Plano, TX Frost Dates
The last spring frost in Plano usually comes around March 2 and the first fall frost around November 29.
| Spring (last) | Fall (first) | |
|---|---|---|
| Frost, 32°F | March 2 | November 29 |
| Hard freeze, 28°F | February 18 | December 12 |
Growing season: about 272 days.
Frequently asked questions
When is the last frost in Plano, TX?
The median date of the last spring frost (32°F) is March 2. In half of years the last frost comes earlier and in half it comes later, so waiting a week or two past March 2 lowers the risk for tender plants.
When is the first frost in Plano?
The median date of the first fall frost (32°F) is November 29, and a hard freeze (28°F) usually follows around December 12.
How long is the growing season in Plano?
About 272 days between the median last spring frost and first fall frost.
NOAA NCEI U.S. Climate Normals 1991-2020, station USW00013960. Median (50% probability) dates. Low spots and valleys can frost later in spring and earlier in fall than the station.