Roanoke (VA)
September
Weather in Roanoke, Virginia for September 2026
Your guide to Roanoke weather in September - trends and predictions
So far, September 2026 in Roanoke shows a warmer trend than usual by 4.6 °F.
The forecast for the upcoming days in Roanoke predicts a temperature of 20.6 °F, which is slightly above the historical average.
In general, the average temperature in Roanoke at the beginning of September is 28.4 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 20.7 °F by the end of September.
Roanoke in September brings notable rainfall, with an average of 17 rainy days and a total precipitation of 405.4 mm.
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Temperatures
Rain 🌧️
More
13
Dry days
17
Rainy days
0
Snow days
24°/15°
Temperatures
9 km/h
Avg max wind
75 %
Avg humidity
Roanoke Weather September
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Temperatures trend during September in Roanoke
See the weather trend as well as the moving average line
September weather in Roanoke day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 |  Sunny | 29° /17° | 1.8 mm | 7 | |
| Sept. 2 |  Light rain shower | 29° /16° | 0.8 mm | 7 | |
| Sept. 3 | Sunny | 29° /14° | 0 mm | 7 | |
| Sept. 4 |  Overcast | 30° /15° | 4.5 mm | 7 | |
| Sept. 5 |  Partly cloudy | 29° /16° | 2.1 mm | 6 | |
| Sept. 6 | Overcast | 27° /16° | 2.7 mm | 5 | |
| Sept. 7 |  Cloudy | 26° /14° | 0 mm | 6 | |
| Sept. 8 | Sunny | 27° /11° | 0 mm | 6 | |
| Sept. 9 | Sunny | 27° /10° | 0 mm | 7 | |
| Sept. 10 | Sunny | 29° /13° | 0.2 mm | 7 | |
| Sept. 11 | Sunny | 28° /15° | 1.3 mm | 6 | |
| Sept. 12 | Partly cloudy | 26° /15° | 1.2 mm | 4 | |
| Sept. 13 | Patchy rain possible | 27° /15° | 0.3 mm | 6 | |
| Sept. 14 | Partly cloudy | 28° /15° | 0.1 mm | 7 | |
| Sept. 15 |  Mist | 26° /13° | 0 mm | 6 | |
| Sept. 16 |  Moderate rain | 21° /13° | 4.1 mm | 5 | |
| Sept. 17 |  Moderate or heavy rain shower | 25° /15° | 91.6 mm | 6 | |
| Sept. 18 |  Light rain | 26° /18° | 7.6 mm | 6 | |
| Sept. 19 | Fog | 27° /16° | 0.5 mm | 5 | |
| Sept. 20 | Fog | 28° /16° | 3.2 mm | 6 | |
| Sept. 21 | Light rain shower | 26° /17° | 2.3 mm | 5 | |
| Sept. 22 | Light rain shower | 17° /15° | 16.8 mm | 0.8 | |
| Sept. 23 | Light rain shower | 14° /10° | 6.5 mm | 0.4 | |
| Sept. 24 | Fog | 18° /10° | 0.7 mm | 4.6 | |
| Sept. 25 | Sunny | 21° /9° | 0 mm | 6.5 | |
| Sept. 26 | Sunny | 22° /9° | 0 mm | 6 | |
| Sept. 27 | Sunny | 23° /11° | 0 mm | 6 | |
| Sept. 28 | Sunny | 21° /13° | 0 mm | 6 | |
| Sept. 29 | Partly cloudy | 22° /12° | 0 mm | 6 | |
| Sept. 30 | Overcast | 18° /13° | 1.9 mm | 5 | |
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Important Notice
Our weather forecast for Roanoke 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 Roanoke forecast closer to your planned date for the most up-to-date weather information.
Change Month
Roanoke in September - FAQ
What are the expected maximum and minimum temperatures in Roanoke during September?
During September, expect a variety of temperatures with highs around 24° and lows near 15°, suitable for diverse activities and preferences.
How much rainfall should be expected in Roanoke during September?
Significant rainfall exceeding 405.4 mm is expected in Roanoke during September, occurring over more than 17 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Roanoke during September?
The average wind speed in Roanoke during September is 9 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Roanoke
Explore the daily rainfall trends and prepare for Roanokes September weather 💧
Typically, Roanoke has 17 rainy days in September with a total of 405.4 mm of rainfall.
UV exposure in Roanoke during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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