La Crosse Weather in September

What's the weather like in La Crosse (Wisconsin) in September 2024?

The climate in La Crosse during September can be summarized as mild and a little damp.

September is in the fall / autumn in La Crosse and is typically the 4th warmest month of the year. Daytime maximum temperatures average around 22°C (72°F), whilst at night 10°C (50°F) is normal.

La Crosse weather averages (imperial / metric)
Daytime temperature 22.4°C 72.3°F
Nightly temperature 10.2°C 50.4°F
Average temperature 16.3°C 61.3°F
Daily sunshine 7.7 hrs
Avg rainfall 95 mm 3.7 ins
Rainy days 10 days
Sea temperature 17.4°C 63.2°F
Humidity 77%
Windspeed 14.8kph 9 mph

On average September is the 4th wettest month of the year in La Crosse with around 95mm 3.7 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 10 days, although this may vary considerably.

On the flip side this corresponds to an average of 7.7 hours of sunshine per day.

September temperatures in La Crosse

La Crosse average temperature in September

September rainfall

La Crosse average rain in September

September hourly sunshine

La Crosse average rain in September

The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in La Crosse in September 2024.