Weather in Dane County, Wisconsin for September 2026
Until now, September 2026 in Dane County is slightly cooler than the historical average by 1.1 °F.
An exceptional deviation from the historical average is forecasted for next days of September 2026 in Dane County with the forecasted temperature being 13.8 °F, much lower than usual.
In general, the average temperature in Dane County at the beginning of September is 26.3 °F. As the month progressed, temperatures tended to significantly cool down, reaching an average of 21.7 °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 67.7 mm.
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Dane County Weather September
Temperatures trend during September in Dane County
September weather in Dane County day by day
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 |  Sunny | 28° /12° | 1.4 mm | 6 | |
| Sept. 2 |  Partly cloudy | 28° /14° | 0.3 mm | 6 | |
| Sept. 3 |  Cloudy | 29° /14° | 5.9 mm | 6 | |
| Sept. 4 | Sunny | 29° /13° | 11.1 mm | 7 | |
| Sept. 5 | Sunny | 26° /15° | 0.6 mm | 6 | |
| Sept. 6 |  Mist | 22° /10° | 0.1 mm | 5 | |
| Sept. 7 |  Overcast | 22° /8° | 0.5 mm | 5 | |
| Sept. 8 | Mist | 24° /9° | 0 mm | 4 | |
| Sept. 9 | Overcast | 26° /12° | 1.9 mm | 5 | |
| Sept. 10 | Overcast | 26° /13° | 0 mm | 7 | |
| Sept. 11 | Sunny | 24° /12° | 0.9 mm | 6 | |
| Sept. 12 | Mist | 24° /12° | 0 mm | 6 | |
| Sept. 13 | Mist | 23° /12° | 0.4 mm | 5 | |
| Sept. 14 | Mist | 26° /11° | 0.3 mm | 6 | |
| Sept. 15 | Mist | 27° /13° | 4.7 mm | 5 | |
| Sept. 16 | Overcast | 26° /13° | 1.1 mm | 5 | |
| Sept. 17 |  Patchy rain possible | 25° /13° | 1.7 mm | 5 | |
| Sept. 18 | Cloudy | 25° /12° | 4.9 mm | 5 | |
| Sept. 19 |  Heavy rain | 22° /13° | 21.7 mm | 4 | |
| Sept. 20 |  Moderate or heavy rain shower | 23° /14° | 17 mm | 5 | |
| Sept. 21 |  Patchy light drizzle | 23° /13° | 2.1 mm | 5 | |
| Sept. 22 | Patchy light drizzle | 22° /12° | 6.3 mm | 5 | |
| Sept. 23 | Fog | 22° /11° | 3 mm | 5 | |
| Sept. 24 | Fog | 20° /11° | 0.2 mm | 4 | |
| Sept. 25 | Patchy rain possible | 22° /11° | 0.8 mm | 4 | |
| Sept. 26 |  Moderate or heavy rain with thunder | 24° /11° | 12.7 mm | 5 | |
| Sept. 27 | Patchy rain possible | 23° /11° | 0.1 mm | 4 | |
| Sept. 28 | Sunny | 23° /11° | 0 mm | 6 | |
| Sept. 29 | Overcast | 21° /12° | 0 mm | 4.7 | |
| Sept. 30 | Light rain shower | 19° /15° | 26.6 mm | 0.4 | |
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Dane County in September - FAQ
What are the expected maximum and minimum temperatures in Dane County during September?
How much rainfall should be expected in Dane County during September?
What are the typical wind conditions in Dane County during September?
September rainfall patterns in Dane County
UV exposure in Dane County during 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.