City of Alexandria (Alexandria)
September
Weather in City of Alexandria, Virginia for September 2026
Your guide to City of Alexandria weather in September - trends and predictions
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So far, September 2026 in City of Alexandria shows a warmer trend than usual by 2.3 °F.
The forecast for the upcoming days in City of Alexandria predicts a temperature of 20.9 °F, which is slightly above the historical average.
In general, the average temperature in City of Alexandria at the beginning of September is 30.6 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 19.1 °F by the end of September.
City of Alexandria in September brings notable rainfall, with an average of 20 rainy days and a total precipitation of 201.1 mm.
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Temperatures
Rain 🌧️
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10
Dry days
20
Rainy days
0
Snow days
26°/17°
Temperatures
13 km/h
Avg max wind
70 %
Avg humidity
City of Alexandria Weather September
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Temperatures trend during September in City of Alexandria
See the weather trend as well as the moving average line
September weather in City of Alexandria day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 |  Sunny | 31° /18° | 0.2 mm | 8 | |
| Sept. 2 | Sunny | 29° /18° | 1.5 mm | 7 | |
| Sept. 3 | Sunny | 31° /17° | 0 mm | 7 | |
| Sept. 4 |  Patchy rain possible | 32° /18° | 1.3 mm | 7 | |
| Sept. 5 | Sunny | 32° /19° | 2.1 mm | 7 | |
| Sept. 6 | Sunny | 31° /19° | 6 mm | 8 | |
| Sept. 7 |  Thundery outbreaks possible | 28° /18° | 6.3 mm | 7 | |
| Sept. 8 | Sunny | 29° /15° | 1.8 mm | 7 | |
| Sept. 9 | Light rain shower | 28° /15° | 2 mm | 6 | |
| Sept. 10 | Light rain shower | 30° /18° | 3.6 mm | 6 | |
| Sept. 11 | Patchy rain possible | 29° /17° | 0.6 mm | 6 | |
| Sept. 12 | Sunny | 29° /17° | 1.4 mm | 6 | |
| Sept. 13 |  Partly cloudy | 29° /18° | 2.8 mm | 6 | |
| Sept. 14 | Sunny | 28° /17° | 0 mm | 7 | |
| Sept. 15 | Sunny | 28° /15° | 0 mm | 7 | |
| Sept. 16 |  Overcast | 26° /15° | 3 mm | 6 | |
| Sept. 17 |  Moderate or heavy rain shower | 23° /16° | 23.9 mm | 5 | |
| Sept. 18 |  Patchy light rain | 26° /18° | 13.1 mm | 6 | |
| Sept. 19 | Sunny | 27° /17° | 0.1 mm | 6 | |
| Sept. 20 | Partly cloudy | 26° /17° | 3.5 mm | 5 | |
| Sept. 21 | Moderate or heavy rain shower | 25° /17° | 9.5 mm | 5 | |
| Sept. 22 | Light rain shower | 20° /15° | 24.1 mm | 0.5 | |
| Sept. 23 | Light rain shower | 18° /13° | 6.6 mm | 1.2 | |
| Sept. 24 | Overcast | 17° /13° | 0 mm | 4.8 | |
| Sept. 25 | Overcast | 22° /11° | 0 mm | 5.7 | |
| Sept. 26 | Overcast | 19° /11° | 0 mm | 5 | |
| Sept. 27 | Overcast | 20° /14° | 0 mm | 6 | |
| Sept. 28 | Overcast | 16° /15° | 0 mm | 4 | |
| Sept. 29 | Patchy rain possible | 16° /14° | 0.1 mm | 4 | |
| Sept. 30 | Overcast | 24° /15° | 2.6 mm | 5 | |
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Important Notice
Our weather forecast for City of Alexandria 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 City of Alexandria forecast closer to your planned date for the most up-to-date weather information.
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City of Alexandria in September - FAQ
What are the expected maximum and minimum temperatures in City of Alexandria during September?
During September, expect a variety of temperatures with highs around 26° and lows near 17°, suitable for diverse activities and preferences.
How much rainfall should be expected in City of Alexandria during September?
Significant rainfall exceeding 201.1 mm is expected in City of Alexandria during September, occurring over more than 20 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in City of Alexandria during September?
The average wind speed in City of Alexandria during September is 13 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in City of Alexandria
Explore the daily rainfall trends and prepare for City of Alexandrias September weather 💧
Typically, City of Alexandria has 20 rainy days in September with a total of 201.1 mm of rainfall.
UV exposure in City of Alexandria during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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