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
The arrival of August denotes a barely perceptible change in the average high-temperatures to a still tropical 88.3°F (31.3°C) from July's 89.6°F (32°C). In McIllwain, an average nighttime temperature of 67.6°F (19.8°C) is expected during August.Heat index
For August, the heat index is calculated to be a blisteringly hot 104°F (40°C). Implement more safety precautions, heat cramps and heat exhaustion may happen. Persistent activity could induce heatstroke.Regarding the heat index, one should be aware it's determined by shaded settings and mild winds. Heat index values may be hiked up by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', measures the perceived warmth when incorporating the humidity present in the air. The perception of temperature can be subjective, varying based on activity and individual heat sensitivity, influenced by factors like wind, attire, and metabolic variations. When directly under the sun, the weather's impact can intensify, possibly boosting the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for babies and toddlers. Young ones often do not realize the necessity to rest and replenish their fluids. Thirst is a delayed indication of dehydration - keeping hydrated, particularly in prolonged physical activity, is crucial.
Perspiration is essential for the human body; it facilitates cooling through the process of sweat evaporation. An increase in relative humidity disrupts body cooling by slowing the evaporation rate, thereby reducing the rate at which the body cools and amplifying the sense of heat. When heat gain exceeds the level the body can remove, body temperature begins to rise, and heat-related illnesses and disorders may develop.
Humidity
The average relative humidity in August in McIllwain is 75%.Rainfall
In McIllwain, Tennessee, in August, during 10.8 rainfall days, 1.3" (33mm) of precipitation is typically accumulated. Throughout the year, in McIllwain, there are 115.4 rainfall days, and 12.32" (313mm) of precipitation is accumulated.Snowfall
In McIllwain, snow does not fall in April through October.Daylight
In McIllwain, Tennessee, the average length of the day in August is 13h and 29min.On the first day of August in McIllwain, sunrise is at 6:00 am and sunset at 7:56 pm. On the last day of the month, sunrise is at 6:24 am and sunset at 7:20 pm CDT.
Sunshine
In August, the average sunshine is 10h.UV index
May through August, with an average maximum UV index of 6, are months with the highest UV index in McIllwain. A UV Index reading of 6 to 7 represents a high threat to health from exposure to the Sun's UV rays for ordinary individuals.Note: The maximum daily UV index of 6 in August interprets into the following recommendations:
Escape overexposure. People with light skin may incur burns in fewer than 20 minutes. From 10 a.m. to 4 p.m., when UV radiation is at its strongest, limit direct exposure to the Sun and note that shade structures may not provide full sun protection. 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.
Frequently asked questions
How hot is August in McIllwain?
What is the average humidity in August in McIllwain?
How much does it rain in McIllwain in August?
When it does not snow in McIllwain?
What is the average length of the day in August in McIllwain?
When is the sunrise / sunset in August in McIllwain?
How many hours of sunshine does McIllwain have in August?
When is the highest UV index in McIllwain?
What is the UV index reading in August in McIllwain?
Average temperature in August
McIllwain, TN
- Average high temperature in August: 88.3°F
The warmest month (with the highest average high temperature) is July (89.6°F).
The month with the lowest average high temperature is January (45°F).
- Average low temperature in August: 67.6°F
The month with the highest average low temperature is July (69.1°F).
The coldest month (with the lowest average low temperature) is January (30.7°F).
Average pressure in August
McIllwain, TN
- Average pressure in August: 29.99"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
McIllwain, TN
- Average wind speed in August: 4.8mph
The windiest months (with the highest average wind speed) are January, February and April (8.1mph).
The calmest months (with the lowest average wind speed) are July and August (4.8mph).
Average humidity in August
McIllwain, TN
- Average humidity in August: 75%
The months with the highest relative humidity are March and December (79%).
The month with the lowest relative humidity is October (73%).
Average rainfall in August
McIllwain, TN
- Average rainfall in August: 1.3"
The wettest month (with the highest rainfall) is July (1.5").
The driest month (with the least rainfall) is September (0.35").
Average rainfall days in August
McIllwain, TN
- Average rainfall days in August: 10.8 days
The month with the highest number of rainy days is July (14 days).
The month with the least rainy days is November (6.1 days).
Average snowfall in August
McIllwain, TN
- Average snowfall in August: 0"
The month with the highest snowfall is March (0.28").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in August
McIllwain, TN
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is January (1.9 days).
The months with the least snowfall days are April, May, June, July, August and September (0 days).
Average daylight in August /
Average sunshine in August
McIllwain, TN
- Average daylight in August: 13h and 3min
The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 48min).
- Average sunshine in August: 10h and 0min
The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).
Average sunshine days in August
McIllwain, TN
- Average sunshine days in August: 18 days
The month with the most sunshine days is November (22.3 days).
The month with the least sunshine days is July (15.7 days).
Average UV index in August
McIllwain, TN
- Average UV index in August: 6
The months with the highest UV index are May, June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in August
McIllwain, TN
- Average cloud cover in August: 33
The months with the most cloud cover are February and December (Cloud cover 52).
The month with the least cloud cover is June (Cloud cover 30).
Average visibility in August
McIllwain, TN
- Average visibility in August: 5mi
The months with the highest visibility are January, February, March, April, June, September, October, November and December (6mi).
The months with the lowest visibility are May, July and August (5mi).
McIllwain, Tennessee, USA
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