August weather forecast
Jayess, MS

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Weather in August

The last month of the summer, August, is another tropical month in Jayess, Mississippi, with an average temperature fluctuating between 90.3°F (32.4°C) and 72.1°F (22.3°C).

Temperature

Jayess greets August with an average high-temperature of a still hot 90.3°F (32.4°C), marking a slight deviation from the preceding month. During the month of August, the temperature generally drops to a low average of 72.1°F (22.3°C).

Heat index

August's heat index is calculated to be a blazing hot 113°F (45°C). Remain alert: Heat exhaustion and heat cramps are predicted. Extended effort can lead to heatstroke.
Understand that the heat index values take into account shaded locations and mild winds. Exposure to the direct sun could elevate the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', is a calculation that merges air temperature and relative humidity to depict the sensation of warmth. An individual's perception of weather can be swayed by a variety of elements including metabolic differences, pregnancy status, and their level of physical exertion. 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 quite important for babies and toddlers. Children often do not understand the need to rest and hydrate. Thirst is a late manifestation of dehydration - therefore, it is essential to stay hydrated, particularly during prolonged physical activities.
The evaporation of sweat is a natural cooling mechanism of the human body, facilitated by perspiration. When there is abundant moisture in the air, the body's cooling through the evaporation process becomes less effective, leading to the sensation of overheating. Heat-related disorders may develop if heat gain in the body overshadows its cooling capacity, leading to elevated temperatures.

Humidity

In August, the average relative humidity in Jayess is 78%.

Rainfall

August is the month with the most rainfall. Rain falls for 18.9 days and accumulates 2.6" (66mm) of precipitation.

Snowfall

In Jayess, snow does not fall in February, April through November.

Daylight

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

Sunshine

In Jayess, the average sunshine in August is 10h.

UV index

June through August, with an average maximum UV index of 7, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: The UV index of 7 in August translates into these instructions:
Beware of overexposure. Fair-skinned individuals risk burning in less than 20 minutes. Stay in the shade and limit sun exposure from 10 a.m. to 4 p.m., when UV radiation is most potent. Keep in mind that shade structures like parasols or canopies do not offer full protection. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.
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Frequently asked questions

How hot is it in Jayess in August?

In Jayess, in August, the average high-temperature is 90.3°F (32.4°C), and the average low-temperature is 72.1°F (22.3°C). In August, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which factors the actual air temperature with the relative humidity, is calculated to be 113°F (45°C).

What is the average humidity in August in Jayess?

In August, the average relative humidity in Jayess, Mississippi, is 78%.

What is the wettest month in Jayess?

August is the month with the most rainfall in Jayess. Rain falls for 18.9 days and accumulates 2.6" (66mm) of precipitation.

How many days does it rain in August in Jayess?

In Jayess, in August, during 18.9 rainfall days, 2.6" (66mm) of precipitation is typically accumulated.

When it does not snow in Jayess?

February, April through November are months without snowfall.

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

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

When are sunrise and sunset in August in Jayess?

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

How long on average sun shines in August in Jayess?

In Jayess, Mississippi, the average sunshine duration in August is 10h.

When is the highest UV index in Jayess?

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

How high is the UV index in August in Jayess?

In Jayess, Mississippi, the average daily maximum UV index in August is 7. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe exposure to Sun's UV rays.
Average max. wind speed
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
Jayess, MS

Average temperature in August - Jayess, MS
  • Average high temperature in August: 90.3°F

The warmest month (with the highest average high temperature) is July (90.9°F).
The month with the lowest average high temperature is January (56.7°F).

  • Average low temperature in August: 72.1°F

The months with the highest average low temperature are July and August (72.1°F).
The coldest month (with the lowest average low temperature) is January (39.7°F).

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Average pressure in August
Jayess, MS

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

The month with the highest atmospheric pressure is January (30.17"Hg).
The months with the lowest atmospheric pressure are June and August (29.97"Hg).

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Average wind speed in August
Jayess, MS

Average wind speed in August - Jayess, MS
  • Average wind speed in August: 4.7mph

The windiest month (with the highest average wind speed) is April (7mph).
The calmest month (with the lowest average wind speed) is July (4.5mph).

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Average humidity in August
Jayess, MS

Average humidity in August - Jayess, MS
  • Average humidity in August: 78%

The months with the highest relative humidity are February and December (82%).
The month with the lowest relative humidity is October (72%).

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Average rainfall in August
Jayess, MS

Average rainfall in August - Jayess, MS
  • Average rainfall in August: 2.6"

The wettest month (with the highest rainfall) is August (2.6").
The driest month (with the least rainfall) is November (0.79").

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Average rainfall days in August
Jayess, MS

Average rainfall days in August - Jayess, MS
  • Average rainfall days in August: 18.9 days

The month with the highest number of rainy days is July (20 days).
The month with the least rainy days is November (6.9 days).

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Average snowfall in August
Jayess, MS

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

The months with the highest snowfall are January and December (0.12").
The months with the least snowfall are February, April, May, June, July, August, September, October and November (0").

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Average snowfall days in August
Jayess, MS

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

The months with the highest number of snowfall days are January and December (0.3 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).

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

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

The month with the most sunshine is June (Average sunshine: 10h and 24min).
The months with the least sunshine are February and December (Average sunshine: 4h and 48min).

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Average sunshine days in August
Jayess, MS

Average sunshine days in August - Jayess, MS
  • Average sunshine days in August: 9.7 days

The month with the most sunshine days is October (21.6 days).
The month with the least sunshine days is July (8.9 days).

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Average UV index in August
Jayess, MS

Average UV index in August - Jayess, 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).

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Average cloud cover in August
Jayess, MS

Average cloud cover in August - Jayess, MS
  • Average cloud cover in August: 36

The months with the most cloud cover are February and December (Cloud cover 51).
The month with the least cloud cover is October (Cloud cover 30).

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Average visibility in August
Jayess, MS

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

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

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Jayess, Mississippi, USA

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