When to plant in Georgetown, TX
USDA Zone 9aHere are the average frost dates, USDA hardiness zone, and a month-by-month planting calendar for Georgetown, Texas — all computed from Georgetown's nearest NOAA weather station.
Georgetown enjoys a long ~263-day frost-free season — you can succession-sow, fit in a second crop, and grow long-season heat-lovers with room to spare. Zone 9a is warm enough that Georgetown can grow subtropical perennials, and the short (or absent) frost period barely limits the annual calendar.
Frost probability
GEORGETOWN LAKE · 1991–2020The date the last spring and first fall frost occur, by threshold and probability. A 90% date is later in spring — and earlier in fall — than a 10% date; the 50% · 32°F row is what most gardeners plan around. These are Georgetown’s own odds, recorded at GEORGETOWN LAKE.
| Threshold | SPRING 10% | SPRING 50% | SPRING 90% | FALL 10% | FALL 50% | FALL 90% |
|---|---|---|---|---|---|---|
| 36°F | Apr 10 | Mar 22 | Mar 1 | Oct 31 | Nov 13 | Dec 1 |
| 32°F | Mar 30 | Mar 6 | Feb 13 | Nov 5 | Nov 24 | Dec 10 |
| 28°F | Mar 16 | Feb 23 | Jan 24 | Nov 15 | Dec 5 | Jan 1 |
Download this table as CSV ