Frost dates for 78841 — Del Rio, TX
Last spring frostFeb 16median date
First fall frostDec 3median date
Growing season290 daysfrost-free
Hardiness zone8bZone 8b
How Del Rio compares
- In 8 years out of 10, the last spring frost in Del Rio falls between January 19 and March 10, a 50-day window. The first fall frost falls between November 14 and December 26.
- The median last frost is 27 days earlier than the Texas median of Mar 15.
- Its 290-day growing season is longer than 94% of the 1,316 Texas places with a regular frost season (state median 245 days).
- The last frost is 28 days earlier than the zone 8b median of Mar 16. Hardiness zones measure winter cold, not season length, so use these dates rather than a zone 8b chart.
- The weather station records an average of 12 nights a year at or below 32°F.
Frost probability
| Chance of frost after | Date |
|---|---|
| 90% (early) | January 19 |
| 50% (median) | February 16 |
| 10% (safe for tender plants) | March 10 |
| Chance of frost before | Date |
|---|---|
| 10% (early) | November 14 |
| 50% (median) | December 3 |
| 90% (late) | December 26 |
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 Del Rio, TX
Frost dates for 78841 — Del Rio, TX — last frost Feb 16, first frost Dec 3, zone 8b. whenisthelastfrost.com
Crop
JFMAMJJASOND
Start indoors: Nov 24 to Dec 8Transplant outside: Jan 19 to Feb 2
Start indoors: Dec 8 to Dec 22Transplant outside: Mar 2 to Mar 16
Start indoors: Dec 8 to Dec 22Transplant outside: Mar 2 to Mar 16
Start indoors: Dec 22 to Jan 5Start indoors: Dec 22 to Jan 5Transplant outside: Feb 23 to Mar 9
Start indoors: Dec 22 to Jan 5Start indoors: Dec 22 to Jan 5Transplant outside: Jan 26 to Feb 9Sow outdoors: Jan 19 to Feb 23Plant for fall: Oct 8 to Nov 5
Start indoors: Dec 22 to Jan 5Start indoors: Dec 22 to Jan 5Transplant outside: Jan 19 to Feb 2Sow outdoors: Jan 19 to Feb 2Plant for fall: Sep 24 to Oct 15
Start indoors: Dec 22 to Jan 5Start indoors: Dec 22 to Jan 5Transplant outside: Feb 2 to Feb 16Plant for fall: Aug 27 to Sep 17
Start indoors: Dec 22 to Jan 5Start indoors: Dec 22 to Jan 5Transplant outside: Jan 26 to Feb 9Plant for fall: Aug 27 to Sep 17
Start indoors: Dec 22 to Jan 5Start indoors: Dec 22 to Jan 5Transplant outside: Feb 2 to Feb 16Plant for fall: Aug 27 to Sep 17
Start indoors: Jan 5 to Jan 19Transplant outside: Mar 9 to Mar 23Sow outdoors: Mar 9 to Mar 23
Start indoors: Jan 5 to Jan 19Transplant outside: Feb 23 to Mar 9
Sow outdoors: Jan 5 to Jan 26Plant for fall: Sep 10 to Oct 1
Sow outdoors: Jan 5 to Jan 26Plant for fall: Oct 8 to Oct 29
Sow outdoors: Jan 12 to Feb 23Plant for fall: Oct 22 to Nov 12
Start indoors: Jan 19 to Jan 26Transplant outside: Mar 2 to Mar 9Sow outdoors: Feb 23 to Mar 9Plant for fall: Sep 17 to Oct 1
Start indoors: Jan 19 to Jan 26Sow outdoors: Feb 23 to Mar 9Plant for fall: Sep 24 to Oct 8
Start indoors: Jan 19 to Jan 26Sow outdoors: Feb 23 to Mar 9
Start indoors: Jan 19 to Jan 26Transplant outside: Mar 2 to Mar 16
Sow outdoors: Jan 26 to Feb 23Plant for fall: Sep 10 to Sep 24
Sow outdoors: Jan 26 to Feb 23Plant for fall: Sep 24 to Oct 8
Sow outdoors: Jan 26 to Feb 16
