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South Windsor, Connecticut, 5,022 students in 6 schools

South Windsor School District Snow Day Predictor

The odds of a closing or a delay on the next three school mornings in South Windsor, measured against South Windsor's own big snow morning of 5.5 inches.

The next three school mornings

Will South Windsor close tomorrow?

Reading the National Weather Service forecast for the overnight and the bus hours in South Windsor.
The South Windsor playbook

How South Windsor calls a snow day

How families hear

By the district app and the district website.

“In addition to ParentSquare communications, information relating to school cancellations, delayed openings and early dismissals will also be available from local media as well as the district website.”
South Windsor Public Schools 2026-2027 Elementary Parent Handbook (Emergency Notification - School Cancellations/Delays)

A 2 hour delay

On a delay morning every school starts 2 hours late.

“South Windsor High School Regular School Day 7:25 2:00 2-Hour Delay 9:25 2:00”
Delay schedule

Making up a lost day

Last day extended up to 7 days in June on the marked dates; beyond 7, the board reduces vacations.

Make up dates: Jun 11, Jun 14, Jun 15, Jun 16, Jun 17, Jun 18, Jun 21.

“If weather or other emergencies require the closing of school at any time during the school year, the days will be made up by extending the last day of school up to 7 days in June, as indicated on the calendar (#).”
Source

The 2026 to 2027 calendar

  • First day August 26, 2026
  • Winter break Dec 24 to Jan 1
  • February break Feb 12 to Feb 15
  • Last day June 10, 2027
District calendar

Read from South Windsor’s own pages on October 8, 2026; the district site is southwindsorschools.org.

Ten winters of school mornings

South Windsor’s snow record

24.8inches of snow a winter
2.9school mornings a winter with 2 in of new snow or more
1.7with 4 in or more
5.5 ina big snow morning in South Windsor: the top tenth of snowy school mornings
0Nov
6.1Dec
7Jan
7.6Feb
3.3Mar
Average snowfall by month, inches
  • Biggest day 10 in on December 17, 2020
  • Snowiest winter 2017 to 2018, 39.3 in
  • 6 in mornings 1 a winter
  • 1 in mornings 5.6 a winter

Measured at a NOAA weather station 6.8 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.

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The Connecticut rule

How Connecticut counts a lost day

Connecticut requires at least 180 days and 900 hours of actual school work, counting no more than 7 hours a day.

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

Next door

Districts near South Windsor

DistrictSnow a winter4 in mornings
East Windsor School DistrictEast Windsor38.9 in1.9
Windsor School DistrictWindsor24.8 in1.7
Windsor Locks School DistrictWindsor Locks38.9 in1.9
Bloomfield School DistrictBloomfield24.8 in1.7
Manchester School DistrictManchester24.8 in1.7
East Hartford School DistrictEast Hartford24.8 in1.7
The schools

6 schools

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

High

  • South Windsor High School

Middle

  • Timothy Edwards School

Elementary

  • Pleasant Valley School
  • Orchard Hill School
  • Eli Terry School
  • Philip R. Smith School
Questions

South Windsor snow day questions

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More winter

More for Connecticut 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.Connecticut winter forecastThe season ahead for Connecticut: 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.