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 23454
The USDA's 2023 Plant Hardiness Zone Map puts ZIP 23454 in zone 8b (the coldest night of a typical year: 15 to 20°F).
The nearest station, Virginia Beach, VA, is 4 miles from the ZIP's center: its last spring frost comes after March 29 in half of years and after April 11 in one year in ten. By the USDA's method its plant hardiness zone is 8a.
| Station | Distance | Elevation | Last frost (median) | 1 in 10 after | First frost (median) | Hardiness zone |
|---|---|---|---|---|---|---|
| Virginia Beach, VAOceana Naval Air Station | 4 mi | 23 ft | March 29 | April 11 | November 12 | 8a |
| Norfolk, VANorfolk International Airport | 8 mi | 30 ft | March 17 | March 31 | November 23 | 8b |
| Norfolk S, VA | 10 mi | 10 ft | March 23 | April 6 | November 16 | 8b |
| Chesapeake, VAFentress Naas | 13 mi | 16 ft | March 23 | April 7 | November 18 | – |
| Norfolk Naval Air Station, VA | 14 mi | 17 ft | March 16 | April 1 | November 26 | – |
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 Virginia Beach
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 27 | April 17 | April 11 | March 28 | November 2 | October 22 |
| 32°F | April 11 | April 3 | March 29 | March 13 | November 12 | November 1 |
| 28°F (hard freeze) | March 31 | March 21 | March 14 | February 26 | November 25 | November 9 |
| 24°F | March 19 | March 9 | March 1 | February 6 | December 14 | November 22 |
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.