World Resorts USA Gatlinburg Weather

Gatlinburg weather in September

Weather in Gatlinburg: September

Average day temperature: 75.9°F
Average night temperature: 59.9°F
Number of sunny days: 15 days
Day length: 11.8 - 12.9 hours
Number of rainy days: 2 days
Precipitation totals: 1.1 in.

Air temperature in September, °F

Show year:
2025
2024
2023

The highest day temperature during September of 2025 was 89°F. At the same time the lowest night temperature was 52°F. Daily and nightly averages during September were 81.0°F and 62.2°F.

Sunny, partly cloudy and cloudy days

Mostly all days in September are sunny but cloudy days are also possible.

Precipitation total in September, in.

Precipitation total value in Gatlinburg in September is 1.1 in. Other months of the year show relatively similar values.

Wind speed in September, mph

The average wind speed value in September is 3.3 mph It makes September one of the least windy months of the year.

Average sunny hours

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in September is: 8.3.

Best time for vacation in Gatlinburg

Sunniest months:
October 17 days
September 15 days
November 15 days
Warmest months:
July 82.5 °F
August 80.6 °F
June 78.9 °F
Coldest months:
January 42.2 °F
December 48.9 °F
February 49.0 °F
Rainiest months:
January 5 days
February 4 days
March 4 days
Windiest months:
March 4.7 mph
April 4.7 mph
February 4.2 mph

Gatlinburg on a weather map

Gatlinburg
+39°F
E 5 mph
Feels like: +36°F
Precip.: 0%
Places in USA:
Name
°F
+37°F
+75°F
+75°F
+63°F
+64°F
+73°F
+75°F
+68°F
+30°F
+79°F
+52°F
+64°F
+59°F
+55°F
+19°F
24 Hours Forecast
Gatlinburg
Local time: 15:03
December 30, tuesday
1800
36°F
NE
4 mph
2100
30°F
NE
4 mph
December 31, wednesday
0000
28°F
NE
4 mph
0300
28°F
NE
5 mph
0600
28°F
NE
4 mph
0900
34°F
NE
5 mph
1200
45°F
NE
11 mph
1500
43°F
E
11 mph
Units of measurement: °C / °F