Frost dates by ZIP code: The nearest NOAA stations to your ZIP, 1991-2020 normals
Enter a five-digit ZIP code. PlainClimate finds its center (Census Bureau 2024) and the five nearest NOAA stations with frost dates, and shows each station's last spring and first autumn 32°F dates with its distance and elevation.
Frost dates near ZIP 11415
The USDA's 2023 Plant Hardiness Zone Map puts ZIP 11415 in zone 7b (the coldest night of a typical year: 5 to 10°F).
The nearest station, New York Laguardia Airport, NY, is 6 miles from the ZIP's center: its last spring frost comes after March 26 in half of years and after April 6 in one year in ten. By the USDA's method its plant hardiness zone is 7b.
| Station | Distance | Elevation | Last frost (median) | 1 in 10 after | First frost (median) | Hardiness zone |
|---|---|---|---|---|---|---|
| New York Laguardia Airport, NY | 6 mi | 11 ft | March 26 | April 6 | November 25 | 7b |
| New York JFK International Airport, NY | 6 mi | 11 ft | April 2 | April 13 | November 14 | 7b |
| New York, NYNew York Central Park Tower | 9 mi | 130 ft | March 30 | April 9 | November 20 | 7b |
| Bronx, NY | 9 mi | 39 ft | April 1 | April 12 | November 16 | – |
| Mineola, NY | 11 mi | 96 ft | April 2 | April 16 | November 12 | 7b |
Frost comes later in spring at higher and colder stations and earlier in low, open ground: prefer a station at a similar elevation to yours. Hardiness zone in the table: the USDA's rule (the average of each year's coldest night, 1991-2020) applied to the station's own record.
Every frost threshold at New York Laguardia Airport
NOAA publishes the dates for several temperatures and odds. A 30% spring date means a 3-in-10 chance of a later frost (the convention almanacs use); 50% is the median; 10% the cautious date.
| Threshold | Spring, 10% | Spring, 30% | Spring, 50% | Spring, 90% | Autumn, 50% | Autumn, 10% |
|---|---|---|---|---|---|---|
| 36°F (light frost) | April 15 | April 7 | April 3 | March 23 | November 13 | November 1 |
| 32°F | April 6 | April 1 | March 26 | March 12 | November 25 | November 10 |
| 28°F (hard freeze) | March 30 | March 21 | March 15 | March 2 | December 5 | November 19 |
| 24°F | March 21 | March 13 | March 7 | February 18 | December 17 | November 30 |
Source: NOAA NCEI 1991-2020 annual normals; ZIP centers: Census Bureau 2024 Gazetteer; USDA 2023 Plant Hardiness Zone Map, ZIP listings: PRISM Group, Oregon State University, https://prism.oregonstate.edu, accessed October 8, 2026. Autumn 10%: one year in ten has its first frost before this date.