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US School Calendar2026–2027 Academic Year
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Make-up days

Snow Days, Make-Up Days, and the Last Day of School

Learn how snow days, emergency closures, hurricane days, and make-up rules can change the last day of school.

For families planning around weather and emergency closuresLast updated: 2026-05-04

The last day of school can move

A published last day of school is often based on the assumption that the district will not use more emergency closure days than planned. If a district closes for snow, ice, flooding, extreme heat, hurricanes, power outages, or other emergencies, the final student day may change.

Some districts build make-up days into the calendar. Others extend the school year, convert holidays into school days, lengthen school days, or use remote learning days where permitted.

Snow and ice closures
Hurricane or severe weather closures
Emergency facility closures
Built-in make-up days
Remote learning substitutions

Different states measure instructional time differently

Most states use instructional days, but some use instructional hours or a combination of days and hours. If a state uses hours, a district may have more flexibility to recover lost time without adding the same number of calendar days.

Families should read both the district calendar and the district closure policy. The calendar shows planned dates; the policy explains what happens when those dates change.

Plan the final week conservatively

If your district is in a region with frequent winter storms or hurricane risk, avoid assuming the published last day is guaranteed. Camps, travel, and custody schedules should include a buffer until the district confirms whether make-up days were used.

Many districts announce calendar revisions after the winter season or after severe weather events. Recheck the calendar in spring before finalizing June plans.