Asheville weather in September

September in Asheville: warm, rainy, with clean air — an excellent time to visit.

Updated September 2026 · climate normals from ERA5 reanalysis

Asheville🇺🇸 United States · US South · City83
  1. 60Jan
  2. 67Feb
  3. 76Mar
  4. 85Apr
  5. 89May
  6. 84Jun
  7. 71Jul
  8. 75Aug
  9. 83Sep
  10. 86Oct
  11. 75Nov
  12. 63Dec

#5 of 12 months in Asheville · #561 of 1413 destinations to visit in September · comfort 83/100 (tier A)

Days
27°C
Nights
16°C
Wet days
8
Sun
9.7 h
Humidity
77%
Daylight
12 h
Asheville, United States
Photo: Federated Art · Pexels

Traveller notes on Asheville in September

September in Asheville is the quiet month before the rush — the forum describes it as usually very slow, right after school goes back and just before October's leaf season. Days reach about 25°C, warm enough for shorts, while early mornings and after dinner drop toward 15 and want a light jacket. Rain tends to arrive late afternoon or evening. The mountain caveat regulars stress is how local it all is: a thunderstorm on one side of town while the other stays bone dry, clear on one side of a ridge and wet on the other. On colour, September is too early — a trace at most. The change starts in early October and can run well into November.
Tripadvisor community · September · 1 month ago · Read more on Tripadvisor ↗

Other months in Asheville

Forum posters describe March as one of the most variable months for Asheville weather - genuinely capable of snow, or a delightful sunny 68F day, or rain at 45F, sometimes within the same week. Posters cite historical averages in the 50s-60sF as a reasonable baseline, jacket weather rather than winter coat weather, with late March notably safer for avoiding snow than early March, though rain becomes somewhat more likely as the month wraps up. Posters are consistent that hiking remains viable nearly year-round in the surrounding mountains, though conditions vary sharply by elevation and location - sun, rain, wind or snow all realistic on a given day. Posters generally rate March as a genuinely mixed, transitional month for Asheville, spring ephemerals a likely reward for those visiting with flexible, layered plans.
Tripadvisor community · March · 1 month ago · Read more on Tripadvisor ↗

Add your own note from Asheville's card on the map.

Asheville climate normals — September

Daytime high27°C / 80°F🌤 warm
Nighttime low16°C / 60°F
Feels like (high)28°C / 82°F
Rainfall120 mm / 4.7 in🌧 rainy
Rainy days8 days
Humidity77%💦 very humid
Dew point15°C / 59°F
Sunshine9.7 h/day
Daylight12.4 h
Wind10 km/h / 6 mph
Air quality (US AQI)42🍃 good

Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.

Crowds in Asheville in September

How busy the place itself is — school and mass holidays, the months an editor tagged, and how sought-after the weather makes them. Never part of the comfort score.

BusySummer break in United States(estimated)

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Peak crowdsBusyShoulder seasonQuiet

Best months for Asheville's weather

Ranked by this destination's own climate comfort score across the year — a different thing from how busy it gets (see Crowds above).

Fair weatherAsheville's best weather comes in April, May and October — separate windows, not one continuous season.

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Best weatherFair weatherToughest weather

What's on in Asheville in September

Recurring seasonal events, natural spectacles, closures and holidays — curated and sourced.

  • Hazard

    Hurricane remnant floods

    15 Aug – 15 Oct · usuallyHurricane seasonClosures

    Gulf hurricanes arrive here as rain, and the mountains wring it out. Most years that is a wet weekend; Helene in 2024 flooded the River Arts District and shut the Blue Ridge Parkway and I-40 for months. Source ↗

What's on around the world in September →

Nearby, and something's on

Within 300 km of Asheville — a day trip or a short hop — with something on this month. Never part of the comfort score.

Where is Asheville?

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Asheville in September — FAQ

Is September a good time to visit Asheville?
September in Asheville: warm, rainy, with clean air — an excellent time to visit. It ranks #5 of 12 months for Asheville on SeasonMap's comfort score (83/100).
What is the weather like in Asheville in September?
In September, Asheville averages a daily high of 26.9°C and a low of 15.8°C, with about 120.2 mm of rain over roughly 7.5 rainy days.
What is the air quality in Asheville in September?
Asheville has a mean US Air Quality Index of about 42 in September.

Within 300 km: Great Smoky Mountains National Park's Cades Cove vehicle-free Wednesdays around 6 May – 30 Sep, and Charlotte's Yiasou Greek Festival around 10–14 Sep.