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 08344
The USDA's 2023 Plant Hardiness Zone Map puts ZIP 08344 in zone 7a (the coldest night of a typical year: 0 to 5°F).
The nearest station, Woodstown, NJ, is 10 miles from the ZIP's center: its last spring frost comes after April 11 in half of years and after April 27 in one year in ten.
| Station | Distance | Elevation | Last frost (median) | 1 in 10 after | First frost (median) | Hardiness zone |
|---|---|---|---|---|---|---|
| Woodstown, NJWoodstown Pittsgrov (4 mi E) | 10 mi | 98 ft | April 11 | April 27 | November 3 | – |
| Hammonton, NJ1 mi NE | 11 mi | 125 ft | April 14 | April 27 | October 27 | 7b |
| Glassboro, NJ2 mi NE | 13 mi | 100 ft | April 8 | April 22 | November 1 | – |
| Seabrook Farms, NJ | 13 mi | 104 ft | April 10 | April 25 | November 1 | 7b |
| Millville, NJMillville Municipal Airport | 14 mi | 70 ft | April 24 | May 10 | October 23 | 7a |
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 Woodstown
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) | May 11 | May 1 | April 26 | April 11 | October 23 | October 7 |
| 32°F | April 27 | April 18 | April 11 | March 29 | November 3 | October 18 |
| 28°F (hard freeze) | April 14 | April 4 | March 30 | March 12 | November 14 | October 31 |
| 24°F | March 31 | March 22 | March 16 | February 27 | November 29 | November 10 |
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.