Frost dates for Mckinney, Texas
In a typical year, Mckinney’s last spring frost lands around Mar 17 and the first fall frost around Nov 15, a growing season of about 243 days. These are odds drawn from 30-year NOAA climate normals, not a promise. USDA zone 8b.
Right now the growing season is open, with about 21 days until the typical first fall frost.
| Odds | Last spring frost | First fall frost |
|---|---|---|
| 10 percent | Feb 27 | Oct 27 |
| 50 percent | Mar 17 | Nov 15 |
| 90 percent | Apr 5 | Dec 5 |
A 10 percent year is an early year, a 90 percent year a late one. Frost-sensitive planting usually waits for the 90 percent side of the last-frost band.
Soil in Mckinney is typically around 64°F at 4 inches this time of year, estimated from the last two weeks of normal air temperatures.
Plantable now in Mckinney
- Garlic (Music)
Timing comes from the same temperature engine the app uses, run against Mckinney’s normals for today.
Common questions
When is the last frost in Mckinney, Texas?
Mckinney’s last spring frost falls around March 17 in a typical year. One year in ten it is done by February 27, and one year in ten frost holds on until April 5. Frost-sensitive planting usually waits for the late side of that band.
When is the first fall frost in Mckinney?
The first fall frost arrives around November 15 in a typical year, as early as October 27 in an early year and as late as December 5 in a late one.
How long is the growing season in Mckinney?
About 243 days, counted between the typical last spring frost and the typical first fall frost.
What USDA zone is Mckinney in?
Mckinney is in USDA hardiness zone 8b under the 2023 USDA Plant Hardiness Zone Map.
Dates come from 30-year NOAA climate normals for the nearest reporting station. They describe odds, not a forecast.
Nearby cities
- Frisco, TX (around Mar 7 to Nov 21)
- Plano, TX (around Mar 7 to Nov 21)
- Richardson, TX (around Mar 7 to Nov 21)
- Garland, TX (around Mar 7 to Nov 21)
- Carrollton, TX (around Mar 2 to Nov 29)
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