Frost dates for Corpus Christi NAS, TX
At Corpus Christi NAS, the median last spring frost (32°F) is Jan 14 and the median first fall frost is Jan 8, for a typical growing season of 365 days. For a 90% chance that the last frost has passed, wait until Feb 20. Nearby ZIP codes are in USDA hardiness zone 10a.
- Jan 14Last spring frost (median)50% chance of 32°F after this date
- Feb 20Safer planting date10% chance of 32°F after this date
- Jan 8First fall frost (median)50% chance of 32°F by this date
- 365 daysGrowing season (median)between 32°F freezes
Last spring frost dates
The chance that the temperature drops to the threshold after each date.
| Temperature | 90% chance later | 50% chance later | 10% chance later |
|---|---|---|---|
| 36°F | Dec 26 | Jan 28 | Feb 28 |
| 32°F | Dec 23 | Jan 14 | Feb 20 |
First fall frost dates
The chance that the temperature has dropped to the threshold by each date.
| Temperature | 10% chance by | 50% chance by | 90% chance by |
|---|---|---|---|
| 36°F | Dec 10 | Jan 3 | Feb 4 |
| 32°F | Dec 18 | Jan 8 | Feb 9 |
Growing season length
Days between the last spring and first fall freeze, as the length reached in 9, 5 and 1 out of 10 years.
| Temperature | 9 in 10 years at least | 5 in 10 years at least | 1 in 10 years at least |
|---|---|---|---|
| 36°F | 309 days | 347 days | 365 days |
| 32°F | 338 days | 365 days | 365 days |
| 28°F | 365 days | 365 days | 365 days |
| 24°F | 365 days | 365 days | 365 days |
Chance of a freeze in any year
| Temperature | Chance per year |
|---|---|
| 36°F | 70% |
| 32°F | 31% |
| 28°F | 8% |
| 24°F | 1% |
ZIP codes whose closest station is this one
| ZIP | Hardiness zone | Avg. extreme low | Distance |
|---|---|---|---|
| 78419 | 10a | 30 to 35°F | 2 km |
| 78412 | 10a | 30 to 35°F | 6 km |
| 78374 | 10a | 30 to 35°F | 23 km |
Not the official USDA Plant Hardiness Zone Map. Zones shown here are the values published in the USDA-ARS / Oregon State University PRISM Group 2023 ZIP code tables, shown unaltered. For the official interactive map, visit planthardiness.ars.usda.gov.
About this station
- NOAA station ID USW00012926, at 27.6833, -97.2833, elevation 6 m (18 ft).
- Data quality: Representative (10+ years), 23 years of freeze data.
- Average days per year at or below 32°F: 1.
- Frost risk changes over short distances. Valleys and low spots freeze earlier than hillsides and city centers.
Nearby weather stations
- C C Botanical Gardens (12 km)
- Port Aransas 11 SSW (12 km)
- Corpus Christi Cabaniss Field (15 km)
- Corpus Christi NWS (24 km)
- Corpus Christi (25 km)
- Port Aransas (28 km)
- Robstown (39 km)
- Rockport (43 km)
Sources
- NOAA National Centers for Environmental Information, U.S. Climate Normals 1991–2020, annual/seasonal normals by station (version 1.0.1), file dated June 27, 2023; documentation.
- USDA Agricultural Research Service and PRISM Group, Oregon State University, 2023 Plant Hardiness Zone Map ZIP code tables (CONUS, Alaska, Hawaii, Puerto Rico), files dated November 17, 2023. Data © PRISM Group, Oregon State University, https://prism.oregonstate.edu, accessed November 1, 2026. Official map: planthardiness.ars.usda.gov.
- U.S. Census Bureau, 2024 Gazetteer ZIP Code Tabulation Areas file, dated August 30, 2024 (ZIP centroids used to find the nearest station).
Freeze dates are 30-year probabilities, not forecasts. Check your local forecast before planting tender plants.