July weather forecast
Gatlinburg, TN

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The city of Gatlinburg, Tennessee, with bright night neon lights, with scenic fall foliage seen on the nearby hills
The city of Gatlinburg, Tennessee, with bright night neon lights, with scenic fall foliage seen on the nearby hills

Weather in July

In July, the temperature reaches the annual peak, averaging the highest of 83.7°F (28.7°C). The Great Smoky Mountains add an enchanting backdrop to the warm summer days. However, a peculiar weather pattern is observed, as the rainfall of 4.37" (111mm) tops the year. Despite the occasional thunderstorm, the beauty of Gatlinburg remains unscathed. Keep the umbrellas closeby while venturing outdoors to explore.

Temperature

The warmest period is July, when temperatures fluctuate between an average high of 83.7°F (28.7°C) and a low of 60.8°F (16°C).

Heat index

In July, the average heat index is calculated to be a tropical 91.4°F (33°C). Ensure additional precautions, heat exhaustion and heat cramps may be expected. Heatstroke could occur from sustained activity.
Heat index readings emphasize conditions of light breezes and shaded spots. Direct sunlight has the potential to heighten heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', gauges the sensation of temperature factoring in the air's moisture content. The influence of weather is personal, with a diverse population experiencing it differently due to differences in body mass, stature, and degree of activity. It is noteworthy to mention that direct sunlight exposure can augment the felt temperature, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are of high significance for children. Young individuals usually face greater risks than adults as their sweat production is less. Also, their larger skin surface relative to their small bodies and the high heat generation due to their activity contributes to their vulnerability.

Humidity

June through August and November, with an average relative humidity of 76%, are the least humid months.

Rainfall

The month with the most rainfall is July, when the rain falls for 21.6 days and typically aggregates up to 4.37" (111mm) of precipitation.

Snowfall

In Gatlinburg, snow does not fall in May through September.

Daylight

The average length of the day in July in Gatlinburg is 14h and 18min.
On the first day of July, sunrise is at 6:22 am and sunset at 8:54 pm. On the last day of the month, sunrise is at 6:41 am and sunset at 8:38 pm EDT.

Sunshine

In July, the average sunshine in Gatlinburg is 10.4h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index in Gatlinburg. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV rays for the average person.
Note: The UV index of 6 during July leads to these advisories:
Take precautions and utilize sun safety practices. Protection against skin and eye damage is required. Avoid direct Sun exposure and seek shade between 10 a.m. and 4 p.m., when UV radiation is at its peak, but keep in mind that not all shade structures provide complete protection. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What time of the year is the hottest in Gatlinburg?

July stands out as Gatlinburg's warmest month, with temperatures ranging between an average high of 83.7°F (28.7°C) and a low of 60.8°F (16°C).

How hot is it in Gatlinburg in July?

During July, Gatlinburg experiences an average high-temperature of 83.7°F (28.7°C) and a low-temperature of 60.8°F (16°C). In July, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which represents the influence of relative humidity on air temperature, is calculated to be 91.4°F (33°C).

What is the least humid month in Gatlinburg?

June through August and November, with an average relative humidity of 76%, are the least humid months in Gatlinburg.

What is the average humidity in July in Gatlinburg?

The average relative humidity in July in Gatlinburg, Tennessee, is 76%.

What is the wettest month in Gatlinburg?

The month with the most rainfall in Gatlinburg, Tennessee, is July, when the rain falls for 21.6 days and typically aggregates up to 4.37" (111mm) of precipitation.

How much does it rain in Gatlinburg in July?

In Gatlinburg, in July, it is raining for 21.6 days, with typically 4.37" (111mm) of accumulated precipitation.

When it does not snow in Gatlinburg?

May through September are months without snowfall in Gatlinburg.

What is the average length of the day in July in Gatlinburg?

In July, the average day length is 14h and 18min.

When is the sunrise / sunset in July in Gatlinburg?

In July, on the first day of the month, sunrise is at 6:22 am and sunset at 8:54 pm. On the last day of the month, in Gatlinburg, Tennessee, sunrise is at 6:41 am and sunset at 8:38 pm EDT.

How many hours of sunshine does Gatlinburg have in July?

The average sunshine duration in July in Gatlinburg is 10.4h.

When is the highest UV index in Gatlinburg?

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

What is the UV index reading in July in Gatlinburg?

The average daily maximum UV index in July in Gatlinburg, Tennessee, is 6. A UV Index estimate of 6 to 7 represents a high hazard to health from unprotected exposure to 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 July
Gatlinburg, TN

Average temperature in July - Gatlinburg, TN
  • Average high temperature in July: 83.7°F

The warmest month (with the highest average high temperature) is July (83.7°F).
The month with the lowest average high temperature is January (43.3°F).

  • Average low temperature in July: 60.8°F

The month with the highest average low temperature is July (60.8°F).
The coldest month (with the lowest average low temperature) is January (27.5°F).

Average pressure in July
Gatlinburg, TN

Average pressure in July - Gatlinburg, TN
  • Average pressure in July: 30.01"Hg

The months with the highest atmospheric pressure are January and November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).

Average wind speed in July
Gatlinburg, TN

Average wind speed in July - Gatlinburg, TN
  • Average wind speed in July: 3.7mph

The windiest month (with the highest average wind speed) is April (5.7mph).
The calmest month (with the lowest average wind speed) is August (3.5mph).

Average humidity in July
Gatlinburg, TN

Average humidity in July - Gatlinburg, TN
  • Average humidity in July: 76%

The months with the highest relative humidity are February and December (80%).
The months with the lowest relative humidity are June, July, August and November (76%).

Average rainfall in July
Gatlinburg, TN

Average rainfall in July - Gatlinburg, TN
  • Average rainfall in July: 4.37"

The wettest month (with the highest rainfall) is July (4.37").
The driest month (with the least rainfall) is September (2.44").

Average rainfall days in July
Gatlinburg, TN

Average rainfall days in July - Gatlinburg, TN
  • Average rainfall days in July: 21.6 days

The month with the highest number of rainy days is July (21.6 days).
The month with the least rainy days is November (11.9 days).

Average snowfall in July
Gatlinburg, TN

Average snowfall in July - Gatlinburg, TN
  • Average snowfall in July: 0"

The month with the highest snowfall is February (3.35").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in July
Gatlinburg, TN

Average snowfall days in July - Gatlinburg, TN
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (7.7 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in July /
Average sunshine in July
Gatlinburg, TN

Average daylight in July / Average sunshine in July - Gatlinburg, TN
  • Average daylight in July: 14h and 2min

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 July: 10h and 2min

The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 5h and 18min).

Average sunshine days in July
Gatlinburg, TN

Average sunshine days in July - Gatlinburg, TN
  • Average sunshine days in July: 6.8 days

The month with the most sunshine days is October (16.7 days).
The month with the least sunshine days is July (6.8 days).

Average UV index in July
Gatlinburg, TN

Average UV index in July - Gatlinburg, TN
  • Average UV index in July: 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 July
Gatlinburg, TN

Average cloud cover in July - Gatlinburg, TN
  • Average cloud cover in July: 33

The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is June (Cloud cover 30).

Average visibility in July
Gatlinburg, TN

Average visibility in July - Gatlinburg, TN
  • Average visibility in July: 6mi

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

Gatlinburg, Tennessee, USA

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