Snow Day Calculator for Rochester, NY
Will Rochester schools be closed tomorrow?
Tomorrow by school district
| District | Closure | Link |
|---|---|---|
| Rochester City School District | — | — |
| East Irondequoit Central School District | — | — |
| West Irondequoit Central School District | — | — |
| Greece Central School District | — | — |
| Brighton Central School District | — | — |
| Rush-Henrietta Central School District | — | — |
| Webster Central School District | — | — |
| Penfield Central School District | — | — |
Districts serving Rochester ZIP codes (NCES). Chances from the National Weather Service forecast.
Not listed? Enter your ZIP
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Snow by hour
From the National Weather Service forecast, updated hourly. Estimate only. Your district makes the call.
Snow in Rochester: what is normal
- Snow a year
- 102 in.
- Days with 3+ in.
- 9.9
- Days with 1+ in.
- 29.2
NOAA NCEI U.S. Climate Normals 1991–2020, Rochester Gtr Intl. Airport, NY station. Averages per year.
Rochester gets snow most winters, so districts plan for it. The calculator scales each storm by this local normal: in Rochester, closures usually take about 11 inches overnight, or ice, or snow at the worst time of the morning. How the calculator works.
What closes schools in Rochester (our model)
| Overnight snow | about 11 inches |
|---|---|
| Ice (freezing rain) | about 0.21 in. |
| Wind chill at bus time | −24°F |
| Normal winter low | 21°F |
Levels where a closure becomes likely in our model, from NOAA normals. Not a district policy.
ZIP codes covered
14605, 14614, 14604, 14608, 14613, 14621, 14607, 14611, 14619, 14615, 14627, 14620, 14642, 14609
ZIP codes inside or near Rochester. Each has its own forecast; enter yours above for your district.
Rochester snow day questions
Will Rochester, NY schools be closed tomorrow?
The calculator above shows tomorrow's chance of a closure and of a delay for each Rochester-area school district, from tonight's National Weather Service forecast. It updates every hour from the afternoon until morning. It is an estimate: your district makes and announces the decision, often early in the morning or the evening before a big storm.
How much snow does Rochester, NY get?
Rochester averages 102 inches of snow a year, with about 9.9 days a year of 3 inches or more and 29.2 days of an inch or more (NOAA 1991–2020 climate normals, Rochester Gtr Intl. Airport, NY station).
How much snow does it take to close schools in Rochester, NY?
Our model treats about 11 inches of snow falling overnight as the level where closures become likely in Rochester, because the area sees 9.9 days a year with 3+ inches and is used to plowing. Ice, a winter storm warning, or heavy snow right at bus time can close schools with less.
Guides
- How much snow cancels school?
From one inch in Atlanta to a foot in Buffalo: what it takes in every state, with NOAA data.
- Lake-effect snow and school closings
Why one Great Lakes town gets a foot and the next gets flurries, and how much it takes to close snowbelt schools.
- What time are snow days announced?
When districts decide, how they tell families, and when to check the calculator.
- Signs of a snow day tomorrow
The forecast signs that really matter, and the folklore that doesn't.
Nearby
Rochester: did school close today?
Your report improves tomorrow's estimate.