Normal weather in Great Smoky Mountains National Park in December
The weather in Great Smoky Mountains National Park in December has an average temperature of around 12°C during the day. On average, December sees 104 mm of rain in Great Smoky Mountains National Park. The total amount of snow in December is about 9,3 cm of snow. The wind speed is 3 Beaufort and mainly comes from Southwest.
After November, December in Great Smoky Mountains National Park starts with a temperature of 14°C and ends around January at 12°C.
December averages for Great Smoky Mountains National Park
 Average temperature | 12°C |
 Highest daytime temperature | 15°C |
| Lowest daytime temperature | 10°C |
 Total rainfall | 104 mm |
| Rainy days | 14 days |
 Total snowfall | 9,3 cm |
| Snowy days | 6 days |
Temperature per day in December in Great Smoky Mountains National Park
This graph shows the average daily maximum temperatures in December in Great Smoky Mountains National Park, indicated in degrees Celsius.
Precipitation per day in December in Great Smoky Mountains National Park
This graph shows the average daily precipitation in December in Great Smoky Mountains National Park, indicated in millimeters.
Snowfall per day in December in Great Smoky Mountains National Park
This graph shows the average daily snowfall in December in Great Smoky Mountains National Park, indicated in centimeters.
UV index per day in December in Great Smoky Mountains National Park
This graph shows the average daily UV index in December in Great Smoky Mountains National Park.
Yearly temperature in December in Great Smoky Mountains National Park
This graph shows the average yearly temperature in December in Great Smoky Mountains National Park, measured in degrees Celsius, over the past years.
Yearly total precipitation in December in Great Smoky Mountains National Park
This graph shows the average yearly precipitation in millimeters in December in Great Smoky Mountains National Park, over the past years.
Yearly snowfall in December in Great Smoky Mountains National Park
This graph shows the average yearly snowfall in December in Great Smoky Mountains National Park, measured in centimeters, over the past years.
Average daily weather in December
Click on a day to get more information about the average weather on that day.
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Average weather in Great Smoky Mountains National Park per month
Click on a month below to see in detail how the weather typically is in Great Smoky Mountains National Park and what to expect. Based on the historical weather data of Great Smoky Mountains National Park, you can view the average temperature, precipitation, wind, and UV index for each day of the month.