June 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 June

Welcoming June, the Great Smoky Mountains National Park basks in summer-soaked days. The snow that marked the winter months has long dissipated, conquered by the flowering flora under the extended sunshine. Be on the lookout for regular rainfall that cools the warm temperatures, maintaining pleasant weather conditions. Adventurers and nature enthusiasts find bliss in June, owing to the park's sustained warm climate and definite absence of snowfall. Additionally, the extended daylight hours offer much more panoramic day views.

Temperature

The unfolding of June shows an average high-temperature of an agreeable 69.1°F (20.6°C), indicating a slight variance from May's 64°F (17.8°C). Great Smoky Mountains National Park, in June, experiences an average temperature of 52°F (11.1°C) at night.

Rainfall

In June, the rain falls for 12 days. Throughout June, 5.98" (152mm) of precipitation is accumulated. In Great Smoky Mountains National Park, Tennessee, during the entire year, the rain falls for 123 days and collects up to 72.13" (1832mm) of precipitation.

Snowfall

June through September are months without snowfall.

Daylight

The month with the longest days is June, with an average of 14h and 30min of daylight.
On the first day of the month, sunrise is at 6:19 am and sunset at 8:44 pm. On the last day of June, sunrise is at 6:21 am and sunset at 8:53 pm EDT.

Sunshine

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

UV index

June and July, with an average maximum UV index of 10, are months with the highest UV index. A UV Index of 8 to 10 symbolizes a very high threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: During June, 10 as the daily maximum UV index converts into the following advice:
Refrain from exposing skin and eyes. Without protection, they can get damaged rapidly. Stay out of direct sunlight and seek shade between 10 a.m. and 4 p.m., when UV radiation is strongest, but remember that shade devices may not offer full sun protection. Safeguard your eyes, ears, and face from sun rays with the aid of a wide-brim hat.
Updated: Jul 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average June temperature?

An average high-temperature, in June, in Great Smoky Mountains National Park, is 69.1°F (20.6°C) and the average low-temperature is 52°F (11.1°C).

How much does it rain in June?

In June, the rain falls for 12 days. Throughout June, 5.98" (152mm) of precipitation is accumulated.

When it does not snow?

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

Does it snow in June?

In June, it doesn't snow. May is the latest month when it typically snows.

When are the longest days?

With an average of 14h and 30min of daylight, June has the longest days of the year.

How many hours of daylight does Great Smoky Mountains National Park have in June?

The average day length in June is 14h and 32min.

When is the sunrise / sunset in June?

On the first day of June, sunrise is at 6:19 am and sunset at 8:44 pm. On the last day of the month, sunrise is at 6:21 am and sunset at 8:53 pm EDT.

What are the months with the most sunshine?

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

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

In June, the average sunshine duration is 9h.

When is the highest UV index?

June and July, with an average maximum UV index of 10, are months with the highest UV index.

How high is the UV index in June?

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

Average temperature in June
Great Smoky Mountains National Park, TN

Average temperature in June - Great Smoky Mountains National Park, TN
  • Average high temperature in June: 69°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 June: 52°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).

Average rainfall in June
Great Smoky Mountains National Park, TN

Average rainfall in June - Great Smoky Mountains National Park, TN
  • Average rainfall in June: 6"

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

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

Average rainfall days in June - Great Smoky Mountains National Park, TN
  • Average rainfall days in June: 12 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).

Average snowfall in June
Great Smoky Mountains National Park, TN

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

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

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

Average snowfall days in June - Great Smoky Mountains National Park, TN
  • Average snowfall days in June: 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).

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

Average daylight in June / Average sunshine in June - Great Smoky Mountains National Park, TN
  • Average daylight in June: 14h 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 June: 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).

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

Average UV index in June - Great Smoky Mountains National Park, TN
  • Average UV index in June: 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).

Great Smoky Mountains National Park, Tennessee, USA

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