Sheboygan (WI)
September
Weather in Sheboygan, Wisconsin for September 2026
Your guide to Sheboygan weather in September - trends and predictions
Until now, September 2026 in Sheboygan is slightly cooler than the historical average by 0.8 °F.
The forecast for the next days in Sheboygan predicts a temperature of 16.6 °F, which is cooler than the historical average.
In general, the average temperature in Sheboygan at the beginning of September is 19.7 °F. As the month progressed, temperatures tended to moderately fall, reaching an average of 18.9 °F by the end of September.
Sheboygan experiences moderate rainfall in September, with an average of 7 rainy days and a total precipitation of 81.3 mm.
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Temperatures
Rain 🌧️
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23
Dry days
7
Rainy days
0
Snow days
20°/14°
Temperatures
22 km/h
Avg max wind
84 %
Avg humidity
Sheboygan Weather September
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Temperatures trend during September in Sheboygan
See the weather trend as well as the moving average line
September weather in Sheboygan day by day
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| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 |  Fog | 22° /13° | 0 mm | 3 | |
| Sept. 2 | Mist | 20° /13° | 20.2 mm | 3 | |
| Sept. 3 |  Moderate or heavy rain shower | 21° /13° | 17.1 mm | 3 | |
| Sept. 4 |  Partly cloudy | 19° /11° | 105.7 mm | 3 | |
| Sept. 5 |  Moderate rain | 18° /14° | 8.1 mm | 3 | |
| Sept. 6 |  Overcast | 18° /13° | 0 mm | 5 | |
| Sept. 7 | Partly cloudy | 20° /12° | 0 mm | 5 | |
| Sept. 8 | Partly cloudy | 21° /14° | 23.3 mm | 4 | |
| Sept. 9 |  Sunny | 25° /17° | 0.2 mm | 4 | |
| Sept. 10 | Overcast | 23° /16° | 0 mm | 6 | |
| Sept. 11 | Partly cloudy | 23° /16° | 0 mm | 6 | |
| Sept. 12 | Sunny | 23° /15° | 0 mm | 5 | |
| Sept. 13 | Sunny | 21° /15° | 8.7 mm | 5 | |
| Sept. 14 | Sunny | 22° /15° | 0.2 mm | 5 | |
| Sept. 15 | Sunny | 24° /17° | 6.6 mm | 4 | |
| Sept. 16 | Sunny | 21° /15° | 0 mm | 4 | |
| Sept. 17 | Overcast | 20° /15° | 0.1 mm | 4 | |
| Sept. 18 | Overcast | 20° /15° | 2.5 mm | 4 | |
| Sept. 19 | Overcast | 20° /14° | 14.8 mm | 3 | |
| Sept. 20 | Overcast | 22° /16° | 13.6 mm | 4 | |
| Sept. 21 | Sunny | 21° /15° | 0.3 mm | 4 | |
| Sept. 22 | Moderate or heavy rain shower | 19° /14° | 7 mm | 4 | |
| Sept. 23 | Sunny | 19° /13° | 3.6 mm | 5 | |
| Sept. 24 | Overcast | 18° /14° | 1.2 mm | 4 | |
| Sept. 25 | Overcast | 19° /12° | 0.6 mm | 4 | |
| Sept. 26 | Sunny | 17° /12° | 0 mm | 5 | |
| Sept. 27 | Overcast | 18° /11° | 0 mm | 4.5 | |
| Sept. 28 | Sunny | 20° /13° | 0 mm | 5.1 | |
| Sept. 29 | Overcast | 21° /12° | 0 mm | 5 | |
| Sept. 30 |  Patchy rain possible | 19° /15° | 20.5 mm | 0.6 | |
| Next | |||||
Important Notice
Our weather forecast for Sheboygan 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 Sheboygan forecast closer to your planned date for the most up-to-date weather information.
Change Month
Sheboygan in September - FAQ
What are the expected maximum and minimum temperatures in Sheboygan during September?
Enjoy moderate daytime temperatures of up to 20° and cooler nights around 14°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Sheboygan during September?
Moderate rainfall is anticipated in Sheboygan during September, with a total of 81.3 mm spread over approximately 7 days. Considering plans for rainy days is advisable.
What are the typical wind conditions in Sheboygan during September?
The average wind speed in Sheboygan during September is 22 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Sheboygan
Explore the daily rainfall trends and prepare for Sheboygans September weather 💧
Typically, Sheboygan has 7 rainy days in September with a total of 81.3 mm of rainfall.
UV exposure in Sheboygan during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
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