Shawnee County (Topeka)
September
Weather in Shawnee County, Kansas for September 2026
Your guide to Shawnee County weather in September - trends and predictions
So far, September 2026 in Shawnee County shows a warmer trend than usual by 2.9 °F.
Expect cooler weather in the next days in Shawnee County with the forecast suggesting a temperature of 23.9 °F, lower than the historical average.
In general, the average temperature in Shawnee County at the beginning of September is 30.3 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 25.4 °F by the end of September.
The climate of Shawnee County in September is notably wet, with an average of 11 rainy days, and a total of 125.8 mm of precipitation.
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Temperatures
Rain 🌧️
More
19
Dry days
11
Rainy days
0
Snow days
28°/15°
Temperatures
20 km/h
Avg max wind
65 %
Avg humidity
Shawnee County Weather September
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Temperatures trend during September in Shawnee County
See the weather trend as well as the moving average line
September weather in Shawnee County day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 |  Sunny | 29° /18° | 20.5 mm | 7 | |
| Sept. 2 | Sunny | 29° /16° | 0 mm | 7 | |
| Sept. 3 |  Overcast | 31° /17° | 0 mm | 7 | |
| Sept. 4 | Sunny | 31° /16° | 0.5 mm | 7 | |
| Sept. 5 | Overcast | 30° /17° | 5.1 mm | 5 | |
| Sept. 6 | Sunny | 31° /15° | 1.5 mm | 6 | |
| Sept. 7 |  Partly cloudy | 31° /13° | 0 mm | 7 | |
| Sept. 8 | Sunny | 29° /15° | 3.1 mm | 7 | |
| Sept. 9 | Sunny | 30° /16° | 21.6 mm | 5 | |
| Sept. 10 | Sunny | 29° /17° | 15.8 mm | 5 | |
| Sept. 11 | Sunny | 33° /16° | 0 mm | 8 | |
| Sept. 12 | Partly cloudy | 32° /18° | 4.6 mm | 7 | |
| Sept. 13 | Sunny | 30° /17° | 1.5 mm | 6 | |
| Sept. 14 | Overcast | 33° /17° | 0.4 mm | 7 | |
| Sept. 15 | Partly cloudy | 33° /18° | 1.5 mm | 6 | |
| Sept. 16 | Overcast | 32° /18° | 5.4 mm | 6 | |
| Sept. 17 | Overcast | 33° /20° | 0 mm | 7 | |
| Sept. 18 |  Cloudy | 31° /21° | 1.7 mm | 7 | |
| Sept. 19 |  Moderate or heavy rain shower | 33° /18° | 12 mm | 7 | |
| Sept. 20 | Overcast | 25° /17° | 2.4 mm | 4 | |
| Sept. 21 |  Heavy rain at times | 27° /18° | 3.6 mm | 5 | |
| Sept. 22 | Sunny | 22° /14° | 0 mm | 6.3 | |
| Sept. 23 | Sunny | 23° /14° | 0 mm | 6.8 | |
| Sept. 24 | Overcast | 23° /15° | 0 mm | 5.5 | |
| Sept. 25 |  Patchy rain possible | 20° /17° | 1.4 mm | 2.1 | |
| Sept. 26 | Patchy rain possible | 26° /17° | 3.3 mm | 5.3 | |
| Sept. 27 | Sunny | 26° /18° | 0 mm | 7 | |
| Sept. 28 | Sunny | 27° /16° | 0 mm | 7 | |
| Sept. 29 | Overcast | 29° /20° | 0.6 mm | 6 | |
| Sept. 30 | Light rain shower | 27° /19° | 13.7 mm | 6 | |
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Important Notice
Our weather forecast for Shawnee County 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 Shawnee County forecast closer to your planned date for the most up-to-date weather information.
Change Month
Shawnee County in September - FAQ
What are the expected maximum and minimum temperatures in Shawnee County during September?
During September, expect a variety of temperatures with highs around 28° and lows near 15°, suitable for diverse activities and preferences.
How much rainfall should be expected in Shawnee County during September?
Significant rainfall exceeding 125.8 mm is expected in Shawnee County during September, occurring over more than 11 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Shawnee County during September?
The average wind speed in Shawnee County during September is 20 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Shawnee County
Explore the daily rainfall trends and prepare for Shawnee Countys September weather 💧
Typically, Shawnee County has 11 rainy days in September with a total of 125.8 mm of rainfall.
UV exposure in Shawnee County during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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Where is Shawnee County?Get accurate weather forecasts for Shawnee County, located at latitude 39.048 and longitude -95.678. Stay updated with localized weather information tailored for Shawnee County.
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