Dennison, Ohio, 1,595 students in 5 schools

Claymont City School District Snow Day Predictor

Q: How much snow does Dennison get?

About 18.1 inches a winter at a NOAA weather station under a mile away, averaged over 8 winters. Between December 1 and March 31 that brings 1.8 weekday mornings a year with 2 inches of new snow or more, and 0.9 with 4 inches or more.

Q: What was the biggest snow day near Claymont?

10 inches on January 26, 2026, the largest single day at a NOAA weather station under a mile away in 8 winters. The snowiest winter was 2025 to 2026, with 32.2 inches.

Q: Does Claymont get more snow days than other Ohio districts?

Claymont averages 0.9 weekday mornings a winter with 4 inches of new snow or more, more than 69 percent of the 582 Ohio districts with a station record.

Q: How does the Claymont snow day predictor work?

It reads the National Weather Service forecast for Dennison 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 Claymont’s own big snow morning: 2.6 inches, the top tenth of snowy weekday mornings at a NOAA weather station under a mile away.

The odds of a closing or a delay on the next three school mornings in Claymont, measured against Claymont's own big snow morning of 2.6 inches.

The next three school mornings

Will Claymont close tomorrow?

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

Ten winters of school mornings

Claymont’s snow record

18.1inches of snow a winter

1.8school mornings a winter with 2 in of new snow or more

0.9with 4 in or more

2.6 ina big snow morning in Claymont: the top tenth of snowy school mornings

2.5school mornings a winter at 0 F or colder

More 4 inch school mornings than 69% of the 582 Ohio districts with a station record.

0.2Nov

5Dec

6.9Jan

4.2Feb

1.5Mar

Average snowfall by month, inches

Biggest day 10 in on January 26, 2026
Snowiest winter 2025 to 2026, 32.2 in
6 in mornings 0.1 a winter
1 in mornings 4.1 a winter

Measured at a NOAA weather station under a mile 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 Ohio rule

How Ohio counts a lost day

Ohio requires hours, not days: 910 hours for full day kindergarten through grade 6, 1,001 hours for grades 7 to 12, 455 for half day kindergarten. Only hours that drop a school below the state minimum must be made up, by extending the school year.

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

Next door

Districts near Claymont

District	Snow a winter	4 in mornings
Indian Valley Local School DistrictGnadenhutten	18.1 in	0.9
New Philadelphia City School DistrictNew Philadelphia	21.1 in	0.6
Dover City School DistrictDover	21.1 in	0.6
Tuscarawas Valley Local School DistrictZoarville	21.1 in	0.6
Sandy Valley Local School DistrictMagnolia	21.1 in	0.6
Carrollton Exempted Village School DistrictCarrollton	18.1 in	0.9

The schools

5 schools

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

High

Claymont High School, Uhrichsville

Middle

Claymont Middle School, Uhrichsville

Elementary

Claymont Intermediate School
Claymont Elementary School, Uhrichsville

Other schools

Claymont Primary School, Uhrichsville

Questions

Claymont snow day questions

How much snow does Dennison get?

What was the biggest snow day near Claymont?

Does Claymont get more snow days than other Ohio districts?

How does the Claymont snow day predictor work?

How does Ohio handle snow days?

More winter

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