Sevierville Weather in September
September in Sevierville brings high temperatures around 28°C (82°F) during the day, dropping to 16°C (61°F) at night, with quite a bit of rainfall expected, averaging around 109 mm (4.3 in) for the month.
Rainfall in Sevierville in September
Historically, the month has about 10 days of rain, averaging 109 mm (4.3 in) in total. When it rains this month, it tends to come down fairly heavily. Showers can be substantial even if they don't last all day.
Temperature in Sevierville in September
If you're visiting Sevierville in September, expect highs of 28°C (82°F) and overnight lows around 16°C (61°F). The days can feel warmer than the evenings, so packing for both parts of the day is a good idea. With overnight lows of 16°C (61°F), evenings can feel noticeably cooler than the daytime. An extra layer is a good idea, though the cool air makes for a good night's sleep.
Sunshine in Sevierville in September
Enjoy a sunny month with about 233 hours of sunshine, the clear skies make Sevierville even more beautiful.Should you favor a climate that's both dry and comfortably warm, May and October typically offer the most agreeable circumstances. If you're seeking pleasant, dry and sunny weather somewhere else in the world, our weather planner can help you explore other options.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Sevierville's climate page.
Sevierville Temperature in September
Min Temperature
16°C (61°F)
Max Temperature
28°C (82°F)
Chance of Rain
33%
Precipitation
109 mm (4.3 in)
Rainy days
10 days
Humidity
76% *
Sunshine
233 hours *
Percentage Sunshine
62% *
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Sevierville typically drop from around 29°C (84°F) at the start of September to approximately 25°C (77°F) by the end. Nights are pleasant, with lows typically ranging from 13°C (55°F) to 20°C (68°F).
Average temperatures in September
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in September
Historical weather for Sevierville in September
Browse day-by-day weather records for Sevierville spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Sevierville historical weather extremes in September
According to our 49 years of weather records for Sevierville, the following extremes were recorded between 1976 and 2025.
- The hottest September day on record in Sevierville reached 36°C (97°F) (September 2, 2011).
- Nighttime temperatures dropped to 3°C (37°F) on September 28, 1985, marking the coldest September night on record.
Best Places in the United States of America in September
Find out more about the weather in the United States of America and which places have the best travel conditions in this month. See all of the United States of America in September →
perfect weather
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unpleasant
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What to Wear in Sevierville in September
Warm temperatures in September make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Prepare for significant rainfall with proper waterproof clothing and shoes. And with plenty of sunshine hours, don’t forget sunglasses, sunscreen, and maybe a sun hat.What To Do in Sevierville in September
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit the United States of America, check out our Sevierville's climate page.
Temperature Rainfall Sunshine Humidity
See the full Sevierville climate overview or explore weather in the United States of America.
