National Weather Service United States Department of Commerce

Potential Winter Storm Friday - Significant Impacts To Travel Possible

A winter storm will bear down on the region for Friday, bring snow with several inches of accumulation possible. Storm track could still shift, resulting in a subsequent shift in where the heaviest snows fall. In addition, blowing and drifting could occur along with a smaller threat for freezing precipitation. There will be impacts to travel - plan accordingly. Read More >

Labor Day occurs each year between September 1st and September 7th.  Below are some weather statistics for La Crosse, WI, and Rochester, MN for this holiday.

La Crosse, WI:

The following statistics comprise 140 years of data. From 1882 through 1950, the data came from various locations in downtown La Crosse. Since 1950, the data has been gathered at La Crosse Regional Airport.

Labor Day in La Crosse, WI
(Period of Record 1882-2021
)
1991-2020 Normals
Records
Maximum Temperature
79°F - 81°F
Warmest High Temperature
98°F
September 1, 1913
Coldest High Temperature
59°F
September 1, 1924
Minimum Temperature
58°F - 59°F
 
Warmest Low Temperature
73°F
September 7, 1959
September 6, 1886
Coldest Low Temperature
42°F
September 7, 1953
Average Temperature
68°F - 70°F
 
Warmest Average Temperature
82.0°F
September 7, 1959
Coldest Average Temperature
53.5°F
September 2, 1946
Precipitation
0.12"
Wettest
2.30"
September 3, 1934

 

The odds of having any precipitation at all on Labor Day is 40% (56 out of 140).  There has been measurable (0.01" or greater) precipitation on 39 Labor Days (27.9%) and trace amounts (less than 0.01") on 17 Labor Days (12.1%).  Measurable rain has fallen on 8 of the last 12 Labor Days.

On Labor Day in 2021 (September 6), the high temperature was 80°F, the low temperature was 55°F, and no rain fell. The average wind speed was 3 mph.

Rochester, MN:

The following statistics comprise 111 years of data. From 1887 through 1931, the data came from several cooperative observers in the Rochester area. Since 1932, the data has been gathered at Rochester International Airport. No data was taken on Labor Day in 1902 and from 1921 to 1928.

Labor Day in Rochester, MN
(Period of Record 1887-2021)
1991-2020 Normals
Records
Maximum Temperature
75°F - 76°F
Warmest High Temperature
95°F
September 4, 1893
Coldest High Temperature
58°F
September 6, 1965
Minimum Temperature
54°F - 56°F
 
Warmest Low Temperature
72°F
September 5, 1960
Coldest Low Temperature
37°F
September 2, 1946
September 7, 1953
September 2, 1974
Average Temperature
64°F - 66°F
Warmest Average Temperature
82.5°F
September 5, 1960
Coldest Average Temperature
50.0°F
September 2, 1974
Precipitation
0.11"-0.13"
Wettest
2.39"
September 7, 1964

 

The odds of having any precipitation at all on Labor Day is 48.1% (52 out of 108).  There has been measurable (0.01" or greater) precipitation on 41 Labor Days (38%) and trace amounts (less than 0.01") on 11 Labor Days (10.2%).  Measurable rain has fallen on 7 of the last 12 Labor Days.

On Labor Day in 2021 (September 6), the high temperature was 77°F, the low temperature was 49°F, and no rain fell. The average wind speed was 6.7 mph.


The following weather events have occurred on Labor Day in southeast Minnesota, northeast Iowa, and western Wisconsin:

  • In 1913 (September 1), Grand Meadow MN had a high temperature of 100 degrees. This is still their hottest September temperature. This is still the hottest Labor Day in following locations:  Decorah IA (100°F), Fayette IA (100°F), La Crosse WI (98°F), Red Wing MN (100°F), and Winona MN (101°F).
  • In 1938 (September 5), Osage IA received 4.03" of rain. Also on this date, La Crosse WI started a streak of ten consecutive days with measurable rainfall. The streak ran through September 14th, with a total of 6.89" falling during the period.
  • In 1939 (September 4), Mauston WI received 3.00" of rain.
  • In 1964 (September 7), Rochester MN received 2.39" of rain.
  • In 2002 (September 2), a tornado touched down about a mile northwest of Gilman WI and moved southeast into the village a couple minutes later. A few trees and homes were lightly damaged before the tornado hit the Gilman school. The roof was blown off the school gymnasium, where the high school football team had been seeking cover a minute before moving into the hallways and interior rooms. Debris was blown from the school onto the nearby football field and into homes east of Gilman. The tornado kept tracking southeast into the Chequamegon National Forest, producing occasional house damage and knocking down hundreds of trees. The worst damage was found near the end of the path (along Sawyer Avenue) west of Medford WI where the top of a two-story house was sheared off. There were no reports of deaths or injuries. This was the first confirmed tornado in Taylor County, WI since 1977. This was the same day as the Ladysmith Tornado.
  • In 2018 (September 3), both La Crosse and Rochester tied their 10th warmest low temperature recorded on a Labor Day.  The low temperature was 64°F at Rochester.  This was tied with 1912, 1913,1929,1973, and 1996. The low temperature was 67°F at La Crosse.  This was tied with 1889, 1894, and 1929.  In addition to the unusually warm low temperatures, 0.61" of rain fell at La Crosse Municipal Airport.  This made it the 6th wettest Labor Day.
  • In 2019 (September 2), Rochester International Airport received 1.69" of rain.  This made it their 2nd second wettest Labor Day.  Only 1964 (September 7) was wetter with 2.39" of rain.
  • In 2020 (September 7),  Rochester International Airport had a high temperature of 62°F.  This was the 6th coldest high for Labor Day and the coldest high on Labor Day since 1965 (coldest high temperature on a Labor Day).