Lexington (KY)
September
Weather in Lexington, Kentucky for September 2026
Your guide to Lexington weather in September - trends and predictions
Until now, September 2026 in Lexington has been significantly warmer than historical averages.
Expect cooler weather in the next days in Lexington with the forecast suggesting a temperature of 26.4 °F, lower than the historical average.
In general, the average temperature in Lexington at the beginning of September is 29.6 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 24.4 °F by the end of September.
Lexington in September brings notable rainfall, with an average of 16 rainy days and a total precipitation of 228.6 mm.
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Temperatures
Rain 🌧️
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14
Dry days
16
Rainy days
0
Snow days
27°/15°
Temperatures
17 km/h
Avg max wind
69 %
Avg humidity
Lexington Weather September
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Temperatures trend during September in Lexington
See the weather trend as well as the moving average line
September weather in Lexington day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 |  Sunny | 31° /16° | 0.6 mm | 7 | |
| Sept. 2 |  Mist | 31° /17° | 0 mm | 7 | |
| Sept. 3 | Sunny | 30° /16° | 5.4 mm | 7 | |
| Sept. 4 |  Partly cloudy | 30° /19° | 18.2 mm | 7 | |
| Sept. 5 | Sunny | 32° /19° | 17.5 mm | 7 | |
| Sept. 6 |  Light rain shower | 27° /17° | 16.4 mm | 7 | |
| Sept. 7 | Sunny | 26° /11° | 0.1 mm | 6 | |
| Sept. 8 | Sunny | 26° /12° | 0 mm | 6 | |
| Sept. 9 | Patchy rain possible | 28° /14° | 0.2 mm | 7 | |
| Sept. 10 | Sunny | 28° /19° | 42 mm | 5.9 | |
| Sept. 11 | Light rain shower | 27° /19° | 15.6 mm | 4.7 | |
| Sept. 12 | Mist | 29° /21° | 0.8 mm | 7.3 | |
| Sept. 13 | Light rain shower | 29° /21° | 5.7 mm | 7.4 | |
| Sept. 14 | Sunny | 32° /23° | 0.1 mm | 8 | |
| Sept. 15 | Sunny | 33° /24° | 0 mm | 8 | |
| Sept. 16 | Patchy rain possible | 33° /24° | 0.3 mm | 8 | |
| Sept. 17 | Mist | 29° /17° | 1.5 mm | 7 | |
| Sept. 18 |  Overcast | 20° /13° | 2.1 mm | 5 | |
| Sept. 19 | Sunny | 18° /9° | 0 mm | 5 | |
| Sept. 20 | Sunny | 20° /9° | 0 mm | 6 | |
| Sept. 21 | Sunny | 24° /11° | 0 mm | 6 | |
| Sept. 22 | Sunny | 25° /14° | 0 mm | 6 | |
| Sept. 23 | Overcast | 22° /15° | 2.6 mm | 6 | |
| Sept. 24 | Mist | 25° /15° | 28.2 mm | 6 | |
| Sept. 25 | Mist | 24° /15° | 20.9 mm | 5 | |
| Sept. 26 | Mist | 25° /16° | 4.1 mm | 6 | |
| Sept. 27 |  Patchy light rain with thunder | 23° /16° | 29 mm | 5 | |
| Sept. 28 | Patchy light rain with thunder | 23° /14° | 54.7 mm | 5 | |
| Sept. 29 | Fog | 26° /16° | 12.6 mm | 6 | |
| Sept. 30 | Mist | 25° /15° | 0 mm | 5 | |
| Next | |||||
Important Notice
Our weather forecast for Lexington 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 Lexington forecast closer to your planned date for the most up-to-date weather information.
Change Month
Lexington in September - FAQ
What are the expected maximum and minimum temperatures in Lexington during September?
During September, expect a variety of temperatures with highs around 27° and lows near 15°, suitable for diverse activities and preferences.
How much rainfall should be expected in Lexington during September?
Significant rainfall exceeding 228.6 mm is expected in Lexington during September, occurring over more than 16 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Lexington during September?
The average wind speed in Lexington during September is 17 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Lexington
Explore the daily rainfall trends and prepare for Lexingtons September weather 💧
Typically, Lexington has 16 rainy days in September with a total of 228.6 mm of rainfall.
UV exposure in Lexington during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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