

  • Average low temperature in August: 72°F

The months with the highest average low temperature are July and August (72°F).
The coldest month (with the lowest average low temperature) is January (38.8°F).

Average pressure in August
Monticello, MS

Average pressure in August - Monticello, MS
  • Average pressure in August: 29.97"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).

Average wind speed in August
Monticello, MS

Average wind speed in August - Monticello, MS
  • Average wind speed in August: 4.8mph

The windiest months (with the highest average wind speed) are February and April (7.3mph).
The calmest months (with the lowest average wind speed) are July and August (4.8mph).

Average humidity in August
Monticello, MS

Average humidity in August - Monticello, MS
  • Average humidity in August: 75%

The months with the highest relative humidity are February and December (81%).
The month with the lowest relative humidity is October (71%).

Average rainfall in August
Monticello, MS

Average rainfall in August - Monticello, MS
  • Average rainfall in August: 4.25"

The wettest month (with the highest rainfall) is August (4.25").
The driest month (with the least rainfall) is November (2.4").

Average rainfall days in August
Monticello, MS

Average rainfall days in August - Monticello, MS
  • Average rainfall days in August: 21.6 days

The month with the highest number of rainy days is August (21.6 days).
The month with the least rainy days is November (9.3 days).

Average snowfall in August
Monticello, MS

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

The months with the highest snowfall are January and December (0.31").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

Average snowfall days in August
Monticello, MS

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

The month with the highest number of snowfall days is January (0.9 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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

Average daylight in August / Average sunshine in August - Monticello, MS
  • Average daylight in August: 13h and 2min

The month with the longest days is June (Average daylight: 14h and 12min).
The month with the shortest days is December (Average daylight: 10h and 6min).

  • Average sunshine in August: 10h and 1min

The month with the most sunshine is June (Average sunshine: 10h and 36min).
The months with the least sunshine are February and December (Average sunshine: 4h and 54min).

Average sunshine days in August
Monticello, MS

Average sunshine days in August - Monticello, MS
  • Average sunshine days in August: 8.1 days

The month with the most sunshine days is October (20.5 days).
The month with the least sunshine days is August (8.1 days).

Average UV index in August
Monticello, MS

Average UV index in August - Monticello, MS
  • 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).

Average cloud cover in August
Monticello, MS

Average cloud cover in August - Monticello, MS
  • Average cloud cover in August: 33

The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is October (Cloud cover 29).

Average visibility in August
Monticello, MS

Average visibility in August - Monticello, MS
  • Average visibility in August: 5mi

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

Monticello, Mississippi, USA

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