Sow outdoors: Feb 2 to Mar 2Plant for fall: Sep 24 to Oct 8
Sow outdoors: Feb 2 to Feb 23Plant for fall: Oct 8 to Oct 29
Sow outdoors: Feb 23 to Mar 16Plant for fall: Sep 17 to Oct 1
Sow outdoors: Feb 23 to Mar 9
Transplant outside: Mar 2 to Mar 23
Plant for fall: Nov 19 to Dec 24
Start indoorsTransplant outsideSow outdoorsPlant for fallMedian frost dates
When to plant vegetables in Del Rio, TX
| Crop | Start indoors | Transplant | Sow outdoors | Fall crop |
|---|---|---|---|---|
| Onions | Nov 24 – Dec 8 | Jan 19 – Feb 2 | — | — |
| Peppers | Dec 8 – Dec 22 | Mar 2 – Mar 16 | — | — |
| Eggplant | Dec 8 – Dec 22 | Mar 2 – Mar 16 | — | — |
| Tomatoes | Dec 22 – Jan 5 | Feb 23 – Mar 9 | — | — |
| Lettuce | Dec 22 – Jan 5 | Jan 26 – Feb 9 | Jan 19 – Feb 23 | Oct 8 – Nov 5 |
| Kale | Dec 22 – Jan 5 | Jan 19 – Feb 2 | Jan 19 – Feb 2 | Sep 24 – Oct 15 |
| Broccoli | Dec 22 – Jan 5 | Feb 2 – Feb 16 | — | Aug 27 – Sep 17 |
| Cabbage | Dec 22 – Jan 5 | Jan 26 – Feb 9 | — | Aug 27 – Sep 17 |
| Cauliflower | Dec 22 – Jan 5 | Feb 2 – Feb 16 | — | Aug 27 – Sep 17 |
| Okra | Jan 5 – Jan 19 | Mar 9 – Mar 23 | Mar 9 – Mar 23 | — |
| Basil | Jan 5 – Jan 19 | Feb 23 – Mar 9 | — | — |
| Peas | — | — | Jan 5 – Jan 26 | Sep 10 – Oct 1 |
| Spinach | — | — | Jan 5 – Jan 26 | Oct 8 – Oct 29 |
| Radishes | — | — | Jan 12 – Feb 23 | Oct 22 – Nov 12 |
| Cucumbers | Jan 19 – Jan 26 | Mar 2 – Mar 9 | Feb 23 – Mar 9 | Sep 17 – Oct 1 |
| Zucchini & Summer Squash | Jan 19 – Jan 26 | — | Feb 23 – Mar 9 | Sep 24 – Oct 8 |
| Winter Squash & Pumpkins | Jan 19 – Jan 26 | — | Feb 23 – Mar 9 | — |
| Melons & Watermelon | Jan 19 – Jan 26 | Mar 2 – Mar 16 | — | — |
| Carrots | — | — | Jan 26 – Feb 23 | Sep 10 – Sep 24 |
| Beets | — | — | Jan 26 – Feb 23 | Sep 24 – Oct 8 |
| Potatoes | — | — | Jan 26 – Feb 16 | — |
| Swiss Chard | — | — | Feb 2 – Mar 2 | Sep 24 – Oct 8 |
| Cilantro | — | — | Feb 2 – Feb 23 | Oct 8 – Oct 29 |
| Green Beans | — | — | Feb 23 – Mar 16 | Sep 17 – Oct 1 |
| Sweet Corn | — | — | Feb 23 – Mar 9 | — |
| Sweet Potatoes | — | Mar 2 – Mar 23 | — | — |
| Garlic | — | — | — | Nov 19 – Dec 24 |
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 Del Rio Intl Ap, TX weather station, 4 km away (elevation 1,001 ft (305 m)).
ZIP codes in Del Rio: 78840 78841 78842 78847
Frost dates near Del Rio
- Laughlin Afb Feb 16 · Dec 3
- Brackettville Mar 5 · Nov 24
- Comstock Feb 27 · Nov 27
- Quemado Feb 19 · Dec 1
- Langtry Feb 27 · Nov 27
- Eagle Pass Feb 19 · Dec 1
- Barksdale Mar 12 · Nov 14
- Camp Wood Mar 12 · Nov 14
Frequently asked questions
When is the last frost in Del Rio, TX?
The median last spring frost in Del Rio, TX is February 16. There is still about a 10% chance of frost after March 10, so wait until then to plant frost-tender crops like tomatoes and peppers.
When is the first frost in Del Rio, TX?
The median first fall frost is December 3, with about a 10% chance of frost before November 14.
How long is the growing season in Del Rio, TX?
About 290 days between the median last spring frost and first fall frost.
What planting zone is Del Rio, TX?
Del Rio, TX is in USDA hardiness zone 8b.