Delaware Snow Day Calculator

Will Your School Close Due to Snow?

Instant snow day predictions for schools across Delaware

Delaware School Closure Prediction Tool

Enter Delaware city or ZIP code

Delaware Snow Day Forecast Results

Delaware ZIP Code Coverage

Northern Delaware - Wilmington Area

1970119799

Central and Southern Delaware

1990019979

New Castle County Area

1980019899

For accurate Delaware Snow Day Calculator predictions, please note that northern regions typically receive more snowfall than southern areas

Delaware Snow Statistics & Information

Geographic Features

  • Delaware Bay
  • Atlantic Coast
  • Brandywine Creek
  • Great Cypress Swamp
  • Cape Henlopen

Snow Statistics

Annual Average Snowfall

13 inches

Snow Days per Year

10 days

School Information

Average Snow Days

4 days/year

School Districts

19

Delaware Historical Snow Events

Record-breaking snowstorm in Wilmington

2010-02-06

Snowfall: 25.8 inches

State of emergency declared, schools closed for days

Major winter storm affects entire state

2016-01-23

Snowfall: 16 inches

Multiple days of school closures

Late season nor'easter

2018-03-21

Snowfall: 12 inches

Widespread school closures and coastal flooding

Delaware Snow Facts

Delaware is the second-smallest state but has distinct snow patterns between north and south

The state's northern region can receive twice as much snow as the southern region

Delaware's position makes it vulnerable to both coastal storms and nor'easters

The state's record snowfall occurred during the 2010 'Snowmageddon' storm

Delaware was the first state to ratify the Constitution but among the last to establish a state-wide snow day policy

Wilmington typically receives more snow than Dover due to its higher elevation

The state's small size allows for coordinated snow response between districts

Delaware Bay's influence can turn snow to rain along the coast