August weather forecastRyall Springs, TN
August
Weather in August
The last month of the summer, August, is also a hot month in Ryall Springs, Tennessee, with an average temperature fluctuating between 65.8°F (18.8°C) and 87.4°F (30.8°C).Temperature
The commencement of August records an average high-temperature of a still hot 87.4°F (30.8°C), barely varying from July's 88.9°F (31.6°C). In August, the recorded average low-temperature, of 65.8°F (18.8°C), exhibits a significant fall from the daytime highs.Heat index
During August, the heat index is estimated at a sweltering 102.2°F (39°C). Implement additional cautionary measures, heat cramps and heat exhaustion could occur. Prolonged activity might induce heatstroke.It is worth noting that heat index values are gauged for conditions in the shade and light breezes. Direct exposure to sunlight could raise the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', provides an understanding of perceived warmth by combining temperature and relative humidity. One's perception of temperature is subjective, varying based on their activity and individual heat perception, influenced by factors like wind, clothing, and metabolic variations. Consider the sun's direct rays and their impact; they can potentially increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. Youngsters typically face more danger than adults since they sweat less. Their larger skin surface compared to their small bodies and heightened heat production from their activities augment their vulnerability.
By perspiring, the human body can shed its excessive warmth since evaporated sweat cools it off. In the presence of elevated relative humidity, the evaporation rate decreases. This reduction leads to increased body heat retention compared to conditions of dry air. Should the body fail to balance its heat gain, the escalating temperature poses health challenges.
Humidity
The average relative humidity in August is 75%.Rainfall
In Ryall Springs, during August, the rain falls for 17.8 days and regularly aggregates up to 3.35" (85mm) of precipitation. Throughout the year, there are 172.9 rainfall days, and 40.35" (1025mm) of precipitation is accumulated.Snowfall
May through October are months without snowfall.Daylight
The average length of the day in August is 13h and 26min.On the first day of the month, sunrise is at 6:50 am and sunset at 8:43 pm. On the last day of August, in Ryall Springs, sunrise is at 7:12 am and sunset at 8:08 pm EDT.
Sunshine
The average sunshine in August is 9.4h.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 risk from unsafe exposure to UV radiation for average individuals.Note: The maximum UV index, 6 during August, leads to the following recommendations:
Implement precautions and maintain sun safety methods. Avoidance of sunburn is demanded. The hours from 10 a.m. to 4 p.m. have the most intense UV radiation. As much as possible, limit direct sun exposure during this period. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in August
Ryall Springs, 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
Ryall Springs, 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
Ryall Springs, 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
Ryall Springs, 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
Ryall Springs, 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
Ryall Springs, 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
Ryall Springs, 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
Ryall Springs, 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
Ryall Springs, 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
Ryall Springs, 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
Ryall Springs, 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
Ryall Springs, 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
Ryall Springs, 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).





