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Weather in La Crosse County for September 2025

Your guide to La Crosse County weather in September - trends and predictions

    Temperatures

  • 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.

  • Rain 🌧️

  • La Crosse County experiences moderate rainfall in September, with an average of 7 rainy days and a total precipitation of 110.7 mm.

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Average dry days
23
Dry days
Average rainy days
7
Rainy days
Average snowy days
0
Snow days
Average temperatures
25°/11°
Temperatures
Average wind speed
15 km/h
Avg max wind
Average humidity
72 %
Avg humidity

La Crosse County Weather September

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Temperatures trend during September in La Crosse County

See the weather trend as well as the moving average line

September weather day by day

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Date Weather Temperatures Rain UV More
Sept. 1 Partly cloudy
Partly cloudy
20° /11° 0 mm 6
Sept. 2 Sunny
Sunny
22° /9° 0 mm 6
Sept. 3 Mist
Mist
23° /9° 0 mm 5
Sept. 4 Sunny
Sunny
24° /9° 0 mm 6
Sept. 5 Patchy rain possible
Patchy rain possible
22° /11° 0.3 mm 5
Sept. 6 Fog
Fog
18° /8° 0.5 mm 4
Sept. 7 Partly cloudy
Partly cloudy
18° /5° 0 mm 5
Sept. 8 Sunny
Sunny
22° /7° 0 mm 6
Sept. 9 Sunny
Sunny
28° /11° 0 mm 7
Sept. 10 Patchy rain possible
Patchy rain possible
28° /11° 0.2 mm 6
Sept. 11 Partly cloudy
Partly cloudy
28° /16° 0 mm 7
Sept. 12 Sunny
Sunny
28° /13° 0 mm 7
Sept. 13 Overcast
Overcast
27° /13° 0 mm 6
Sept. 14 Patchy rain possible
Patchy rain possible
28° /16° 0.5 mm 6
Sept. 15 Thundery outbreaks possible
Thundery outbreaks possible
29° /16° 4.6 mm 6
Sept. 16 Sunny
Sunny
29° /16° 0 mm 7
Sept. 17 Sunny
Sunny
28° /15° 0 mm 7
Sept. 18 Cloudy
Cloudy
26° /15° 0 mm 6
Sept. 19 Moderate rain at times
Moderate rain at times
27° /16° 4 mm 6
Sept. 20 Fog
Fog
26° /16° 81.5 mm 6
Sept. 21 Cloudy
Cloudy
29° /12° 0 mm 6
Sept. 22 Overcast
Overcast
16° /10° 19.1 mm 4
Sept. 23 Mist
Mist
20° /4° 0 mm 5
Sept. 24 Mist
Mist
20° /2° 0 mm 4
Sept. 25 Mist
Mist
25° /9° 0 mm 6
Sept. 26 Mist
Mist
26° /11° 0 mm 6
Sept. 27 Fog
Fog
26° /8° 0 mm 6
Sept. 28 Fog
Fog
26° /11° 0 mm 6
Sept. 29 Fog
Fog
26° /10° 0 mm 6
Sept. 30 Mist
Mist
20° /10° 0 mm 5
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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 ☀️
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Location coordinates 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.

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