When to plant in New Rochelle, NY
USDA Zone 7bNew Rochelle, New York frost dates, USDA zone, and a full-year planting calendar, drawn from the nearest NOAA station and tuned to the local season.
In zone 7b, New Rochelle supports a wide range of perennials year-round; the frost dates above are what set your annual vegetable timing.
The average first fall frost in New Rochelle is now 5 days later than in the 1981–2010 normals. See how frost dates are shifting nationwide →
Frost probability
DOBBS FERRY-ARDSLEY · 1991–2020The date the last spring and first fall frost occur, by threshold and probability. A 90% date is later in spring — and earlier in fall — than a 10% date; the 50% · 32°F row is what most gardeners plan around. These are New Rochelle’s own odds, recorded at DOBBS FERRY-ARDSLEY.
| Threshold | SPRING 10% | SPRING 50% | SPRING 90% | FALL 10% | FALL 50% | FALL 90% |
|---|---|---|---|---|---|---|
| 36°F | May 18 | May 2 | Apr 19 | Oct 1 | Oct 12 | Oct 31 |
| 32°F | May 6 | Apr 20 | Apr 4 | Oct 10 | Oct 26 | Nov 10 |
| 28°F | Apr 20 | Apr 4 | Mar 20 | Oct 23 | Nov 7 | Nov 23 |
Download this table as CSV ↓ — every threshold and probability, plus this city’s planting-window dates.
What to plant now
TODAY · JULY 19Full-year planting calendar
Each bar is the exact window to take a planting action in New Rochelle, drawn to the day from the local frost dates. The dashed line is today.
Nearby weather stations
3 within 17 km · complete 32°F normalsWhen stations disagree by more than a few days, that spread is real microclimate variation — elevation, water, urban heat. Judge which station best matches your own yard.
New Rochelle planting FAQ
When is the last spring frost in New Rochelle, NY?
On average, the last spring frost in New Rochelle is around April 20 (50% probability at 32°F, from 1991–2020 NOAA normals). Wait until after this date to set out tender plants like tomatoes and peppers.
When is the first fall frost in New Rochelle, NY?
Expect New Rochelle's first fall frost near October 26 — a 50% chance of 32°F by that date. Bring in or cover tender crops ahead of it.
What hardiness zone is New Rochelle in?
New Rochelle is in USDA hardiness zone 7b. In zone 7b, winters are moderate — most common vegetables grow well in season.
How long is the growing season in New Rochelle?
New Rochelle has about 189 frost-free days — a moderate growing season — between the average last spring frost (April 20) and first fall frost (October 26).
When should I plant tomatoes in New Rochelle?
For New Rochelle, sow tomatoes indoors about February 23–March 9 and move the seedlings out around April 27, after the last spring frost.
Never miss a window in New Rochelle
An email when it’s time to start seeds, transplant, and sow — timed to New Rochelle’s frost dates. Double opt-in, one-click unsubscribe, no spam.
Nearby cities
8 within reach- Mount Vernon · 4 km
- Eastchester · 5 km
- Mamaroneck · 5 km
- Yonkers · 8 km
- Scarsdale · 8 km
- Rye · 8 km
- White Plains · 11 km
- Glen Cove · 12 km
Frost dates recorded at DOBBS FERRY-ARDSLEY, 10 km from the city center · 1991–2020 NOAA climate normals · zone from the USDA/PRISM 2023 map. How we compute this.
BlissGarden. "When to Plant in New Rochelle, NY — Frost Dates & Zone 7b." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USC00302129. Retrieved from https://blissgarden.com/new-york/new-rochelle.