Richmond
September
Weather in Richmond for September 2025
Your guide to Richmond weather in September - trends and predictions
In general, the average temperature in Richmond at the beginning of September is 30.9 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 23.3 °F by the end of September.
The climate of Richmond in September is notably wet, with an average of 12 rainy days.
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18
Dry days
12
Rainy days
0
Snow days
28°/17°
Temperatures
12 km/h
Avg max wind
69 %
Avg humidity
Richmond in September average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  30° | 2 29° | 3  30° | 4  31° | 5  32° | 6 33° | 7  31° |
| 8 29° | 9  29° | 10  30° | 11  31° | 12 30° | 13 27° | 14 28° |
| 15 27° | 16 25° | 17 25° | 18 24° | 19 25° | 20 29° | 21 27° |
| 22 23° | 23  21° | 24 20° | 25 24° | 26 22° | 27 21° | 28 26° |
| 29 27° | 30 23° |
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Temperatures trend during September in Richmond
See the weather trend as well as the moving average line
September weather day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 | Sunny | 30° /17° | 1.1 mm | 7 | |
| Sept. 2 | Sunny | 29° /16° | 1.1 mm | 7 | |
| Sept. 3 | Cloudy | 30° /15° | 0 mm | 7 | |
| Sept. 4 | Overcast | 31° /18° | 0 mm | 7 | |
| Sept. 5 | Partly cloudy | 32° /20° | 0 mm | 8 | |
| Sept. 6 | Partly cloudy | 33° /19° | 0.8 mm | 8 | |
| Sept. 7 | Thundery outbreaks possible | 31° /20° | 0.6 mm | 7 | |
| Sept. 8 | Thundery outbreaks possible | 29° /15° | 0.2 mm | 7 | |
| Sept. 9 | Patchy light rain with thunder | 29° /16° | 7.6 mm | 7 | |
| Sept. 10 | Light rain shower | 30° /17° | 3.5 mm | 8 | |
| Sept. 11 | Mist | 31° /17° | 0.9 mm | 8 | |
| Sept. 12 | Overcast | 30° /17° | 0 mm | 7 | |
| Sept. 13 | Fog | 27° /18° | 9.1 mm | 6 | |
| Sept. 14 | Sunny | 28° /17° | 0 mm | 7 | |
| Sept. 15 | Sunny | 27° /15° | 0 mm | 7 | |
| Sept. 16 | Sunny | 25° /15° | 20.9 mm | 6 | |
| Sept. 17 | Cloudy | 25° /18° | 60.7 mm | 6 | |
| Sept. 18 | Light rain shower | 24° /17° | 7.6 mm | 6 | |
| Sept. 19 | Sunny | 25° /17° | 0 mm | 6 | |
| Sept. 20 | Overcast | 29° /16° | 0 mm | 7 | |
| Sept. 21 | Overcast | 27° /17° | 6.7 mm | 6 | |
| Sept. 22 | Patchy rain possible | 23° /18° | 6.7 mm | 5 | |
| Sept. 23 | Moderate or heavy rain shower | 21° /16° | 57.9 mm | 5 | |
| Sept. 24 | Light rain shower | 20° /17° | 5.2 mm | 5 | |
| Sept. 25 | Overcast | 24° /17° | 11.1 mm | 6 | |
| Sept. 26 | Patchy rain possible | 22° /18° | 0.1 mm | 5 | |
| Sept. 27 | Light rain shower | 21° /17° | 4.7 mm | 5 | |
| Sept. 28 | Overcast | 26° /18° | 0 mm | 6 | |
| Sept. 29 | Mist | 27° /18° | 0 mm | 6 | |
| Sept. 30 | Patchy rain possible | 23° /18° | 3 mm | 5 | |
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Important Notice
Our weather forecast for Richmond 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 Richmond forecast closer to your planned date for the most up-to-date weather information.
Richmond in September - FAQ
What are the expected maximum and minimum temperatures in Richmond during September?
During September, expect a variety of temperatures with highs around 28° and lows near 17°, suitable for diverse activities and preferences.
How much rainfall should be expected in Richmond during September?
Significant rainfall exceeding 188 mm is expected in Richmond during September, occurring over more than 12 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Richmond during September?
The average wind speed in Richmond during September is 12 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Richmond
Explore the daily rainfall trends and prepare for Richmonds September weather 💧
UV exposure in Richmond during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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