Frost dates in Westchester County, New York
The average last spring frost in Westchester County falls Apr 1 to May 1 and the average first fall frost Oct 14 to Nov 16, depending on the ZIP code (50% odds, 32°F, NOAA 1991–2020 normals). USDA hardiness zone 6b to 7b. Places: Ardsley, Armonk, Bedford, Bedford Hills, Briarcliff Manor, Buchanan. Pick a ZIP for 10% and 90% odds, soil temperature and the 7-day freeze forecast.
| ZIP | Place | Last spring frost | First fall frost | Zone |
|---|---|---|---|---|
| 10501 | Apr 25 | Oct 19 | 6b | |
| 10502 | Ardsley | Apr 20 | Oct 26 | 7a |
| 10503 | Irvington | Apr 20 | Oct 26 | 7a |
| 10504 | Armonk | Apr 12 | Oct 31 | 7a |
| 10505 | Apr 25 | Oct 19 | 6b | |
| 10506 | Bedford | Apr 17 | Oct 23 | 7a |
| 10507 | Bedford Hills | Apr 25 | Oct 19 | 7a |
| 10510 | Briarcliff Manor | Apr 12 | Oct 31 | 7a |
| 10511 | Buchanan | Apr 25 | Oct 19 | 7a |
| 10514 | Chappaqua | Apr 25 | Oct 19 | 7a |
| 10517 | Apr 25 | Oct 19 | 7a | |
| 10518 | May 1 | Oct 14 | 6b | |
| 10519 | Apr 28 | Oct 16 | 6b | |
| 10520 | Croton-on-Hudson | Apr 25 | Oct 19 | 7a |
| 10522 | Dobbs Ferry | Apr 20 | Oct 26 | 7a |
| 10523 | Elmsford | Apr 20 | Oct 26 | 7a |
| 10526 | Golden's Bridge | Apr 25 | Oct 19 | 7a |
| 10527 | Apr 25 | Oct 19 | 6b | |
| 10528 | Harrison | Apr 20 | Oct 26 | 7b |
| 10530 | Hartsdale | Apr 20 | Oct 26 | 7a |
| 10532 | Hawthorne | Apr 12 | Oct 31 | 7a |
| 10533 | Irvington | Apr 20 | Oct 26 | 7a |
| 10535 | Jefferson Valley-Yorktown | Apr 25 | Oct 19 | 6b |
| 10536 | Golden's Bridge | Apr 25 | Oct 19 | 7a |
| 10538 | Larchmont | Apr 20 | Oct 26 | 7b |
| 10540 | Apr 25 | Oct 19 | 6b | |
| 10543 | Mamaroneck | Apr 20 | Oct 26 | 7b |
| 10545 | Apr 25 | Oct 19 | 7a | |
| 10546 | Millwood | Apr 25 | Oct 19 | 7a |
| 10547 | Lake Mohegan | Apr 25 | Oct 19 | 6b |
| 10548 | Montrose | Apr 25 | Oct 19 | 7a |
| 10549 | Mount Kisco | Apr 25 | Oct 19 | 7a |
| 10550 | Mount Vernon | Apr 1 | Nov 16 | 7b |
| 10552 | Mount Vernon | Apr 20 | Oct 26 | 7b |
| 10553 | Mount Vernon | Apr 1 | Nov 16 | 7b |
| 10560 | May 1 | Oct 14 | 6b | |
| 10562 | Ossining | Apr 25 | Oct 19 | 7a |
| 10566 | Peekskill | Apr 25 | Oct 19 | 7a |
| 10567 | Apr 25 | Oct 19 | 7a | |
| 10570 | Pleasantville | Apr 12 | Oct 31 | 7a |
| 10573 | Rye Brook | Apr 12 | Oct 31 | 7b |
| 10576 | Scotts Corners | Apr 17 | Oct 23 | 6b |
| 10577 | Harrison | Apr 12 | Oct 31 | 7a |
| 10578 | Apr 25 | Oct 19 | 7a | |
| 10580 | Rye | Apr 12 | Oct 31 | 7b |
| 10583 | Scarsdale | Apr 20 | Oct 26 | 7a |
| 10588 | Shrub Oak | Apr 25 | Oct 19 | 6b |
| 10589 | Heritage Hills | Apr 25 | Oct 19 | 6b |
| 10590 | May 1 | Oct 14 | 6b | |
| 10591 | Tarrytown | Apr 20 | Oct 26 | 7a |
| 10594 | Thornwood | Apr 12 | Oct 31 | 7a |
| 10595 | Valhalla | Apr 12 | Oct 31 | 7a |
| 10596 | Verplanck | Apr 25 | Oct 19 | 7a |
| 10597 | May 1 | Oct 14 | 6b | |
| 10598 | Jefferson Valley-Yorktown | Apr 25 | Oct 19 | 7a |
| 10601 | White Plains | Apr 12 | Oct 31 | 7a |
| 10603 | White Plains | Apr 12 | Oct 31 | 7a |
| 10604 | Harrison | Apr 12 | Oct 31 | 7a |
| 10605 | White Plains | Apr 12 | Oct 31 | 7a |
| 10606 | White Plains | Apr 20 | Oct 26 | 7a |
| 10607 | Fairview | Apr 20 | Oct 26 | 7a |
| 10701 | Yonkers | Apr 20 | Oct 26 | 7b |
| 10703 | Yonkers | Apr 20 | Oct 26 | 7a |
| 10704 | Yonkers | Apr 1 | Nov 16 | 7b |
| 10705 | Yonkers | Apr 1 | Nov 16 | 7b |
| 10706 | Hastings-on-Hudson | Apr 20 | Oct 26 | 7a |
| 10707 | Yonkers | Apr 20 | Oct 26 | 7b |
| 10708 | Yonkers | Apr 20 | Oct 26 | 7b |
| 10709 | Eastchester | Apr 20 | Oct 26 | 7b |
| 10710 | Yonkers | Apr 20 | Oct 26 | 7b |
| 10801 | New Rochelle | Apr 1 | Nov 16 | 7b |
| 10803 | Pelham Manor | Apr 1 | Nov 16 | 7b |
| 10804 | New Rochelle | Apr 20 | Oct 26 | 7b |
| 10805 | New Rochelle | Apr 1 | Nov 16 | 7b |
Nearby counties
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All New York counties · Download New York frost dates (CSV)
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