Frost dates for ZIP 78417 (Corpus Christi, TX)
Average last spring and first fall frost dates with 10%, 50% and 90% odds, from NOAA's 1991–2020 climate normals for the nearest weather station, Corpus Christi NWS, TX (4 miles away).
Freezes are uncommon here
NOAA's normals for this station show a 32°F night in about 88% of years (about 4 freezing night(s) a year on average). The dates below describe freeze timing for the station's record; in many years there may be no 32°F freeze at all.
- Average last spring frostJan 3150% chance of a 32°F freeze after this date
- Average first fall frostDec 2250% chance of a 32°F freeze by this date
- Growing season (frost-free)331 daysmedian, 32°F threshold
- USDA hardiness zone10a30 to 35°F avg. coldest night
Last spring frost odds
| Chance of a 32°F freeze after this date | Date |
|---|---|
| 90% (early: most years still freeze after this) | Dec 24 (prior Dec) |
| 50% (the "average" last frost) | Jan 31 |
| 10% (safe-side: only 1 year in 10 freezes later) | Mar 2 |
Most gardeners plant frost-tender crops (tomatoes, peppers, basil) after the 50% date, and closer to the 10% date for less risk.
First fall frost odds
| Chance the first 32°F freeze has happened by this date | Date |
|---|---|
| 10% (early: 1 year in 10 freezes this soon) | Nov 29 |
| 50% (the "average" first frost) | Dec 22 |
| 90% (late: most years have frozen by now) | Feb 1 (next year) |
Light frost, freeze and hard freeze
| Threshold | Last spring (50%) | First fall (50%) |
|---|---|---|
| 36°F (light frost possible on clear, calm nights) | Feb 18 | Dec 7 |
| 32°F (freeze) | Jan 31 | Dec 22 |
| 28°F (hard freeze) | Jan 11 | Jan 1 (next year) |
n/a means NOAA did not publish a date at that threshold for this station (usually because it rarely gets that cold).
This week in Corpus Christi
Soil temperature now
2-inch depth
76°F 55°F or warmer
24-hour average · latest 77°F, as of Oct 17, 8:00 PM CDT
Estimate Not a measurement at this ZIP: distance-weighted average of RB Farms Inc (27 mi), Kingsville (29 mi), LaRosa Ranch Refugio (39 mi).
4-inch depth
77°F 55°F or warmer
24-hour average · latest 78°F, as of Oct 17, 8:00 PM CDT
Estimate Not a measurement at this ZIP: distance-weighted average of RB Farms Inc (27 mi), Kingsville (29 mi), LaRosa Ranch Refugio (39 mi).
Fall: Texas A&M AgriLife times fall pre-emergent (for winter weeds such as annual bluegrass) to soil cooling to about 70°F for several days. The 50–55°F band is the spring trigger. Always read and follow the product label.
7-day forecast and frost risk
No frost in the 7-day forecast.
| Period | High | Low | Forecast |
|---|---|---|---|
| Tonight | 55° | Mostly Clear | |
| Sunday | 77° | 63° | Sunny |
| Monday | 80° | 67° | Partly Sunny |
| Tuesday | 83° | 69° | Sunny |
| Wednesday | 86° | 67° | Mostly Sunny |
| Thursday | 87° | 67° | Sunny |
| Friday | 88° | 71° | Sunny |
National Weather Service forecast, issued Oct 17, 7:59 PM CDT. Frost can form above 32°F on clear, calm nights. Full NWS forecast.
Free frost alerts for 78417
An email when the National Weather Service forecasts a freeze for this ZIP, plus the spring soil-temperature heads-up. At most a few a month.
Alerts open soon. This form is a preview and doesn't send anything yet.
Where these numbers come from
Station: Corpus Christi NWS, TX (NOAA GHCN-Daily ID USC00412011), elevation 44 ft, 3.7 miles from the ZIP's center point. NOAA completeness flag: R (representative, 10+ years).
Nearby stations
| Station | Distance | Last frost (50%) | First frost (50%) |
|---|---|---|---|
| Corpus Christi Cabaniss Fld, TX | 3 mi | Jan 15 | Dec 30 |
| Corpus Christi, TX | 4 mi | Jan 28 | Dec 21 |
| C C Botanical Gardens, TX | 7 mi | Jan 29 | Dec 24 |
The average last-frost dates of these stations span 16 days, a rough guide to local variation. See data sources & methods.
Questions
When is the last frost in 78417?
The average (50% chance) last spring freeze of 32°F for ZIP 78417 is January 31. For a safer planting date, use March 2, when only 1 year in 10 still sees a later freeze.
When is the first frost in 78417?
The average first fall freeze is December 22. In 1 year in 10 it comes by November 29.
What hardiness zone is 78417?
ZIP 78417 is in USDA zone 10a (30 to 35°F average coldest winter night), per the 2023 USDA Plant Hardiness Zone Map ZIP listing.
Other ZIP codes in Nueces County
78330 78339 78343 78347 78351 78373 78380 78401 78402 78404 78405 78406 78407 78408 78409 78410 78411 78412 78413 78414 78415 78416 78419 All Nueces County ZIPs