Roanoke (VA)
September
Weather in Roanoke, Virginia for September 2026
Your guide to Roanoke weather in September - trends and predictions
In general, the average temperature in Roanoke at the beginning of September is 25.1 °F. As the month progressed, temperatures tended to noticeably cool down, reaching an average of 22.9 °F by the end of September.
The climate of Roanoke in September is notably wet, with an average of 13 rainy days, and a total of 534.9 mm of precipitation.
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Temperatures
Rain 🌧️
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17
Dry days
13
Rainy days
0
Snow days
24°/14°
Temperatures
10 km/h
Avg max wind
76 %
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 |  Light rain shower | 25° /15° | 2.6 mm | 6 | |
| Sept. 2 | Light rain shower | 25° /14° | 1.2 mm | 6 | |
| Sept. 3 |  Sunny | 24° /10° | 0 mm | 6 | |
| Sept. 4 |  Overcast | 25° /11° | 6.8 mm | 6 | |
| Sept. 5 |  Partly cloudy | 27° /14° | 0 mm | 6 | |
| Sept. 6 | Overcast | 26° /15° | 3.6 mm | 6 | |
| Sept. 7 |  Cloudy | 24° /13° | 0 mm | 5 | |
| Sept. 8 | Sunny | 24° /9° | 0 mm | 6 | |
| Sept. 9 | Sunny | 24° /8° | 0 mm | 7 | |
| Sept. 10 | Sunny | 26° /10° | 0 mm | 6 | |
| Sept. 11 | Sunny | 26° /13° | 0 mm | 6 | |
| Sept. 12 | Partly cloudy | 24° /12° | 0 mm | 6 | |
| Sept. 13 | Patchy rain possible | 25° /13° | 0.2 mm | 7 | |
| Sept. 14 | Patchy rain possible | 27° /14° | 0.1 mm | 7 | |
| Sept. 15 |  Mist | 26° /13° | 0 mm | 6 | |
| Sept. 16 |  Moderate rain | 17° /13° | 6.2 mm | 4 | |
| Sept. 17 |  Moderate or heavy rain shower | 21° /13° | 137.2 mm | 5 | |
| Sept. 18 |  Light rain | 24° /16° | 11 mm | 6 | |
| Sept. 19 | Fog | 26° /15° | 0 mm | 6 | |
| Sept. 20 | Fog | 27° /15° | 4 mm | 7 | |
| Sept. 21 | Light rain shower | 25° /16° | 2.2 mm | 6 | |
| Sept. 22 | Fog | 27° /17° | 0.2 mm | 6 | |
| Sept. 23 | Fog | 24° /17° | 3.7 mm | 6 | |
| Sept. 24 | Moderate or heavy rain shower | 23° /18° | 20 mm | 5 | |
| Sept. 25 | Moderate or heavy rain shower | 25° /19° | 23.9 mm | 6 | |
| Sept. 26 | Fog | 25° /18° | 3.4 mm | 6 | |
| Sept. 27 | Moderate or heavy rain shower | 20° /18° | 87.4 mm | 5 | |
| Sept. 28 | Fog | 21° /15° | 69 mm | 5 | |
| Sept. 29 | Moderate or heavy rain shower | 24° /17° | 8.3 mm | 6 | |
| Sept. 30 | Moderate or heavy rain shower | 22° /18° | 14.4 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?
Enjoy moderate daytime temperatures of up to 24° and cooler nights around 14°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Roanoke during September?
Significant rainfall exceeding 534.9 mm is expected in Roanoke during September, occurring over more than 13 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 10 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 💧
UV exposure in Roanoke during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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