Contents
- Weather in August
- Frequently asked questions
- Average temperature in August
- Average pressure in August
- Average wind speed in August
- Average humidity in August
- Average rainfall in August
- Average rainfall days in August
- Average snowfall in August
- Average snowfall days in August
- Average daylight in August
- Average sunshine in August
- Average sunshine days in August
- Average UV index in August
- Average cloud cover in August
- Average visibility in August
Weather in August
Temperature
August records an average high-temperature of a still tropical 90.7°F (32.6°C), indicating a minor variation from the preceding month. Preston experiences an average nighttime temperature of 71.2°F (21.8°C) in the month of August.Heat index
The average heat index in August is estimated at a blistering 111.2°F (44°C). Alert: Heat cramps and heat exhaustion are likely to occur. Prolonged exertion can lead to heatstroke.Be aware that heat index ratings are designed for shaded locations and minor breezes. Direct sunlight exposure may result in a rise of the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', reflects the feeling of heat when considering both air temperature and humidity. This effect is subjective, differing among individuals based on their physical activity and perception of heat, which can be influenced by factors like wind, clothing, and metabolic variances. It is essential to realize that direct sunlight can escalate the perceived temperature, increasing the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Kids frequently ignore the importance of taking a break and rehydrating. Thirst is a late symptom of dehydration - thus, it is crucial to stay hydrated, especially during long-lasting physical activities.
The human body cools itself through perspiration, as excessive warmth is removed from the body through sweat evaporation. An upsurge in relative humidity affects normal body cooling mechanisms by slowing evaporation, hence reducing the rate at which the body cools and intensifying the perception of heat. When the heat gained surpasses the body's cooling capacity, temperatures rise, signaling potential health concerns.
Humidity
The average relative humidity in August in Preston is 74%.Rainfall
In Preston, Mississippi, in August, it is raining for 21.1 days, with typically 3.74" (95mm) of accumulated precipitation. Throughout the year, in Preston, there are 176.8 rainfall days, and 40.59" (1031mm) of precipitation is accumulated.Snowfall
In Preston, snow does not fall in April through November.Daylight
In August, the average length of the day is 13h and 20min.On the first day of August, sunrise is at 6:09 am and sunset at 7:53 pm. On the last day of the month, sunrise is at 6:29 am and sunset at 7:21 pm CDT.
Sunshine
The average sunshine in August is 10.3h.UV index
In August, the average daily maximum UV index is 6. A UV Index value of 6 to 7 symbolizes a high threat to health from exposure to the Sun's UV radiation for the average person.Note: In August, the maximum UV index of 6 suggests this advice:
Embrace precautions and observe sun safety norms. Evasion of sunburn is a necessity. Between 10 a.m. and 4 p.m., the Sun's UV radiation is at its peak. Limit your exposure to direct sunlight during these hours. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot does it get in August?
What is the average humidity in August?
How much does it rain in August?
When it does not snow?
How many hours of daylight does Preston have in August?
When is the sunrise / sunset in August in Preston?
How many hours of sunshine does Preston have in August?
What is the UV index reading in August?
Average temperature in August
Preston, MS
- Average high temperature in August: 90.7°F
The warmest month (with the highest average high temperature) is July (91°F).
The month with the lowest average high temperature is January (53.1°F).
- Average low temperature in August: 71.2°F
The month with the highest average low temperature is August (71.2°F).
The coldest month (with the lowest average low temperature) is January (37°F).
Average pressure in August
Preston, 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
Preston, MS
- Average wind speed in August: 4.8mph
The windiest month (with the highest average wind speed) is February (7.8mph).
The calmest month (with the lowest average wind speed) is August (4.8mph).
Average humidity in August
Preston, MS
- Average humidity in August: 74%
The month with the highest relative humidity is December (81%).
The month with the lowest relative humidity is October (70%).
Average rainfall in August
Preston, MS
- Average rainfall in August: 3.74"
The wettest month (with the highest rainfall) is April (3.98").
The driest month (with the least rainfall) is November (2.48").
Average rainfall days in August
Preston, MS
- Average rainfall days in August: 21.1 days
The month with the highest number of rainy days is July (22.1 days).
The month with the least rainy days is November (9.6 days).
Average snowfall in August
Preston, MS
- Average snowfall in August: 0"
The month with the highest snowfall is January (0.39").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in August
Preston, MS
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is January (1.3 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
Preston, MS
- Average daylight in August: 13h and 2min
The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in August: 10h and 2min
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
Preston, MS
- Average sunshine days in August: 8.1 days
The month with the most sunshine days is October (20.1 days).
The month with the least sunshine days is July (7.5 days).
Average UV index in August
Preston, MS
- Average UV index in August: 6
The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January and December (UV index 3).
Average cloud cover in August
Preston, MS
- Average cloud cover in August: 32
The months with the most cloud cover are February and December (Cloud cover 48).
The months with the least cloud cover are September and October (Cloud cover 29).
Average visibility in August
Preston, MS
- 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).
Preston, Mississippi, USA
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