Wausau (WI)
September
Weather in Wausau, Wisconsin for September 2027
Your guide to Wausau weather in September - trends and predictions
In general, the average temperature in Wausau at the beginning of September is 21.7 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of 21.1 °C by the end of September.
Wausau experiences moderate rainfall in September, with an average of 9 rainy days and a total precipitation of 195.7 mm.
Is September a good time to visit Wausau? check out the best time to travel to Wausau page.
✨ Is September a good time to visit Wausau? – Ask the AI Weatherman
Temperatures
Rain 🌧️
More
21
Dry days
9
Rainy days
0
Snow days
22°/11°
Temperatures
17 km/h
Avg max wind
78 %
Avg humidity
Wausau Weather September
Move between months or click on a day
Temperatures trend during September in Wausau
See the weather trend as well as the moving average line
September weather in Wausau day by day
Click on a date for more information
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 |  Sunny | 25° /13° | 0 mm | 6 | |
| Sept. 2 |  Light rain | 24° /12° | 5.4 mm | 4 | |
| Sept. 3 |  Moderate rain | 22° /11° | 22.5 mm | 4 | |
| Sept. 4 | Light rain | 22° /10° | 4.1 mm | 4 | |
| Sept. 5 |  Moderate rain at times | 19° /12° | 7 mm | 5 | |
| Sept. 6 |  Patchy rain possible | 20° /9° | 0.2 mm | 5 | |
| Sept. 7 | Sunny | 20° /7° | 0 mm | 4 | |
| Sept. 8 |  Heavy rain | 20° /8° | 96.6 mm | 4 | |
| Sept. 9 | Light rain | 23° /13° | 5.7 mm | 5 | |
| Sept. 10 | Moderate rain | 24° /12° | 13 mm | 6 | |
| Sept. 11 |  Cloudy | 24° /12° | 0 mm | 6 | |
| Sept. 12 | Sunny | 23° /14° | 0.1 mm | 4 | |
| Sept. 13 | Light rain | 21° /13° | 3.2 mm | 5 | |
| Sept. 14 | Light rain | 24° /11° | 8.9 mm | 5 | |
| Sept. 15 | Patchy rain possible | 24° /14° | 2.3 mm | 4 | |
| Sept. 16 | Sunny | 24° /13° | 0 mm | 5 | |
| Sept. 17 | Patchy rain possible | 24° /14° | 1.5 mm | 5 | |
| Sept. 18 | Light rain | 22° /14° | 2.7 mm | 4 | |
| Sept. 19 | Patchy rain possible | 19° /12° | 2.1 mm | 4 | |
| Sept. 20 | Light rain | 19° /13° | 3.2 mm | 3 | |
| Sept. 21 | Patchy rain possible | 20° /11° | 1.6 mm | 4 | |
| Sept. 22 | Moderate rain | 17° /10° | 11.5 mm | 4 | |
| Sept. 23 | Sunny | 18° /9° | 0.4 mm | 4 | |
| Sept. 24 |  Overcast | 18° /8° | 0 mm | 3 | |
| Sept. 25 | Overcast | 20° /9° | 0.4 mm | 4 | |
| Sept. 26 | Overcast | 19° /9° | 0 mm | 3 | |
| Sept. 27 | Overcast | 23° /10° | 0 mm | 4 | |
| Sept. 28 | Overcast | 23° /10° | 0 mm | 4.7 | |
| Sept. 29 | Light rain | 23° /11° | 2.6 mm | 4 | |
| Sept. 30 |  Mist | 21° /11° | 0.8 mm | 4 | |
| Next | |||||
Important Notice
Our weather forecast for Wausau 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 Wausau forecast closer to your planned date for the most up-to-date weather information.
Change Month
Wausau in September - FAQ
What are the expected maximum and minimum temperatures in Wausau during September?
Enjoy moderate daytime temperatures of up to 22° and cooler nights around 11°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in Wausau during September?
Significant rainfall exceeding 195.7 mm is expected in Wausau during September, occurring over more than 9 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in Wausau during September?
The average wind speed in Wausau during September is 17 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in Wausau
Explore the daily rainfall trends and prepare for Wausaus September weather 💧
Typically, Wausau has 9 rainy days in September with a total of 195.7 mm of rainfall.
UV exposure in Wausau during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
Quick links
More Wausau weather pages
You are here
Where is Wausau?Get accurate weather forecasts for Wausau, located at latitude 44.959 and longitude -89.63. Stay updated with localized weather information tailored for Wausau.
Found a mistake?
We appreciate your attention to details. Tell us here.