August weather forecastShepherd, TN
August
Weather in August
The last month of the summer, August, is another tropical month in Shepherd, Tennessee, with an average temperature ranging between max 87.4°F (30.8°C) and min 65.8°F (18.8°C).Temperature
An average high-temperature of a still tropical 87.4°F (30.8°C) marks August, exhibiting a close resemblance to the conditions in July. Shepherd's average low-temperature for the month of August denotes a significant decline from the daily high, recording at an enjoyable 65.8°F (18.8°C).Heat index
For most parts of August, the heat index is estimated at a torrid 102.2°F (39°C). Adopt special protective actions against heat exhaustion and heat cramps. Long-duration activity risks heatstroke.Note that heat index values are valued for light wind and location in the shade. Being exposed to direct sunshine might trigger a heat index increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', is a value derived by merging air temperature with the humidity to convey how the climate feels. The influence of weather is personal, with a diverse population experiencing it differently due to differences in body mass, stature, and degree of activity. In the direct sunlight, the weather's impact can be amplified, possibly boosting the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for children. Young ones often disregard the necessity to rest and hydrate. Thirst usually indicates advanced dehydration - hence, it is key to stay hydrated, particularly during ongoing physical activities.
The process of perspiration is vital for the human body to get rid of excess warmth by allowing sweat to evaporate. An elevated level of relative humidity hinders evaporation, leading to decreased heat elimination from the body, inducing a sensation of excess heat. When heat uptake goes beyond the body's cooling mechanisms, there's a surge in body temperature, posing health risks.
Humidity
The average relative humidity in August in Shepherd is 75%.Rainfall
In August, the rain falls for 17.8 days. Throughout August, 3.35" (85mm) of precipitation is accumulated. In Shepherd, during the entire year, the rain falls for 172.9 days and collects up to 40.35" (1025mm) of precipitation.Snowfall
In Shepherd, Tennessee, snow does not fall in May through October.Daylight
The average length of the day in August is 13h and 26min.On the first day of August, sunrise is at 6:50 am and sunset at 8:43 pm. On the last day of the month, sunrise is at 7:13 am and sunset at 8:08 pm EDT.
Sunshine
In August, the average sunshine is 9.4h.UV index
May through August, with an average maximum UV index of 6, are months with the highest UV index in Shepherd. A UV Index estimate of 6 to 7 represents a high threat to health from unsafe exposure to UV radiation for ordinary individuals.Note: The maximum UV index of 6 during August translates into these guidelines:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. Limit direct sun exposure especially between 10 a.m. and 4 p.m., when UV radiation is at its peak. However, keep in mind that shade structures may not provide full sun protection. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in August
Shepherd, TN
- Average high temperature in August: 87.4°F
The warmest month (with the highest average high temperature) is July (88.9°F).
The month with the lowest average high temperature is January (46.9°F).
- Average low temperature in August: 65.8°F
The month with the highest average low temperature is July (66.9°F).
The coldest month (with the lowest average low temperature) is January (31.5°F).
Average pressure in August
Shepherd, TN
- Average pressure in August: 30"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).
Average wind speed in August
Shepherd, TN
- Average wind speed in August: 3.9mph
The windiest month (with the highest average wind speed) is February (6.6mph).
The calmest months (with the lowest average wind speed) are July and August (3.9mph).
Average humidity in August
Shepherd, TN
- Average humidity in August: 75%
The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is October (74%).
Average rainfall in August
Shepherd, TN
- Average rainfall in August: 3.35"
The wettest month (with the highest rainfall) is December (4.21").
The driest month (with the least rainfall) is September (2.48").
Average rainfall days in August
Shepherd, TN
- Average rainfall days in August: 17.8 days
The month with the highest number of rainy days is July (19.2 days).
The month with the least rainy days is November (9.5 days).
Average snowfall in August
Shepherd, TN
- Average snowfall in August: 0"
The month with the highest snowfall is February (0.94").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in August
Shepherd, TN
- Average snowfall days in August: 0 days
The month with the highest number of snowfall days is January (2.9 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
Shepherd, TN
- Average daylight in August: 13h and 24min
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: 9h and 24min
The month with the most sunshine is June (Average sunshine: 10h and 30min).
The month with the least sunshine is December (Average sunshine: 5h and 0min).
Average sunshine days in August
Shepherd, TN
- Average sunshine days in August: 11.2 days
The month with the most sunshine days is October (18.9 days).
The month with the least sunshine days is July (9 days).
Average UV index in August
Shepherd, 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 and December (UV index 2).
Average cloud cover in August
Shepherd, TN
- Average cloud cover in August: 32
The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is June (Cloud cover 30).
Average visibility in August
Shepherd, TN
- Average visibility in August: 6mi
The months with the highest visibility are April, June, July, August, September, October and November (6mi).
The months with the lowest visibility are January, February, March, May and December (5mi).





