Climate Stats for Southern Wisconsin

These data are preliminary and have not undergone final quality control; therefore, these data are subject to revision. Final and certified climate data can be accessed at the National Centers for Environmental Information (NCEI - formerly NCDC) at www.ncdc.noaa.gov. For storm related information, please see our Event Summaries page or the Storm Events Database (NCEI).

Preliminary Local Climatological Data

Product Explanation

Milwaukee

Madison

Milwaukee, WI - Preliminary Local Climatological Data

Product Explanation

Milwaukee

Madison

Madison, WI - Preliminary Local Climatological Data

Select "Previous Version" or a version "number" for past month's data.

If the month's data is incomplete or not available, try our Observed Weather Reports page and select the "Preliminary Monthly Climate Data (CF6)"" product option.

Preliminary Local Climatological Data

Milwaukee

Madison

Milwaukee, WI - Preliminary Local Climatological Data

Milwaukee

Madison

Madison, WI - Preliminary Local Climatological Data

Preliminary Local Climatological Data

Milwaukee

Madison

Milwaukee, WI - Preliminary Local Climatological Data

Milwaukee

Madison

Madison, WI - Preliminary Local Climatological Data

Preliminary Local Climatological Data

Milwaukee

Madison

Milwaukee, WI - Preliminary Local Climatological Data

Milwaukee

Madison

Madison, WI - Preliminary Local Climatological Data

Preliminary Local Climatological Data

Milwaukee

Madison

Milwaukee, WI - Preliminary Local Climatological Data

Milwaukee

Madison

Madison, WI - Preliminary Local Climatological Data

Weather History ("Holiday") Reports

1)	New Year's Day (1/1)	11)	Mother's Day (5/8-14)	21)	Veterans Day (11/11)
2)	MLK Jr. Day (1/15-21)	12)	Memorial Day (5/25-31)	22)	Thanksgiving Day (11/22-28)
3)	Groundhog Day (2/2)	13)	Flag Day (6/14)	23)	Black Friday (11/22-11/29)
4)	Weatherperson's Day (2/5)	14)	Father's Day (6/15-21)	24)	Christmas Eve (12/24)
5)	Valentine's Day (2/14)	15)	Juneteenth (6/19)	25)	Christmas Day (12/25)
6)	Washington's Birthday (2/15-22)	16)	Independence Day (7/4)	26)	New Year's Eve (12/31)
7)	St. Patrick's Day (3/17)	17)	Labor Day (9/1-7)
8)	Easter Sunday (3/23-4/25)	18)	Columbus Day (10/8-14)
9)	April Fool's Day (4/1)	19)	Halloween (10/31)
10)	Earth Day (4/22)	20)	Election Day (11/2-8)

Frost/Freeze and Growing Season Page

The Growing Season is defined as the number of days between the LAST 32 degrees or lower in Spring to the FIRST 32 degrees or lower in Autumn.

Median Date of First Freeze in Fall	Median Date of Last Freeze in Spring

Last 32 Degree or Lower Day in Spring
	Milwaukee	Madison
Avg. Date	04/27	05/10
Earliest	03/29/1878	04/24/1930
Latest	05/27/1961	06/10/1972

First 32 Degree or Lower Day in Autumn
	Milwaukee	Madison
Avg. Date	10/17	10/01
Earliest	09/20/1956	09/12/1955
Latest	11/24/1931	11/12/1946

Length of Growning Season (Last 32°F in Spring to First 32°F in Autumn)
	Milwaukee	Madison
Avg. Length	176 Days (04/27 to 10/17)	160 Days (05/07 to 10/13)
Longest	222 Days (04/11 to 11/18 of 1985)	184 Days (04/20 to 10/20 of 1976)
Shortest	124 Days 05/28 to 09/28 of 1961)	116 Days (05/24 to 09/06 of 1946)