Normal weather on 17 September in Great Smoky Mountains National Park
The weather on 17 September in Great Smoky Mountains National Park has an average temperature of about 27°C during the day. The maximum temperature can reach up to 33°C, while the minimum temperature can be 24°C.
On average, 2,8 mm of rain falls in Great Smoky Mountains National Park on 17 September. The wind speed is 3 Beaufort and mainly comes from Southwest.
17 September Averages for Great Smoky Mountains National Park
 Average temperature | 27°C |
 Highest daytime temperature | 33°C |
| Lowest daytime temperature | 24°C |
 Total rainfall | 2,8 mm |
| Rainy days | 1 day |
Temperature on 17 September in Great Smoky Mountains National Park per Year
This graph shows the measured temperature on 17 September in Great Smoky Mountains National Park per year, measured in degrees Celsius, over the past years.
Precipitation on 17 September in Great Smoky Mountains National Park per Year
This graph shows the total measured precipitation in millimeters on 17 September in Great Smoky Mountains National Park per year over the past years.
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.