Frost Dates for Waco, TX
In Waco, TX, the average last spring frost is around Mar 9 and the average first fall frost around Nov 20, for a growing season of about 256 days. For frost-tender plants, wait until Apr 4, when the chance of frost drops to 10%.
Based on NOAA 1991–2020 records from the Waco Dam, TX weather station, 3 miles away, elevation 495 ft. Frost can come earlier in low spots and valleys and later near cities and large lakes.
Frost probability by date
Chance of a 32°F frost after the spring date, or before the fall date.
| Chance | Last spring frost | First fall frost |
|---|---|---|
| 10% | Apr 4 | Nov 2 |
| 20% | Mar 27 | Nov 8 |
| 30% | Mar 19 | Nov 13 |
| 40% | Mar 14 | Nov 17 |
| 50% | Mar 9 | Nov 20 |
| 60% | Mar 6 | Nov 25 |
| 70% | Mar 2 | Nov 29 |
| 80% | Feb 25 | Dec 3 |
| 90% | Feb 17 | Dec 9 |
Light frost vs. hard freeze
Average (50%) dates for each temperature. Tender plants are damaged at 36°F; most hardy crops survive until 28°F.
| Temperature | Last in spring | First in fall |
|---|---|---|
| Light frost (36°F) | Mar 24 | Nov 10 |
| Frost / freeze (32°F) | Mar 9 | Nov 20 |
| Hard freeze (28°F) | Feb 25 | Dec 3 |
Planting calendar for Waco
Transplant Mar 16 – Mar 30
Transplant Mar 23 – Apr 6
Transplant Mar 23 – Apr 6
Transplant Mar 16 – Mar 30
Sow or transplant Mar 16 – Mar 30
Sow or transplant Mar 16 – Mar 30
Sow or transplant Mar 23 – Apr 6
Sow or transplant Feb 9 – Feb 23
Fall sowing Sep 25 – Oct 23
Fall sowing Sep 25 – Oct 16
Fall sowing Sep 11 – Sep 25
Sow or transplant Feb 9 – Feb 23
Fall sowing Sep 11 – Oct 9
Transplant Feb 23 – Mar 9
Fall sowing Aug 28 – Sep 11
Transplant Feb 16 – Mar 2
Fall sowing Aug 28 – Sep 11
Fall sowing Aug 28 – Sep 11
Fall sowing Oct 9 – Oct 30
Fall sowing Sep 11 – Sep 25
Plant Feb 9 – Feb 23
Based on the average last frost (Mar 9) and first frost (Nov 20). The dashed lines mark those dates. Seed packets list days to maturity; adjust for your varieties.