La Crosse County (La Crosse)
September
Weather in La Crosse County for September 2025
Your guide to La Crosse County weather in September - trends and predictions
In general, the average temperature in La Crosse County at the beginning of September is 21 °F. As the month progressed, temperatures tended to significantly warm up, reaching an average of 24.1 °F by the end of September.
La Crosse County experiences moderate rainfall in September, with an average of 7 rainy days and a total precipitation of 110.7 mm.
New! Chat with our AI weatherman - it’s amazing and free.
Temperatures
Rain 🌧️
More
23
Dry days
7
Rainy days
0
Snow days
25°/11°
Temperatures
15 km/h
Avg max wind
72 %
Avg humidity
La Crosse County Weather September
Move between months or click on a day
| Sun. | Mon. | Tue. | Wed. | Thu. | Fri. | Sat. |
|---|---|---|---|---|---|---|
| 1  20° | 2  22° | 3  23° | 4 24° | 5  22° | 6 18° | |
| 7 18° | 8 22° | 9 28° | 10 28° | 11 28° | 12 28° | 13  27° |
| 14 28° | 15  29° | 16 29° | 17 28° | 18  26° | 19  27° | 20 26° |
| 21 29° | 22 16° | 23 20° | 24 20° | 25 25° | 26 26° | 27 26° |
| 28 26° | 29 26° | 30 20° |
You can click on date
Access La Crosse County weather forecasts with a simple click. Select any date for comprehensive insights on temperature, rainfall, and wind conditions.
Temperatures trend during September in La Crosse County
See the weather trend as well as the moving average line
September weather day by day
Click on a date for more information
| Date | Weather | Temperatures | Rain | UV | More |
|---|---|---|---|---|---|
| Sept. 1 | Partly cloudy | 20° /11° | 0 mm | 6 | |
| Sept. 2 | Sunny | 22° /9° | 0 mm | 6 | |
| Sept. 3 | Mist | 23° /9° | 0 mm | 5 | |
| Sept. 4 | Sunny | 24° /9° | 0 mm | 6 | |
| Sept. 5 | Patchy rain possible | 22° /11° | 0.3 mm | 5 | |
| Sept. 6 | Fog | 18° /8° | 0.5 mm | 4 | |
| Sept. 7 | Partly cloudy | 18° /5° | 0 mm | 5 | |
| Sept. 8 | Sunny | 22° /7° | 0 mm | 6 | |
| Sept. 9 | Sunny | 28° /11° | 0 mm | 7 | |
| Sept. 10 | Patchy rain possible | 28° /11° | 0.2 mm | 6 | |
| Sept. 11 | Partly cloudy | 28° /16° | 0 mm | 7 | |
| Sept. 12 | Sunny | 28° /13° | 0 mm | 7 | |
| Sept. 13 | Overcast | 27° /13° | 0 mm | 6 | |
| Sept. 14 | Patchy rain possible | 28° /16° | 0.5 mm | 6 | |
| Sept. 15 | Thundery outbreaks possible | 29° /16° | 4.6 mm | 6 | |
| Sept. 16 | Sunny | 29° /16° | 0 mm | 7 | |
| Sept. 17 | Sunny | 28° /15° | 0 mm | 7 | |
| Sept. 18 | Cloudy | 26° /15° | 0 mm | 6 | |
| Sept. 19 | Moderate rain at times | 27° /16° | 4 mm | 6 | |
| Sept. 20 | Fog | 26° /16° | 81.5 mm | 6 | |
| Sept. 21 | Cloudy | 29° /12° | 0 mm | 6 | |
| Sept. 22 | Overcast | 16° /10° | 19.1 mm | 4 | |
| Sept. 23 | Mist | 20° /4° | 0 mm | 5 | |
| Sept. 24 | Mist | 20° /2° | 0 mm | 4 | |
| Sept. 25 | Mist | 25° /9° | 0 mm | 6 | |
| Sept. 26 | Mist | 26° /11° | 0 mm | 6 | |
| Sept. 27 | Fog | 26° /8° | 0 mm | 6 | |
| Sept. 28 | Fog | 26° /11° | 0 mm | 6 | |
| Sept. 29 | Fog | 26° /10° | 0 mm | 6 | |
| Sept. 30 | Mist | 20° /10° | 0 mm | 5 | |
| Next | |||||
Important Notice
Our weather forecast for La Crosse 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 La Crosse County forecast closer to your planned date for the most up-to-date weather information.
La Crosse County in September - FAQ
What are the expected maximum and minimum temperatures in La Crosse County during September?
Enjoy moderate daytime temperatures of up to 25° and cooler nights around 11°. Ideal for a range of outdoor activities, from hiking to city tours.
How much rainfall should be expected in La Crosse County during September?
Significant rainfall exceeding 110.7 mm is expected in La Crosse County during September, occurring over more than 7 days. Preparing for wet conditions is recommended in your planning.
What are the typical wind conditions in La Crosse County during September?
The average wind speed in La Crosse County during September is 15 km/h, suggesting breezy to windy conditions, depending on your activities.
September rainfall patterns in La Crosse County
Explore the daily rainfall trends and prepare for La Crosse Countys September weather 💧
UV exposure in La Crosse County during September
Stay informed about UV levels for safe outdoor activities throughout the month of September ☀️
Top locations in La Crosse County
Select a location for an accurate weather forecast
More Locations Quick links
More La Crosse County weather pages
You are here
Where is La Crosse County?Get accurate weather forecasts for La Crosse County, located at latitude 43.801 and longitude -91.24. Stay updated with localized weather information tailored for La Crosse County.
Found a mistake?
We appreciate your attention to details. Tell us here.