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 78132
The USDA's 2023 Plant Hardiness Zone Map puts ZIP 78132 in zone 9a (the coldest night of a typical year: 20 to 25°F).
The nearest station, New Braunfels, TX, is 7 miles from the ZIP's center: its last spring frost comes after March 8 in half of years and after April 1 in one year in ten.
| Station | Distance | Elevation | Last frost (median) | 1 in 10 after | First frost (median) | Hardiness zone |
|---|---|---|---|---|---|---|
| New Braunfels, TX | 7 mi | 720 ft | March 8 | April 1 | November 18 | – |
| Canyon Lake, TXCanyon Dam | 7 mi | 1,000 ft | March 1 | March 22 | December 1 | 9a |
| New Braunfels Weather Office, TX | 10 mi | 628 ft | February 25 | March 20 | November 25 | – |
| Austin San Antonio, TX | 10 mi | 633 ft | March 1 | March 20 | November 26 | 9a |
| Randolph AFB, TXRandolph Air Force Base | 16 mi | 760 ft | February 21 | March 14 | December 5 | – |
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 Braunfels
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 18 | April 3 | March 25 | February 28 | November 7 | October 25 |
| 32°F | April 1 | March 18 | March 8 | February 17 | November 18 | November 2 |
| 28°F (hard freeze) | March 17 | March 5 | February 24 | January 29 | December 2 | November 10 |
| 24°F | March 8 | February 22 | February 7 | January 3 | December 28 | November 27 |
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.