Frost dates for Luling, TX
At Luling, the median last spring frost (32°F) is Mar 5 and the median first fall frost is Nov 23, for a typical growing season of 263 days. For a 90% chance that the last frost has passed, wait until Apr 3. Nearby ZIP codes are in USDA hardiness zone 9a.
- Mar 5Last spring frost (median)50% chance of 32°F after this date
- Apr 3Safer planting date10% chance of 32°F after this date
- Nov 23First fall frost (median)50% chance of 32°F by this date
- 263 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 | Feb 26 | Mar 22 | Apr 14 |
| 32°F | Feb 7 | Mar 5 | Apr 3 |
| 28°F | Jan 11 | Feb 17 | Mar 13 |
| 24°F | Dec 22 | Jan 28 | Mar 3 |
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 | Oct 27 | Nov 10 | Dec 1 |
| 32°F | Nov 3 | Nov 23 | Dec 14 |
| 28°F | Nov 13 | Dec 6 | Jan 7 |
| 24°F | Nov 24 | Dec 26 | Feb 2 |
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 | 209 days | 237 days | 266 days |
| 32°F | 232 days | 263 days | 294 days |
| 28°F | 258 days | 297 days | 337 days |
| 24°F | 291 days | 335 days | 365 days |
Chance of a freeze in any year
| Temperature | Chance per year |
|---|---|
| 36°F | 100% |
| 32°F | 100% |
| 28°F | 98% |
| 24°F | 81% |
ZIP codes whose closest station is this one
| ZIP | Hardiness zone | Avg. extreme low | Distance |
|---|---|---|---|
| 78648 | 9a | 20 to 25°F | 3 km |
| 78658 | 9a | 20 to 25°F | 9 km |
| 78661 | 9a | 20 to 25°F | 11 km |
| 78638 | 9a | 20 to 25°F | 12 km |
| 78622 | 9a | 20 to 25°F | 17 km |
| 78632 | 9a | 20 to 25°F | 18 km |
| 78644 | 9a | 20 to 25°F | 22 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 USC00415429, at 29.6756, -97.6578, elevation 122 m (400 ft).
- Data quality: Standard (24+ years of data), 28 years of freeze data.
- Average days per year at or below 32°F: 29.
- Frost risk changes over short distances. Valleys and low spots freeze earlier than hillsides and city centers.
Nearby weather stations
- Gonzales 2s (30 km)
- Austin San Antonio (36 km)
- New Braunfels WFO (36 km)
- San Marcos (36 km)
- Cedar Creek 5 S (42 km)
- Nixon (45 km)
- Cheapside (47 km)
- New Braunfels (49 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.