Frost dates for 76543 — Killeen, TX
Last spring frostMar 14median date
First fall frostNov 17median date
Growing season248 daysfrost-free
Hardiness zone8bZone 8b
How Killeen compares
- In 8 years out of 10, the last spring frost in Killeen falls between February 24 and April 4, a 39-day window. The first fall frost falls between November 1 and December 6.
- The median last frost is 1 day earlier than the Texas median of Mar 15.
- Its 248-day growing season is longer than 55% of the 1,316 Texas places with a regular frost season (state median 245 days).
- The last frost is typical for zone 8b, where the median is Mar 16.
- The weather station records an average of 31 nights a year at or below 32°F.
- Compared with Austin, TX, 90 km away, the last frost here is 22 days later than there and the growing season is 38 days shorter.
Frost probability
| Chance of frost after | Date |
|---|---|
| 90% (early) | February 24 |
| 50% (median) | March 14 |
| 10% (safe for tender plants) | April 4 |
| Chance of frost before | Date |
|---|---|
| 10% (early) | November 1 |
| 50% (median) | November 17 |
| 90% (late) | December 6 |
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 Killeen, TX
Frost dates for 76543 — Killeen, TX — last frost Mar 14, first frost Nov 17, zone 8b. whenisthelastfrost.com
Crop
JFMAMJJASOND
Start indoors: Dec 20 to Jan 3Start indoors: Dec 20 to Jan 3Transplant outside: Feb 14 to Feb 28
Start indoors: Jan 3 to Jan 17Transplant outside: Mar 28 to Apr 11
Start indoors: Jan 3 to Jan 17Transplant outside: Mar 28 to Apr 11
Start indoors: Jan 17 to Jan 31Transplant outside: Mar 21 to Apr 4
Start indoors: Jan 17 to Jan 31Transplant outside: Feb 21 to Mar 7Sow outdoors: Feb 14 to Mar 21Plant for fall: Sep 22 to Oct 20
Start indoors: Jan 17 to Jan 31Transplant outside: Feb 14 to Feb 28Sow outdoors: Feb 14 to Feb 28Plant for fall: Sep 8 to Sep 29
Start indoors: Jan 17 to Jan 31Transplant outside: Feb 28 to Mar 14Plant for fall: Aug 11 to Sep 1
Start indoors: Jan 17 to Jan 31Transplant outside: Feb 21 to Mar 7Plant for fall: Aug 11 to Sep 1
Start indoors: Jan 17 to Jan 31Transplant outside: Feb 28 to Mar 14Plant for fall: Aug 11 to Sep 1
Start indoors: Jan 31 to Feb 14Transplant outside: Apr 4 to Apr 18Sow outdoors: Apr 4 to Apr 18
Start indoors: Jan 31 to Feb 14Transplant outside: Mar 21 to Apr 4
Sow outdoors: Jan 31 to Feb 21Plant for fall: Aug 25 to Sep 15
Sow outdoors: Jan 31 to Feb 21Plant for fall: Sep 22 to Oct 13
Sow outdoors: Feb 7 to Mar 21Plant for fall: Oct 6 to Oct 27
Start indoors: Feb 14 to Feb 21Transplant outside: Mar 28 to Apr 4Sow outdoors: Mar 21 to Apr 4Plant for fall: Sep 1 to Sep 15
Start indoors: Feb 14 to Feb 21Sow outdoors: Mar 21 to Apr 4Plant for fall: Sep 8 to Sep 22
Start indoors: Feb 14 to Feb 21Sow outdoors: Mar 21 to Apr 4
Start indoors: Feb 14 to Feb 21Transplant outside: Mar 28 to Apr 11
Sow outdoors: Feb 21 to Mar 21Plant for fall: Aug 25 to Sep 8
Sow outdoors: Feb 21 to Mar 21Plant for fall: Sep 8 to Sep 22
Sow outdoors: Feb 21 to Mar 14
Sow outdoors: Feb 28 to Mar 28Plant for fall: Sep 8 to Sep 22
