Dane County (Madison)
September
Weather in Dane County for September 2025
Your guide to Dane County weather in September - trends and predictions
In general, the average temperature in Dane County at the beginning of September is 27.6 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 23.6 °F by the end of September.
Dane County experiences moderate rainfall in September, with an average of 10 rainy days and a total precipitation of 61.4 mm.
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Temperatures
Rain 🌧️
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20
Dry days
10
Rainy days
0
Snow days
25°/12°
Temperatures
18 km/h
Avg max wind
70 %
Avg humidity
Dane County in September average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  27° | 2  29° | 3  31° | 4  31° | 5 31° | 6 23° | 7  21° |
| 8 23° | 9 26° | 10 28° | 11  23° | 12 24° | 13 24° | 14 26° |
| 15 28° | 16  27° | 17  25° | 18 26° | 19  23° | 20 26° | 21 27° |
| 22 25° | 23 24° | 24 20° | 25 25° | 26  24° | 27 22° | 28 23° |
| 29 24° | 30 27° |
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Temperatures trend during September in Dane County
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 | Mist | 27° /10° | 0 mm | 7 | |
| Sept. 2 | Partly cloudy | 29° /12° | 0 mm | 8 | |
| Sept. 3 | Cloudy | 31° /13° | 0 mm | 7 | |
| Sept. 4 | Sunny | 31° /13° | 0 mm | 8 | |
| Sept. 5 | Partly cloudy | 31° /17° | 1.2 mm | 8 | |
| Sept. 6 | Mist | 23° /11° | 0.3 mm | 5 | |
| Sept. 7 | Overcast | 21° /7° | 1 mm | 5 | |
| Sept. 8 | Mist | 23° /8° | 0 mm | 6 | |
| Sept. 9 | Overcast | 26° /9° | 0 mm | 6 | |
| Sept. 10 | Cloudy | 28° /11° | 0 mm | 7 | |
| Sept. 11 | Light rain | 23° /13° | 1.9 mm | 6 | |
| Sept. 12 | Mist | 24° /11° | 0 mm | 6 | |
| Sept. 13 | Mist | 24° /11° | 0 mm | 5 | |
| Sept. 14 | Mist | 26° /10° | 0 mm | 6 | |
| Sept. 15 | Mist | 28° /12° | 0 mm | 7 | |
| Sept. 16 | Patchy light rain with thunder | 27° /14° | 2.2 mm | 6 | |
| Sept. 17 | Patchy rain possible | 25° /12° | 0.1 mm | 6 | |
| Sept. 18 | Cloudy | 26° /9° | 0 mm | 6 | |
| Sept. 19 | Heavy rain | 23° /12° | 8.9 mm | 6 | |
| Sept. 20 | Patchy light rain with thunder | 26° /15° | 12.1 mm | 6 | |
| Sept. 21 | Patchy light drizzle | 27° /14° | 0.9 mm | 6 | |
| Sept. 22 | Patchy light drizzle | 25° /13° | 5.5 mm | 6 | |
| Sept. 23 | Fog | 24° /9° | 0 mm | 6 | |
| Sept. 24 | Patchy light drizzle | 20° /11° | 0.5 mm | 5 | |
| Sept. 25 | Patchy rain possible | 25° /10° | 1.2 mm | 6 | |
| Sept. 26 | Moderate or heavy rain with thunder | 24° /12° | 25.4 mm | 5 | |
| Sept. 27 | Patchy rain possible | 22° /11° | 0.3 mm | 5 | |
| Sept. 28 | Fog | 23° /11° | 0 mm | 6 | |
| Sept. 29 | Fog | 24° /10° | 0 mm | 6 | |
| Sept. 30 | Overcast | 27° /13° | 0 mm | 6 | |
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Important Notice
Our weather forecast for Dane 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 Dane County forecast closer to your planned date for the most up-to-date weather information.
Dane County in September - FAQ
What are the expected maximum and minimum temperatures in Dane County during September?
Enjoy moderate daytime temperatures of up to 25° and cooler nights around 12°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Dane County during September?
Moderate rainfall is anticipated in Dane County during September, with a total of 61.4 mm spread over approximately 10 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Dane County during September?
The average wind speed in Dane County during September is 18 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Dane County
Explore the daily rainfall trends and prepare for Dane Countys September weather 💧
UV exposure in Dane County during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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Where is Dane County?Get accurate weather forecasts for Dane County, located at latitude 43.073 and longitude -89.401. Stay updated with localized weather information tailored for Dane County.
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