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Weather in Sheboygan, Wisconsin for September 2025

Your guide to Sheboygan weather in September - trends and predictions

    Official Weather Alert ⚠️

  • Special Weather Statement - See hour by hour.

    • Temperatures

  • Until now, September 2025 in Sheboygan is slightly cooler than the historical average by -1.2 °F.

  • The forecast for the upcoming days in Sheboygan predicts a temperature of 22.9 °F, which is slightly above the historical average.

  • In general, the average temperature in Sheboygan at the beginning of September is 17.9 °F. As the month progressed, temperatures tended to significantly warm up, reaching an average of 23.6 °F by the end of September.

    • Rain 🌧️

  • With an average of 5 rainy days, Sheboygan experiences minimal rainfall in September.

    • More

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
25
Dry days
Average rainy days
5
Rainy days
Average snowy days
0
Snow days
Average temperatures
22°/15°
Temperatures
Average wind speed
22 km/h
Avg max wind
Average humidity
81 %
Avg humidity

Sheboygan Weather September

Move between months or click on a day
August
October
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Fog
19°
2
Mist
19°
3
Moderate or heavy rain shower
20°
4
Partly cloudy
16°
5
Moderate rain
18°
6
Overcast
15°
7
Partly cloudy
18°
8
Partly cloudy
21°
9
Sunny
23°
10
Sunny
23°
11
Partly cloudy
23°
12
Sunny
22°
13
Sunny
22°
14
Sunny
22°
15
Weather Alert Partly cloudy
20°
16
Partly cloudy
20°
17
Partly cloudy
20°
18
Sunny
23°
19
Sunny
21°
20
Partly cloudy
22°
21
Patchy rain possible
19°
22
Patchy rain possible
24°
23
Patchy rain possible
26°
24
Sunny
21°
25
Sunny
26°
26
Sunny
30°
27
Sunny
24°
28
Sunny
24°
29
Overcast
20°
30
Cloudy
20°

Temperatures trend during September in Sheboygan

See the weather trend as well as the moving average line

September weather in Sheboygan day by day

Click on a date for more information
August October
Date Weather Temperatures Rain UV More
Sept. 1 Fog
Fog
 19° /13° 0 mm 4
Sept. 2 Mist
Mist
 19° /13° 0 mm 4
Sept. 3 Moderate or heavy rain shower
Moderate or heavy rain shower
 20° /13° 16.3 mm 5
Sept. 4 Partly cloudy
Partly cloudy
 16° /8° 0 mm 5
Sept. 5 Moderate rain
Moderate rain
 18° /13° 15.5 mm 4
Sept. 6 Overcast
Overcast
 15° /9° 0 mm 4
Sept. 7 Partly cloudy
Partly cloudy
 18° /9° 0 mm 5
Sept. 8 Partly cloudy
Partly cloudy
 21° /10° 0 mm 6
Sept. 9 Sunny
Sunny
 23° /16° 0 mm 6
Sept. 10 Sunny
Sunny
 23° /16° 0 mm 6
Sept. 11 Partly cloudy
Partly cloudy
 23° /16° 0 mm 6
Sept. 12 Sunny
Sunny
 22° /15° 0 mm 6
Sept. 13 Sunny
Sunny
 22° /17° 12.9 mm 5
Sept. 14 Sunny
Sunny
 22° /17° 0 mm 6
Sept. 15 Partly cloudy
Partly cloudy
 20° /16° 0 mm 1.4
Sept. 16 Partly cloudy
Partly cloudy
 20° /16° 0 mm 1.4
Sept. 17 Partly cloudy
Partly cloudy
 20° /15° 0 mm 1.3
Sept. 18 Sunny
Sunny
 23° /17° 0 mm 1.2
Sept. 19 Sunny
Sunny
 21° /16° 0 mm 0
Sept. 20 Partly cloudy
Partly cloudy
 22° /16° 0 mm 5
Sept. 21 Patchy rain possible
Patchy rain possible
 19° /17° 2.1 mm 4
Sept. 22 Patchy rain possible
Patchy rain possible
 24° /17° 0.8 mm 5
Sept. 23 Patchy rain possible
Patchy rain possible
 26° /17° 2.2 mm 5
Sept. 24 Sunny
Sunny
 21° /15° 0 mm 5
Sept. 25 Sunny
Sunny
 26° /15° 0 mm 6
Sept. 26 Sunny
Sunny
 30° /21° 0.1 mm 7
Sept. 27 Sunny
Sunny
 24° /17° 0 mm 6
Sept. 28 Sunny
Sunny
 24° /17° 0 mm 6
Sept. 29 Overcast
Overcast
 20° /14° 0 mm 4
Sept. 30 Cloudy
Cloudy
 20° /18° 0 mm 5
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.
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Sheboygan in September - FAQ

What are the expected maximum and minimum temperatures in Sheboygan during September?
During September, expect a variety of temperatures with highs around 22° and lows near 15°, suitable for diverse activities and preferences.
How much rainfall should be expected in Sheboygan during September?
Moderate rainfall is anticipated in Sheboygan during September, with a total of 68.1 mm spread over approximately 5 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 💧

UV exposure in Sheboygan during September

Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️

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Location coordinates Where is Sheboygan?

Get accurate weather forecasts for Sheboygan, located at latitude 43.751 and longitude -87.715. Stay updated with localized weather information tailored for Sheboygan.

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