August weather forecast
Royal Blue, TN

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Weather in August

The last month of the summer, August, is also a moderately hot month in Royal Blue, Tennessee, with temperature in the range of an average low of 61.9°F (16.6°C) and an average high of 84.9°F (29.4°C).

Temperature

August's weather records an average high-temperature of a warm 84.9°F (29.4°C), showing little deviation from July. Royal Blue's average nighttime temperatures present a clear contrast to its daytime highs, measured at a refreshing 61.9°F (16.6°C) in August.

Heat index

The average heat index in August is appraised at a sweltering 95°F (35°C). Use additional protective measures, heat cramps and heat exhaustion are possible outcomes. Continuous activity might lead to heatstroke.
Evaluating the heat index requires understanding its values in the shade and with gentle winds. Exposure to unobstructed sunshine could lead to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', is an indicator that blends the effects of temperature and humidity to depict perceived warmth. 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. Sunshine, when direct, has the potential to intensify weather effects, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for babies and toddlers. Kids are generally in more danger than adults because they perspire less. Their large skin surface area compared to their small bodies and the excessive heat due to their actions raises their risk.
Sweat evaporation, driven by perspiration, is the method the human body uses to rid itself of excessive warmth. A surge in relative humidity can disrupt the body's normal cooling function by slowing evaporation, hence reducing the rate at which the body cools and intensifying the perception of heat. Heat-related challenges, like dehydration, can be anticipated when body heat isn't managed effectively.

Humidity

August is the least humid month, with an average relative humidity of 76%.

Rainfall

In Royal Blue, in August, it is raining for 16.2 days, with typically 2.64" (67mm) of accumulated precipitation. Throughout the year, there are 167 rainfall days, and 33.62" (854mm) of precipitation is accumulated.

Snowfall

In Royal Blue, Tennessee, snow does not fall in May through October.

Daylight

In August, the average length of the day is 13h and 30min.
On the first day of August, sunrise is at 6:44 am and sunset at 8:42 pm. On the last day of the month, sunrise is at 7:08 am and sunset at 8:05 pm EDT.

Sunshine

The average sunshine in August is 9.6h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high threat to health from exposure to the Sun's UV rays for the average person.
Note: In August, the maximum UV index of 6 transforms into these recommendations:
Endorse precautions and be consistent with sun safety guidelines. Preventing sunburn is paramount. Avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is most intense, and remember that not all shade structures provide full protection. Arm yourself against UV rays' harm with protective apparel and UV-filtering shades.

Frequently asked questions

How hot does it get in August?

The average high-temperature and low-temperature during August are 84.9°F (29.4°C) and 61.9°F (16.6°C) respectively. In August, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which represents the influence of relative humidity on air temperature, is appraised at 95°F (35°C).

What is the least humid month?

With an average relative humidity of 76%, August is the least humid month.

What is the average humidity in August?

The average relative humidity in August in Royal Blue is 76%.

How much does it rain in August?

In Royal Blue, during August, the rain falls for 16.2 days and regularly aggregates up to 2.64" (67mm) of precipitation.

When it does not snow?

May through October are months without snowfall.

What is the average length of the day in August?

In August, the average day length is 13h and 30min.

When is the sunrise / sunset in August in Royal Blue?

In August, on the first day of the month, sunrise is at 6:44 am and sunset at 8:42 pm. On the last day of the month, sunrise is at 7:08 am and sunset at 8:05 pm EDT.

How long on average sun shines in August?

In August, the average sunshine duration is 9.6h.

What is the month with the highest UV index in Royal Blue?

May through August, with an average maximum UV index of 6, are months with the highest UV index.

What is the UV index intensity in August?

The average daily maximum UV index in August is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to the Sun's 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
Royal Blue, TN

Average temperature in August - Royal Blue, TN
  • Average high temperature in August: 84.9°F

The warmest month (with the highest average high temperature) is July (86°F).
The month with the lowest average high temperature is January (42.3°F).

  • Average low temperature in August: 61.9°F

The month with the highest average low temperature is July (63.7°F).
The coldest month (with the lowest average low temperature) is January (27.7°F).

Average pressure in August
Royal Blue, TN

Average pressure in August - Royal Blue, TN
  • Average pressure in August: 30.01"Hg

The months with the highest atmospheric pressure are January and November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).

Average wind speed in August
Royal Blue, TN

Average wind speed in August - Royal Blue, TN
  • Average wind speed in August: 3.5mph

The windiest month (with the highest average wind speed) is April (6.2mph).
The calmest month (with the lowest average wind speed) is August (3.5mph).

Average humidity in August
Royal Blue, TN

Average humidity in August - Royal Blue, TN
  • Average humidity in August: 76%

The months with the highest relative humidity are February and December (81%).
The month with the lowest relative humidity is August (76%).

Average rainfall in August
Royal Blue, TN

Average rainfall in August - Royal Blue, TN
  • Average rainfall in August: 2.64"

The wettest month (with the highest rainfall) is February (3.94").
The driest month (with the least rainfall) is September (1.89").

Average rainfall days in August
Royal Blue, TN

Average rainfall days in August - Royal Blue, TN
  • Average rainfall days in August: 16.2 days

The month with the highest number of rainy days is July (19.3 days).
The month with the least rainy days is November (9.4 days).

Average snowfall in August
Royal Blue, TN

Average snowfall in August - Royal Blue, TN
  • Average snowfall in August: 0"

The month with the highest snowfall is February (2.01").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in August
Royal Blue, TN

Average snowfall days in August - Royal Blue, TN
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (5.5 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in August /
Average sunshine in August
Royal Blue, TN

Average daylight in August / Average sunshine in August - Royal Blue, 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 42min).

  • Average sunshine in August: 9h and 4min

The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is January (Average sunshine: 4h and 30min).

Average sunshine days in August
Royal Blue, TN

Average sunshine days in August - Royal Blue, TN
  • Average sunshine days in August: 13.2 days

The month with the most sunshine days is October (18.8 days).
The month with the least sunshine days is July (10.1 days).

Average UV index in August
Royal Blue, TN

Average UV index in August - Royal Blue, TN
  • Average UV index in August: 6

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).

Average cloud cover in August
Royal Blue, TN

Average cloud cover in August - Royal Blue, TN
  • Average cloud cover in August: 32

The month with the most cloud cover is February (Cloud cover 56).
The months with the least cloud cover are June and August (Cloud cover 32).

Average visibility in August
Royal Blue, TN

Average visibility in August - Royal Blue, TN
  • Average visibility in August: 5mi

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

Royal Blue, Tennessee, USA

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