Robstown, TX frost dates
Last spring frostJan 26median date
First fall frostDec 24median date
Growing season332 daysfrost-free
Hardiness zone9bZone 9b
Frost is light and occasional here — typically a few cold nights around midwinter (about 4 a year). Cover tender plants when frost is forecast.
How Robstown compares
- In a typical year, frost nights in Robstown fall between December 24 and January 26. In 1 year in 10 the first frost comes as early as November 28, or the last frost as late as March 3.
- Compared with Corpus Christi, TX, 26 km away, the last frost here is 11 days later than there.
Frost probability
| Chance of frost after | Date |
|---|---|
| 90% (early) | December 18 |
| 50% (median) | January 26 |
| 10% (safe for tender plants) | March 3 |
| Chance of frost before | Date |
|---|---|
| 10% (early) | November 28 |
| 50% (median) | December 24 |
| 90% (late) | February 2 |
Frost here means 32°F (0°C). A median date means half of years have their last frost earlier and half later.
Planting calendar for Robstown, TX
Robstown, TX frost dates — last frost Jan 26, first frost Dec 24, zone 9b. whenisthelastfrost.com
In mild climates, summer heat limits many crops as much as frost does. Use this calendar for spring planting and lean on fall and winter for cool-season crops.
Crop
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Start indoors: Nov 3 to Nov 17Transplant outside: Dec 29 to Jan 12Transplant outside: Dec 29 to Jan 12
Start indoors: Nov 17 to Dec 1Transplant outside: Feb 9 to Feb 23
Start indoors: Nov 17 to Dec 1Transplant outside: Feb 9 to Feb 23
Start indoors: Dec 1 to Dec 15Transplant outside: Feb 2 to Feb 16
Start indoors: Dec 1 to Dec 15Transplant outside: Jan 5 to Jan 19Sow outdoors: Dec 29 to Feb 2Sow outdoors: Dec 29 to Feb 2Plant for fall: Oct 29 to Nov 26
Start indoors: Dec 1 to Dec 15Transplant outside: Dec 29 to Jan 12Transplant outside: Dec 29 to Jan 12Sow outdoors: Dec 29 to Jan 12Sow outdoors: Dec 29 to Jan 12Plant for fall: Oct 15 to Nov 5
Start indoors: Dec 1 to Dec 15Transplant outside: Jan 12 to Jan 26Plant for fall: Sep 17 to Oct 8
Start indoors: Dec 1 to Dec 15Transplant outside: Jan 5 to Jan 19Plant for fall: Sep 17 to Oct 8
Start indoors: Dec 1 to Dec 15Transplant outside: Jan 12 to Jan 26Plant for fall: Sep 17 to Oct 8
Start indoors: Dec 15 to Dec 29Transplant outside: Feb 16 to Mar 2Sow outdoors: Feb 16 to Mar 2
Start indoors: Dec 15 to Dec 29Transplant outside: Feb 2 to Feb 16
Sow outdoors: Dec 15 to Jan 5Sow outdoors: Dec 15 to Jan 5Plant for fall: Oct 1 to Oct 22
Sow outdoors: Dec 15 to Jan 5Sow outdoors: Dec 15 to Jan 5Plant for fall: Oct 29 to Nov 19
Sow outdoors: Dec 22 to Feb 2Sow outdoors: Dec 22 to Feb 2Plant for fall: Nov 12 to Dec 3
Start indoors: Dec 29 to Jan 5Start indoors: Dec 29 to Jan 5Transplant outside: Feb 9 to Feb 16Sow outdoors: Feb 2 to Feb 16Plant for fall: Oct 8 to Oct 22
Start indoors: Dec 29 to Jan 5Start indoors: Dec 29 to Jan 5Sow outdoors: Feb 2 to Feb 16Plant for fall: Oct 15 to Oct 29
Start indoors: Dec 29 to Jan 5Start indoors: Dec 29 to Jan 5Sow outdoors: Feb 2 to Feb 16
Start indoors: Dec 29 to Jan 5Start indoors: Dec 29 to Jan 5Transplant outside: Feb 9 to Feb 23
Sow outdoors: Jan 5 to Feb 2Plant for fall: Oct 1 to Oct 15
Sow outdoors: Jan 5 to Feb 2Plant for fall: Oct 15 to Oct 29
