World Resorts USA La Crosse Weather

La Crosse weather in September

Weather in La Crosse: September

Average day temperature: 73.5°F
Average night temperature: 56.7°F
Number of sunny days: 14 days
Day length: 11.8 - 13.2 hours
Number of rainy days: 1 day
Precipitation totals: 0.7 in.

Air temperature in September, °F

Show year:
2025
2024
2023

The highest day temperature during September of 2025 was 83°F. At the same time the lowest night temperature was 39°F. Daily and nightly averages during September were 71.8°F and 55.9°F.

Sunny, partly cloudy and cloudy days

Mostly all days in September are sunny but cloudy days are also possible.

Precipitation total in September, in.

Precipitation total value in La Crosse in September is 0.7 in. Other months of the year show relatively similar values.

Wind speed in September, mph

The average wind speed value in September is 7.3 mph It makes September one of the least windy months of the year.

Average sunny hours

This chart shows average number of hours during the day when sunlight can reach the ground. It depends on day length and cloudiness during the day. The average number of sunny hours in September is: 8.3.

Best time for vacation in La Crosse

Sunniest months:
October 16 days
September 14 days
August 14 days
Warmest months:
July 79.5 °F
August 79.1 °F
June 75.5 °F
Coldest months:
January 23.9 °F
February 26.8 °F
December 31.6 °F
Rainiest months:
June 4 days
May 3 days
August 2 days
Windiest months:
April 10.1 mph
March 9.6 mph
November 8.9 mph

La Crosse on a weather map

La Crosse
+14°F
N 13 mph
Feels like: +0°F
Precip.: 0%
Places in USA:
Name
°F
+30°F
+77°F
+77°F
+45°F
+55°F
+70°F
+77°F
+70°F
+25°F
+57°F
+48°F
+63°F
+63°F
+46°F
+5°F
24 Hours Forecast
La Crosse
Local time: 22:54
December 05, friday
0000
14°F
N
13 mph
0300
16°F
N
11 mph
0600
18°F
N
8 mph
0900
18°F
N
6 mph
1200
23°F
NE
9 mph
1500
27°F
NE
9 mph
1800
27°F
NE
7 mph
2100
28°F
E
4 mph
Units of measurement: °C / °F