Buncombe County (Asheville)
September
Weather in Buncombe County, North Carolina for September 2026
Your guide to Buncombe County weather in September - trends and predictions
In general, the average temperature in Buncombe County at the beginning of September is 25.6 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of 22.4 °C by the end of September.
Buncombe County experiences heavy rainfall in September, with over 20 rainy days and an average total precipitation 262 mm.
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Temperatures
Rain 🌧️
More
8
Dry days
22
Rainy days
0
Snow days
23°/14°
Temperatures
10 km/h
Avg max wind
79 %
Avg humidity
Buncombe County Weather September
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Temperatures trend during September in Buncombe County
See the weather trend as well as the moving average line
September weather in Buncombe County day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 |  Overcast | 24° /15° | 2.2 mm | 6 | |
| Sept. 2 | Overcast | 25° /14° | 0.5 mm | 6 | |
| Sept. 3 |  Mist | 25° /13° | 0.1 mm | 6 | |
| Sept. 4 | Mist | 26° /12° | 1.4 mm | 6 | |
| Sept. 5 | Mist | 27° /15° | 0 mm | 6 | |
| Sept. 6 | Fog | 27° /16° | 0.1 mm | 6 | |
| Sept. 7 |  Thundery outbreaks possible | 25° /15° | 0.8 mm | 6 | |
| Sept. 8 | Mist | 23° /11° | 0.1 mm | 5 | |
| Sept. 9 | Fog | 24° /11° | 3.2 mm | 6 | |
| Sept. 10 |  Moderate or heavy rain shower | 24° /12° | 6 mm | 6 | |
| Sept. 11 |  Light rain shower | 25° /11° | 1.2 mm | 6 | |
| Sept. 12 | Fog | 23° /12° | 0.4 mm | 5 | |
| Sept. 13 | Fog | 23° /15° | 10.2 mm | 5 | |
| Sept. 14 | Overcast | 22° /13° | 9.5 mm | 5 | |
| Sept. 15 | Mist | 23° /12° | 9.8 mm | 5 | |
| Sept. 16 | Patchy rain possible | 22° /13° | 3.6 mm | 5 | |
| Sept. 17 | Overcast | 22° /13° | 3.3 mm | 5 | |
| Sept. 18 | Fog | 21° /12° | 13.5 mm | 5 | |
| Sept. 19 | Mist | 23° /11° | 5.4 mm | 5 | |
| Sept. 20 | Overcast | 24° /14° | 3.5 mm | 5 | |
| Sept. 21 |  Partly cloudy | 25° /13° | 0 mm | 6 | |
| Sept. 22 | Light rain shower | 25° /15° | 1.3 mm | 6 | |
| Sept. 23 |  Light rain | 23° /13° | 8.8 mm | 5 | |
| Sept. 24 | Patchy rain possible | 24° /15° | 5.4 mm | 5 | |
| Sept. 25 | Fog | 23° /16° | 15.6 mm | 5 | |
| Sept. 26 | Light rain | 21° /16° | 20.7 mm | 5 | |
| Sept. 27 | Fog | 21° /16° | 124.2 mm | 5 | |
| Sept. 28 | Fog | 22° /13° | 2 mm | 5 | |
| Sept. 29 | Fog | 24° /12° | 1.1 mm | 5 | |
| Sept. 30 | Fog | 22° /13° | 8.3 mm | 5 | |
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Important Notice
Our weather forecast for Buncombe County in September is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Buncombe County forecast closer to your planned date for the most up-to-date weather information.
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Buncombe County in September - FAQ
What are the expected maximum and minimum temperatures in Buncombe County during September?
Enjoy moderate daytime temperatures of up to 23° and cooler nights around 14°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Buncombe County during September?
Significant rainfall exceeding 262 mm is expected in Buncombe County during September, occurring over more than 22 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Buncombe County during September?
The average wind speed in Buncombe County during September is 10 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Buncombe County
Explore the daily rainfall trends and prepare for Buncombe Countys September weather 💧
Typically, Buncombe County has 22 rainy days in September with a total of 262 mm of rainfall.
UV exposure in Buncombe County during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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Where is Buncombe County?Get accurate weather forecasts for Buncombe County, located at latitude 35.601 and longitude -82.554. Stay updated with localized weather information tailored for Buncombe County.
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