July weather forecast
Great Smoky Mountains National Park, TN

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Breathtaking panorama of the Great Smoky Mountains National Park in Tennessee,
Breathtaking panorama of the Great Smoky Mountains National Park in Tennessee,

Weather in July

July witnesses the Great Smoky Mountains National Park at its warmest, fully embracing the high summer. Temperatures are at their peak with the snow being merely a memory from the first quarter of the year. The average rainfall elevates to 7.6" (193mm), the highest for the entire year, providing timely relief during the mid-summer blaze. Extended daylight hours and higher UV index further enhance the summer feel. Amidst warm temperatures and intermittent rainfall, July offers the perfect blend for various park activities.

Temperature

July proves to be the warmest month, recording an average peak temperature of 71.1°F (21.7°C) and a minimum temperature of 55°F (12.8°C).

Rainfall

The month with the most rainfall in Great Smoky Mountains National Park is July, when the rain falls for 14 days and typically aggregates up to 7.6" (193mm) of precipitation.

Snowfall

In Great Smoky Mountains National Park, snow does not fall in June through September.

Daylight

The average length of the day in July in Great Smoky Mountains National Park is 14h and 17min.
On the first day of the month, sunrise is at 6:22 am and sunset at 8:53 pm. On the last day of July, in Great Smoky Mountains National Park, sunrise is at 6:41 am and sunset at 8:38 pm EDT.

Sunshine

The months with the most sunshine are May through July, with an average of 9h of sunshine.

UV index

The months with the highest UV index in Great Smoky Mountains National Park are June and July, with an average maximum UV index of 10. A UV Index estimate of 8 to 10 represents a very high health risk from unsafe exposure to UV radiation for ordinary individuals.
Note: In July, the maximum UV index of 10 suggests these recommendations:
It is crucial to take precautions; skin and eyes can get damaged if left unprotected. The Sun emits the most powerful UV radiation between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. Experience reduced UV exposure by about half when donning a wide-brim hat.
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Frequently asked questions

What month is the hottest in Great Smoky Mountains National Park?

July is the warmest month in Great Smoky Mountains National Park, Tennessee, exhibiting average temperatures of 71.1°F (21.7°C) at the peak and 55°F (12.8°C) at the base.

What is the temperature in July in Great Smoky Mountains National Park?

In July, the average high-temperature and low-temperature in Great Smoky Mountains National Park, Tennessee, are 71.1°F (21.7°C) and 55°F (12.8°C) respectively.

What is the wettest month in Great Smoky Mountains National Park?

The month with the most rainfall in Great Smoky Mountains National Park, Tennessee, is July, when the rain falls for 14 days and typically aggregates up to 7.6" (193mm) of precipitation.

How many days does it rain in July in Great Smoky Mountains National Park?

In Great Smoky Mountains National Park, Tennessee, during July, the rain falls for 14 days and regularly aggregates up to 7.6" (193mm) of precipitation.

When it does not snow in Great Smoky Mountains National Park?

In Great Smoky Mountains National Park, snow does not fall in June through September.

What is the average length of the day in July in Great Smoky Mountains National Park?

The average day length in July in Great Smoky Mountains National Park, Tennessee, is 14h and 17min.

When are sunrise and sunset in July in Great Smoky Mountains National Park?

In July, on the first day of the month, sunrise is at 6:22 am and sunset at 8:53 pm. On the last day of the month, sunrise is at 6:41 am and sunset at 8:38 pm EDT.

What is the month with the most sunshine in Great Smoky Mountains National Park?

May through July, with an average of 9h of sunshine, are months with the most sunshine in Great Smoky Mountains National Park, Tennessee.

How many hours of sunshine does Great Smoky Mountains National Park have in July?

The average sunshine duration in July is 9h.

What is the month with the highest UV index in Great Smoky Mountains National Park?

The months with the highest UV index in Great Smoky Mountains National Park are June and July, with an average maximum UV index of 10.

How high is the UV index in July in Great Smoky Mountains National Park?

In July, the average daily maximum UV index is 10. A UV Index reading of 8 to 10 represents a very high health threat from exposure to the Sun's UV radiation.
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average UV index

Average temperature in July
Great Smoky Mountains National Park, TN

Average temperature in July - Great Smoky Mountains National Park, TN
  • Average high temperature in July: 71°F

The warmest month (with the highest average high temperature) is July (71°F).
The month with the lowest average high temperature is January (37°F).

  • Average low temperature in July: 55°F

The months with the highest average low temperature are July and August (55°F).
The coldest month (with the lowest average low temperature) is January (20°F).

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Average rainfall in July
Great Smoky Mountains National Park, TN

Average rainfall in July - Great Smoky Mountains National Park, TN
  • Average rainfall in July: 7.6"

The wettest month (with the highest rainfall) is July (7.6").
The driest month (with the least rainfall) is October (4.3").

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Average rainfall days in July
Great Smoky Mountains National Park, TN

Average rainfall days in July - Great Smoky Mountains National Park, TN
  • Average rainfall days in July: 14 days

The month with the highest number of rainy days is July (14 days).
The months with the least rainy days are September, October and November (8 days).

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Average snowfall in July
Great Smoky Mountains National Park, TN

Average snowfall in July - Great Smoky Mountains National Park, TN
  • Average snowfall in July: 0"

The month with the highest snowfall is February (18.1").
The months with the least snowfall are June, July, August and September (0").

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Average snowfall days in July
Great Smoky Mountains National Park, TN

Average snowfall days in July - Great Smoky Mountains National Park, TN
  • Average snowfall days in July: 0 days

The month with the highest number of snowfall days is January (7 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight in July /
Average sunshine in July
Great Smoky Mountains National Park, TN

Average daylight in July / Average sunshine in July - Great Smoky Mountains National Park, 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: 9h

The months with the most sunshine are May, June and July (Average sunshine: 9h).
The month with the least sunshine is December (Average sunshine: 4h).

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Average UV index in July
Great Smoky Mountains National Park, TN

Average UV index in July - Great Smoky Mountains National Park, TN
  • Average UV index in July: 10

The months with the highest UV index are June and July (UV index 10).
The month with the lowest UV index is December (UV index 2).

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Great Smoky Mountains National Park, Tennessee, USA

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