Sow outdoors: Feb 28 to Mar 21Plant for fall: Sep 22 to Oct 13
Sow outdoors: Mar 21 to Apr 11Plant for fall: Sep 1 to Sep 15
Sow outdoors: Mar 21 to Apr 4
Transplant outside: Mar 28 to Apr 18
Plant for fall: Nov 3 to Dec 8
Start indoorsTransplant outsideSow outdoorsPlant for fallMedian frost dates
When to plant vegetables in Killeen, TX
| Crop | Start indoors | Transplant | Sow outdoors | Fall crop |
|---|---|---|---|---|
| Onions | Dec 20 – Jan 3 | Feb 14 – Feb 28 | — | — |
| Peppers | Jan 3 – Jan 17 | Mar 28 – Apr 11 | — | — |
| Eggplant | Jan 3 – Jan 17 | Mar 28 – Apr 11 | — | — |
| Tomatoes | Jan 17 – Jan 31 | Mar 21 – Apr 4 | — | — |
| Lettuce | Jan 17 – Jan 31 | Feb 21 – Mar 7 | Feb 14 – Mar 21 | Sep 22 – Oct 20 |
| Kale | Jan 17 – Jan 31 | Feb 14 – Feb 28 | Feb 14 – Feb 28 | Sep 8 – Sep 29 |
| Broccoli | Jan 17 – Jan 31 | Feb 28 – Mar 14 | — | Aug 11 – Sep 1 |
| Cabbage | Jan 17 – Jan 31 | Feb 21 – Mar 7 | — | Aug 11 – Sep 1 |
| Cauliflower | Jan 17 – Jan 31 | Feb 28 – Mar 14 | — | Aug 11 – Sep 1 |
| Okra | Jan 31 – Feb 14 | Apr 4 – Apr 18 | Apr 4 – Apr 18 | — |
| Basil | Jan 31 – Feb 14 | Mar 21 – Apr 4 | — | — |
| Peas | — | — | Jan 31 – Feb 21 | Aug 25 – Sep 15 |
| Spinach | — | — | Jan 31 – Feb 21 | Sep 22 – Oct 13 |
| Radishes | — | — | Feb 7 – Mar 21 | Oct 6 – Oct 27 |
| Cucumbers | Feb 14 – Feb 21 | Mar 28 – Apr 4 | Mar 21 – Apr 4 | Sep 1 – Sep 15 |
| Zucchini & Summer Squash | Feb 14 – Feb 21 | — | Mar 21 – Apr 4 | Sep 8 – Sep 22 |
| Winter Squash & Pumpkins | Feb 14 – Feb 21 | — | Mar 21 – Apr 4 | — |
| Melons & Watermelon | Feb 14 – Feb 21 | Mar 28 – Apr 11 | — | — |
| Carrots | — | — | Feb 21 – Mar 21 | Aug 25 – Sep 8 |
| Beets | — | — | Feb 21 – Mar 21 | Sep 8 – Sep 22 |
| Potatoes | — | — | Feb 21 – Mar 14 | — |
| Swiss Chard | — | — | Feb 28 – Mar 28 | Sep 8 – Sep 22 |
| Cilantro | — | — | Feb 28 – Mar 21 | Sep 22 – Oct 13 |
| Green Beans | — | — | Mar 21 – Apr 11 | Sep 1 – Sep 15 |
| Sweet Corn | — | — | Mar 21 – Apr 4 | — |
| Sweet Potatoes | — | Mar 28 – Apr 18 | — | — |
| Garlic | — | — | — | Nov 3 – Dec 8 |
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 Killeen, TX weather station, 6 km away (elevation 814 ft (248 m)).
ZIP codes in Killeen: 76540 76541 76542 76543 76547 76549
Frost dates near Killeen
- Nolanville Mar 14 · Nov 20
- Fort Hood Mar 14 · Nov 17
- Harker Heights Mar 14 · Nov 20
- Heidenheimer Mar 14 · Nov 20
- Belton Mar 14 · Nov 20
- Flat Mar 19 · Nov 9
- Salado Mar 14 · Nov 20
- Mound Mar 19 · Nov 9
Frequently asked questions
When is the last frost in Killeen, TX?
The median last spring frost in Killeen, TX is March 14. There is still about a 10% chance of frost after April 4, so wait until then to plant frost-tender crops like tomatoes and peppers.
When is the first frost in Killeen, TX?
The median first fall frost is November 17, with about a 10% chance of frost before November 1.
How long is the growing season in Killeen, TX?
About 248 days between the median last spring frost and first fall frost.
What planting zone is Killeen, TX?
Killeen, TX is in USDA hardiness zone 8b.