August weather forecast
Westwood Hills, TN

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Weather in August

The last month of the summer, August, is another tropical month in Westwood Hills, Tennessee, with temperature in the range of an average low of 64.4°F (18°C) and an average high of 86.7°F (30.4°C).

Temperature

The advent of August reveals an average high-temperature of a still hot 86.7°F (30.4°C), showing minimal difference from the prior month. Westwood Hills's average nighttime temperature descends significantly from the day's peak in August, settling at a comfortable 64.4°F (18°C).

Heat index

The heat index value for August is estimated at a very hot 98.6°F (37°C). More protective measures are required - heat exhaustion and heat cramps are likely. Heatstroke may follow lengthy activity.
Be advised, the heat index considers values for conditions in shade and with a light breeze. The heat index has the potential to rise by 15 Fahrenheit (8 Celsius) degrees with direct sunshine exposure.
Note: The heat index, also known as 'apparent temperature' or 'real feel', provides an understanding of perceived warmth by combining temperature and relative humidity. The individual's experience of temperature can be shaped by numerous aspects such as metabolic variations, physical exertion, and attire. Direct sun rays can make one feel hotter, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular significance for children. Young ones are generally more prone to risk than adults due to their reduced ability to sweat. Their large skin surface area relative to their diminutive bodies and elevated heat production from their activities further enhance this risk.
Evaporation of sweat is the main factor behind the cooling effect of perspiration in the human body. Elevated relative humidity diminishes evaporation, thereby reducing the body's ability to shed heat and creating a feeling of being too warm. If heat absorption isn't effectively countered by the body's cooling methods, body temperature surges, hinting at potential problems.

Humidity

The least humid month in Westwood Hills is August, with an average relative humidity of 72%.

Rainfall

In Westwood Hills, during August, the rain falls for 14.4 days and regularly aggregates up to 1.42" (36mm) of precipitation. Throughout the year, there are 149 rainfall days, and 18.74" (476mm) of precipitation is accumulated.

Snowfall

April through September are months without snowfall.

Daylight

In Westwood Hills, the average length of the day in August is 13h and 28min.
On the first day of August, sunrise is at 6:44 am and sunset at 8:40 pm. On the last day of the month, sunrise is at 7:07 am and sunset at 8:04 pm EDT.

Sunshine

In August, the average sunshine in Westwood Hills is 10.1h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The maximum daily UV index, 6 in August, converts into the following recommendations:
Undertake protective measures and comply with sun safety rules. Shielding against skin and eye damage is essential. Seek shade and limit direct Sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its peak, but be aware that not all shade structures provide complete sun protection. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
Updated: Jul 25, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot does it get in August?

In Westwood Hills, 86.7°F (30.4°C) is the average high-temperature and 64.4°F (18°C) is the average low-temperature during August. In August, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, is estimated at 98.6°F (37°C).

What is the least humid month?

August is the least humid month, with an average relative humidity of 72%.

What is the average humidity in August?

The average relative humidity in August is 72%.

How much does it rain in August?

In August, the rain falls for 14.4 days. Throughout August, 1.42" (36mm) of precipitation is accumulated.

When it does not snow?

April through September are months without snowfall.

How many hours of daylight does Westwood Hills have in August?

In August, the average day length is 13h and 28min.

When are sunrise and sunset in August?

On the first day of August, sunrise is at 6:44 am and sunset at 8:40 pm. On the last day of the month, sunrise is at 7:07 am and sunset at 8:04 pm EDT.

How long on average sun shines in August in Westwood Hills?

In Westwood Hills, the average sunshine duration in August is 10.1h.

What is the month with the highest UV index in Westwood Hills?

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

How high is the UV index in August?

In Westwood Hills, 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 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
Westwood Hills, TN

Average temperature in August - Westwood Hills, TN
  • Average high temperature in August: 86.7°F

The warmest month (with the highest average high temperature) is July (87.6°F).
The month with the lowest average high temperature is January (44.8°F).

  • Average low temperature in August: 64.4°F

The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (29.5°F).

Average pressure in August
Westwood Hills, TN

Average pressure in August - Westwood Hills, 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
Westwood Hills, TN

Average wind speed in August - Westwood Hills, TN
  • Average wind speed in August: 3.6mph

The windiest month (with the highest average wind speed) is April (5.9mph).
The calmest month (with the lowest average wind speed) is August (3.6mph).

Average humidity in August
Westwood Hills, TN

Average humidity in August - Westwood Hills, TN
  • Average humidity in August: 72%

The month with the highest relative humidity is December (79%).
The month with the lowest relative humidity is August (72%).

Average rainfall in August
Westwood Hills, TN

Average rainfall in August - Westwood Hills, TN
  • Average rainfall in August: 1.42"

The wettest month (with the highest rainfall) is July (2.2").
The driest month (with the least rainfall) is October (1.18").

Average rainfall days in August
Westwood Hills, TN

Average rainfall days in August - Westwood Hills, TN
  • Average rainfall days in August: 14.4 days

The month with the highest number of rainy days is July (16.3 days).
The month with the least rainy days is November (8.7 days).

Average snowfall in August
Westwood Hills, TN

Average snowfall in August - Westwood Hills, TN
  • Average snowfall in August: 0"

The month with the highest snowfall is February (0.98").
The months with the least snowfall are April, May, June, July, August and September (0").

Average snowfall days in August
Westwood Hills, TN

Average snowfall days in August - Westwood Hills, TN
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (5.4 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
Westwood Hills, TN

Average daylight in August / Average sunshine in August - Westwood Hills, TN
  • Average daylight in August: 13h and 3min

The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).

  • Average sunshine in August: 10h and 1min

The month with the most sunshine is June (Average sunshine: 10h and 48min).
The month with the least sunshine is January (Average sunshine: 5h and 6min).

Average sunshine days in August
Westwood Hills, TN

Average sunshine days in August - Westwood Hills, TN
  • Average sunshine days in August: 13.8 days

The month with the most sunshine days is November (19.3 days).
The months with the least sunshine days are February and July (12.5 days).

Average UV index in August
Westwood Hills, TN

Average UV index in August - Westwood Hills, 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
Westwood Hills, TN

Average cloud cover in August - Westwood Hills, TN
  • Average cloud cover in August: 28

The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is June (Cloud cover 27).

Average visibility in August
Westwood Hills, TN

Average visibility in August - Westwood Hills, TN
  • Average visibility in August: 6mi

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

Westwood Hills, Tennessee, USA

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