August weather forecast
Wellsville, TN

Share

Weather in August

The last month of the summer, August, is another hot month in Wellsville, Tennessee, with an average temperature varying between 64.2°F (17.9°C) and 86.5°F (30.3°C).

Temperature

The advent of August signifies a minor shift to an average high-temperature of a still tropical 86.5°F (30.3°C), aligning closely with July. Wellsville reports a marked divergence from daytime peaks throughout August, with lows averaging at a refreshing 64.2°F (17.9°C).

Heat index

In August, the heat index is appraised at a fiery hot 98.6°F (37°C). Incorporate special precautions, risk of heat exhaustion and heat cramps is substantial. Sustained activity could cause heatstroke.
Understanding the heat index involves considering values for shaded locales with light wind. The heat index can potentially augment by 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'feels like' or 'real feel', is derived by integrating air temperature with the existing relative humidity to express the perceived warmth. A person's impression of weather can be shaped by several aspects, among them metabolic variations, pregnancy, and levels of physical activity. Keep it in mind, direct sunlight can augment the heat you experience, possibly pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Children commonly overlook the importance of rest and fluid replenishment. Thirst, being a delayed sign of dehydration, emphasizes the need to keep hydration up, especially during lengthy physical activities.
The human body normally cools itself by perspiration, as evaporated sweat carries heat away from the body. An increase in relative humidity retards evaporation, subsequently reducing the body's heat removal rate and leading to a sensation of being overly warm. Accumulating heat beyond the body's cooling measures leads to rising temperatures and potential ailments.

Humidity

August is the least humid month, with an average relative humidity of 74%.

Rainfall

In August, the rain falls for 16.3 days. Throughout August, 2.4" (61mm) of precipitation is accumulated. Throughout the year, there are 171.1 rainfall days, and 32.24" (819mm) of precipitation is accumulated.

Snowfall

May through October are months without snowfall.

Daylight

In Wellsville, the average length of the day in August is 13h and 28min.
On the first day of August in Wellsville, sunrise is at 6:45 am and sunset at 8:40 pm. On the last day of the month, sunrise is at 7:08 am and sunset at 8:04 pm EDT.

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. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV rays for ordinary individuals.
Note: The maximum UV index, 6 during August, leads to the following recommendations:
Enforce precautions and stick to sun safety measures. Preservation from skin and eye damage is essential. Remember that UV radiation from the Sun is strongest between 10 a.m. and 4 p.m. Make an effort to limit direct sun exposure during this time. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat.
Updated: Jun 30, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is August?

The average high-temperature and low-temperature during August are 86.5°F (30.3°C) and 64.2°F (17.9°C) respectively. In August, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which combines air temperature and relative humidity, is appraised at 98.6°F (37°C).

What is the least humid month?

The least humid month is August, with an average relative humidity of 74%.

What is the average humidity in August?

The average relative humidity in August in Wellsville is 74%.

How much does it rain in August?

In Wellsville, during August, the rain falls for 16.3 days and regularly aggregates up to 2.4" (61mm) of precipitation.

When it does not snow?

In Wellsville, snow does not fall in May through October.

What is the average length of the day in August?

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

What time are sunrise and sunset in August in Wellsville?

On the first day of August, sunrise is at 6:45 am and sunset at 8:40 pm. On the last day of the month, sunrise is at 7:08 am and sunset at 8:04 pm EDT.

How long on average sun shines in August?

In August, the average sunshine duration is 10h.

When is the highest UV index?

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

How high is the UV index in August?

In Wellsville, Tennessee, the average daily maximum UV index in August is 6. A UV Index estimate of 6 to 7 represents a high hazard to health 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
Wellsville, TN

Average temperature in August - Wellsville, TN
  • Average high temperature in August: 86.5°F

The warmest month (with the highest average high temperature) is July (87.3°F).
The month with the lowest average high temperature is January (45°F).

  • Average low temperature in August: 64.2°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 (30°F).

Average pressure in August
Wellsville, TN

Average pressure in August - Wellsville, 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
Wellsville, TN

Average wind speed in August - Wellsville, TN
  • Average wind speed in August: 3.7mph

The windiest month (with the highest average wind speed) is April (6.2mph).
The calmest month (with the lowest average wind speed) is August (3.7mph).

Average humidity in August
Wellsville, TN

Average humidity in August - Wellsville, TN
  • Average humidity in August: 74%

The month with the highest relative humidity is December (79%).
The month with the lowest relative humidity is August (74%).

Average rainfall in August
Wellsville, TN

Average rainfall in August - Wellsville, TN
  • Average rainfall in August: 2.4"

The wettest month (with the highest rainfall) is July (3.7").
The driest month (with the least rainfall) is September (1.69").

Average rainfall days in August
Wellsville, TN

Average rainfall days in August - Wellsville, TN
  • Average rainfall days in August: 16.3 days

The month with the highest number of rainy days is July (18.3 days).
The month with the least rainy days is November (9.6 days).

Average snowfall in August
Wellsville, TN

Average snowfall in August - Wellsville, TN
  • Average snowfall in August: 0"

The month with the highest snowfall is February (0.91").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in August
Wellsville, TN

Average snowfall days in August - Wellsville, TN
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (4.7 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
Wellsville, TN

Average daylight in August / Average sunshine in August - Wellsville, 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 0min

The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 5h and 6min).

Average sunshine days in August
Wellsville, TN

Average sunshine days in August - Wellsville, TN
  • Average sunshine days in August: 12.8 days

The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is July (10.5 days).

Average UV index in August
Wellsville, TN

Average UV index in August - Wellsville, 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
Wellsville, TN

Average cloud cover in August - Wellsville, TN
  • Average cloud cover in August: 28

The month with the most cloud cover is February (Cloud cover 51).
The months with the least cloud cover are June and August (Cloud cover 28).

Average visibility in August
Wellsville, TN

Average visibility in August - Wellsville, TN
  • Average visibility in August: 6mi

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

Wellsville, Tennessee, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location