Sow outdoors: Jan 5 to Jan 26
Sow outdoors: Jan 12 to Feb 9Plant for fall: Oct 15 to Oct 29
Sow outdoors: Jan 12 to Feb 2Plant for fall: Oct 29 to Nov 19
Sow outdoors: Feb 2 to Feb 23Plant for fall: Oct 8 to Oct 22
Sow outdoors: Feb 2 to Feb 16
Transplant outside: Feb 9 to Mar 2
Plant for fall: Dec 10 to Jan 14Plant for fall: Dec 10 to Jan 14
Start indoorsTransplant outsideSow outdoorsPlant for fallMedian frost dates
When to plant vegetables in Robstown, TX
| Crop | Start indoors | Transplant | Sow outdoors | Fall crop |
|---|---|---|---|---|
| Onions | Nov 3 – Nov 17 | Dec 29 – Jan 12 | — | — |
| Peppers | Nov 17 – Dec 1 | Feb 9 – Feb 23 | — | — |
| Eggplant | Nov 17 – Dec 1 | Feb 9 – Feb 23 | — | — |
| Tomatoes | Dec 1 – Dec 15 | Feb 2 – Feb 16 | — | — |
| Lettuce | Dec 1 – Dec 15 | Jan 5 – Jan 19 | Dec 29 – Feb 2 | Oct 29 – Nov 26 |
| Kale | Dec 1 – Dec 15 | Dec 29 – Jan 12 | Dec 29 – Jan 12 | Oct 15 – Nov 5 |
| Broccoli | Dec 1 – Dec 15 | Jan 12 – Jan 26 | — | Sep 17 – Oct 8 |
| Cabbage | Dec 1 – Dec 15 | Jan 5 – Jan 19 | — | Sep 17 – Oct 8 |
| Cauliflower | Dec 1 – Dec 15 | Jan 12 – Jan 26 | — | Sep 17 – Oct 8 |
| Okra | Dec 15 – Dec 29 | Feb 16 – Mar 2 | Feb 16 – Mar 2 | — |
| Basil | Dec 15 – Dec 29 | Feb 2 – Feb 16 | — | — |
| Peas | — | — | Dec 15 – Jan 5 | Oct 1 – Oct 22 |
| Spinach | — | — | Dec 15 – Jan 5 | Oct 29 – Nov 19 |
| Radishes | — | — | Dec 22 – Feb 2 | Nov 12 – Dec 3 |
| Cucumbers | Dec 29 – Jan 5 | Feb 9 – Feb 16 | Feb 2 – Feb 16 | Oct 8 – Oct 22 |
| Zucchini & Summer Squash | Dec 29 – Jan 5 | — | Feb 2 – Feb 16 | Oct 15 – Oct 29 |
| Winter Squash & Pumpkins | Dec 29 – Jan 5 | — | Feb 2 – Feb 16 | — |
| Melons & Watermelon | Dec 29 – Jan 5 | Feb 9 – Feb 23 | — | — |
| Carrots | — | — | Jan 5 – Feb 2 | Oct 1 – Oct 15 |
| Beets | — | — | Jan 5 – Feb 2 | Oct 15 – Oct 29 |
| Potatoes | — | — | Jan 5 – Jan 26 | — |
| Swiss Chard | — | — | Jan 12 – Feb 9 | Oct 15 – Oct 29 |
| Cilantro | — | — | Jan 12 – Feb 2 | Oct 29 – Nov 19 |
| Green Beans | — | — | Feb 2 – Feb 23 | Oct 8 – Oct 22 |
| Sweet Corn | — | — | Feb 2 – Feb 16 | — |
| Sweet Potatoes | — | Feb 9 – Mar 2 | — | — |
| Garlic | — | — | — | Dec 10 – Jan 14 |
Dates come from the median frost dates and common extension-service timing. Adjust for your soil temperature, microclimate and the varieties you grow.
About these dates
Based on 1991–2020 NOAA climate normals for the Robstown, TX weather station, 4 km away (elevation 85 ft (26 m)).
Frost dates near Robstown
- Banquete Jan 26 · Dec 24
- Driscoll Feb 13 · Dec 7
- Odem Feb 1 · Dec 17
- Edroy Feb 1 · Dec 17
- Agua Dulce Feb 5 · Dec 10
- Bishop Feb 13 · Dec 7
- Corpus Christi Jan 15 · Dec 30
- Sandia Jan 31 · Dec 23
- Sinton Feb 1 · Dec 17
- Chapman Ranch Jan 29 · Dec 24
Frequently asked questions
When is the last frost in Robstown, TX?
The median last spring frost in Robstown, TX is January 26. There is still about a 10% chance of frost after March 3, so wait until then to plant frost-tender crops like tomatoes and peppers.
When is the first frost in Robstown, TX?
The median first fall frost is December 24, with about a 10% chance of frost before November 28.
How long is the growing season in Robstown, TX?
About 332 days between the median last spring frost and first fall frost.
What planting zone is Robstown, TX?
Robstown, TX is in USDA hardiness zone 9b.