Frost Dates for Cedar Park, TX
In Cedar Park, TX, the average last spring frost is around Mar 11 and the average first fall frost around Nov 20, for a growing season of about 254 days. For frost-tender plants, wait until Mar 29, when the chance of frost drops to 10%.
Based on NOAA 1991–2020 records from the Austin Great Hills, TX weather station, 7 miles away, elevation 880 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% | Mar 29 | Nov 3 |
| 20% | Mar 23 | Nov 9 |
| 30% | Mar 19 | Nov 13 |
| 40% | Mar 15 | Nov 16 |
| 50% | Mar 11 | Nov 20 |
| 60% | Mar 7 | Nov 24 |
| 70% | Mar 4 | Nov 28 |
| 80% | Feb 28 | Dec 2 |
| 90% | Feb 22 | 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 25 | Nov 10 |
| Frost / freeze (32°F) | Mar 11 | Nov 20 |
| Hard freeze (28°F) | Mar 1 | Dec 3 |
Planting calendar for Cedar Park
Transplant Mar 18 – Apr 1
Transplant Mar 25 – Apr 8
Transplant Mar 25 – Apr 8
Transplant Mar 18 – Apr 1
Sow or transplant Mar 18 – Apr 1
Sow or transplant Mar 18 – Apr 1
Sow or transplant Mar 25 – Apr 8
Sow or transplant Feb 11 – Feb 25
Fall sowing Sep 25 – Oct 23
Fall sowing Sep 25 – Oct 16
Fall sowing Sep 11 – Sep 25
Sow or transplant Feb 11 – Feb 25
Fall sowing Sep 11 – Oct 9
Transplant Feb 25 – Mar 11
Fall sowing Aug 28 – Sep 11
Transplant Feb 18 – Mar 4
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 11 – Feb 25
Based on the average last frost (Mar 11) and first frost (Nov 20). The dashed lines mark those dates. Seed packets list days to maturity; adjust for your varieties.