Great Smoky Mountains weather in September
Mild and comfortable, with some rainy days. Average highs of 19°C and lows of 11°C, with around 14 rainy days expected throughout the month.
While September isn't our top-rated month for Great Smoky Mountains, it has its own appeal — typically lower prices, fewer crowds, and a more local feel.
Average high
19°C
Average low
11°C
Rainy days
14 days
Best months to visit
Year-round
What to do in Great Smoky Mountains in September
Whatever the weather, Great Smoky Mountains rewards curious visitors. Here are some of the best ways to spend your time:
Explore
Dine
Culture
Nature
Shopping
Day trips
What to pack for September
Layer up — a mid-weight jacket, jumpers, and comfortable trousers. Waterproof shoes are recommended. Scarves and gloves may be useful in the evenings.
Browse other months
January
2C
Cold, with some rainy days.
February
6C
Cold, with some rainy days.
March
9C
Cold, with some rainy days.
April
13C
Cool, with some rainy days.
May
17C
Cool, with regular rainfall.
June
20C
Mild and comfortable, with regular rainfall.
July
22C
Mild and comfortable, with frequent heavy rain.
August
21C
Mild and comfortable, with frequent heavy rain.
September (you are here)
19C
Mild and comfortable, with some rainy days.
October
15C
Cool, with some rainy days.
November
9C
Cold, with some rainy days.
December
6C
Cold, with some rainy days.
Book your September trip to Great Smoky Mountains
Find hotels, tours and experiences for the perfect escape.
