Mukwonago, Wisconsin, 4,918 students in 9 schools

Mukwonago School District Snow Day Predictor

Q: When is the last day of school for Mukwonago?

May 28, 2027, on the district’s 2026 to 2027 calendar.

Q: How much snow does Mukwonago get?

About 31.6 inches a winter at a NOAA weather station 3.7 miles away, averaged over 8 winters. Between December 1 and March 31 that brings 2.8 weekday mornings a year with 2 inches of new snow or more, and 1.1 with 4 inches or more.

Q: What was the biggest snow day near Mukwonago?

10.2 inches on November 30, 2025, the largest single day at a NOAA weather station 3.7 miles away in 8 winters. The snowiest winter was 2018 to 2019, with 46 inches.

Q: How does the Mukwonago snow day predictor work?

It reads the National Weather Service forecast for Mukwonago through the night and the 5 to 8 am bus run, adds winter alerts and the Winter Storm Severity Index, and measures the snow against Mukwonago’s own big snow morning: 3.8 inches, the top tenth of snowy weekday mornings at a NOAA weather station 3.7 miles away.

The odds of a closing or a delay on the next three school mornings in Mukwonago, measured against Mukwonago's own big snow morning of 3.8 inches.

The next three school mornings

Will Mukwonago close tomorrow?

Reading the National Weather Service forecast for the overnight and the bus hours in Mukwonago.

The Mukwonago playbook

How Mukwonago calls a snow day

The 2026 to 2027 calendar

First day August 24, 2026
Winter break Dec 23 to Jan 3
Last day May 28, 2027

District calendar

Read from Mukwonago’s own pages on October 8, 2026; the district site is masd.k12.wi.us.

Ten winters of school mornings

Mukwonago’s snow record

31.6inches of snow a winter

2.8school mornings a winter with 2 in of new snow or more

1.1with 4 in or more

3.8 ina big snow morning in Mukwonago: the top tenth of snowy school mornings

3.9Nov

3.3Dec

11.6Jan

7.2Feb

4.6Mar

Average snowfall by month, inches

Biggest day 10.2 in on November 30, 2025
Snowiest winter 2018 to 2019, 46 in
6 in mornings 0.5 a winter
1 in mornings 5.5 a winter

Measured at a NOAA weather station 3.7 miles away. Mornings are the 7 am snow reading on a weekday from December 1 through March 31, over the ten winters from 2016 to 2017 through 2025 to 2026, from NOAA GHCN Daily.

The Wisconsin rule

How Wisconsin counts a lost day

Wisconsin requires hours, not days: 437 for kindergarten, 1,050 for grades 1 to 6 and 1,137 for grades 7 to 12.

The Wisconsin rules in the agency’s own words, and every Wisconsin district

Next door

Districts near Mukwonago

District	Snow a winter	4 in mornings	Built in days
East Troy Community School DistrictEast Troy	31.6 in	1.1
Waterford Joint No. 1 School DistrictWaterford	38 in	1.4
Muskego-Norway School DistrictMuskego	31.5 in	1.3
Kettle Moraine School DistrictWales	37.5 in	1.3
Waukesha School DistrictWaukesha	31.5 in	1.4	4
New Berlin School DistrictNew Berlin	37.8 in	2

The schools

9 schools

Every school in Mukwonago follows the district’s call: one closing covers them all.

High

Mukwonago High

Middle

Park View Middle

Elementary

Clarendon Avenue Elementary
Big Bend Elementary, Big Bend
Section Elementary
Rolling Hills Elementary
Prairie View Elementary, North Prairie
Eagleville Charter School, Eagle

Other schools

District 4K

Questions

Mukwonago snow day questions

When is the last day of school for Mukwonago?

How much snow does Mukwonago get?

What was the biggest snow day near Mukwonago?

How does the Mukwonago snow day predictor work?

How does Wisconsin handle snow days?

More winter

More for Wisconsin snow days

Snow day predictorClosing and delay odds for any ZIP, with the snowiest districts in the country.Snow depth mapHow much snow is on the ground right now, measured, across the country.First snow datesWhen the first measurable snow usually lands where you live.Frozen pipesThe nights cold enough to freeze a pipe, and what to do before one.Snow plow trackerWhere the plows are during a storm, city by city.Wisconsin winter forecastThe season ahead for Wisconsin: snowfall, cold and the first snow.

A residential street under deep snow on a bright blue morning, cars parked along the curb buried into smooth white mounds, one set of tire tracks down the middle — The morning after a big one: cars buried to the mirrors and one set of tracks down the middle. A street like this is a closing, no debate. Photo, Fairfax, Virginia, January 2016: Jarek Tuszyński, CC BY 4.0

The odds are a forecast read, and the superintendent makes the call: the district’s own announcement is the one to follow.