Somersworth, New Hampshire, 1,352 students in 4 schools

Somersworth School District Snow Day Predictor

Q: When does Somersworth call a snow day?

Somersworth announces closings the night before when possible, by its own published protocol.

Q: How does Somersworth announce a snow day?

By phone call, email and local TV, and on the district’s own closings page.

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

June 15, 2027, on the district’s 2026 to 2027 calendar.

Q: How much snow does Somersworth get?

About 56 inches a winter at a NOAA weather station 3.2 miles away, averaged over 9 winters. Between December 1 and March 31 that brings 6.2 weekday mornings a year with 2 inches of new snow or more, and 3 with 4 inches or more.

Q: What was the biggest snow day near Somersworth?

15.8 inches on March 14, 2018, the largest single day at a NOAA weather station 3.2 miles away in 9 winters. The snowiest winter was 2016 to 2017, with 95 inches.

Q: How does the Somersworth snow day predictor work?

It reads the National Weather Service forecast for Somersworth 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 Somersworth’s own big snow morning: 5.8 inches, the top tenth of snowy weekday mornings at a NOAA weather station 3.2 miles away.

The odds of a closing or a delay on the next three school mornings in Somersworth, measured against Somersworth's own big snow morning of 5.8 inches.

The next three school mornings

Will Somersworth close tomorrow?

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

The Somersworth playbook

How Somersworth calls a snow day

When the call comes

The night before when possible.

“When possible, the decision will be made the night before an anticipated closure or delay, though there are times when this is not possible.”

Source

How families hear

By phone call, email and local TV.

“The Somersworth School District also posts closures and delays on the WMUR website.”

School Closings and delays - SAU Office

Making up a lost day

Up to five possible make-up days after the scheduled last day, June 16 to 24.

“June 15 SCHEDULED LAST DAY June 16-24 Possible Make-Up Days (5)”

Source

The 2026 to 2027 calendar

First day August 31, 2026
Winter break Dec 24 to Jan 1
February break Feb 22 to Feb 26
Last day June 15, 2027

District calendar

Read from Somersworth’s own pages on October 8, 2026; the district site is sau56.org.

Ten winters of school mornings

Somersworth’s snow record

56inches of snow a winter

6.2school mornings a winter with 2 in of new snow or more

3with 4 in or more

5.8 ina big snow morning in Somersworth: the top tenth of snowy school mornings

2Nov

10.4Dec

13Jan

16Feb

10.5Mar

Average snowfall by month, inches

Biggest day 15.8 in on March 14, 2018
Snowiest winter 2016 to 2017, 95 in
6 in mornings 1.9 a winter
1 in mornings 8.8 a winter

Measured at a NOAA weather station 3.2 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 New Hampshire rule

How New Hampshire counts a lost day

New Hampshire requires 180 days or the required hours: 450 in kindergarten, 945 in grades 1 to 6 and 990 in grades 7 to 12. Lost time must be rescheduled with added hours before a district can ask for a waiver of the hours requirement.

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

Next door

Districts near Somersworth

District	Snow a winter	4 in mornings	Built in days
Dover School DistrictDover	48.4 in	3.1
Rochester School DistrictRochester	56 in	3	5
Oyster River Cooperative School DistrictDurham	48.4 in	3.1	5
Portsmouth School DistrictPortsmouth	43.5 in	2.1
Exeter Regional Cooperative School DistrictExeter	48 in	2.8
Raymond School DistrictRaymond	52.6 in	3.3

The schools

4 schools

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

High

Somersworth High School

Middle

Somersworth Middle School

Elementary

Idlehurst Elementary School
Maple Wood Elementary School

Questions

Somersworth snow day questions

When does Somersworth call a snow day?

How does Somersworth announce a snow day?

When is the last day of school for Somersworth?

How much snow does Somersworth get?

What was the biggest snow day near Somersworth?

How does the Somersworth snow day predictor work?

How does New Hampshire handle snow days?

More winter

More for New Hampshire 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.New Hampshire winter forecastThe season ahead for New Hampshire: 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.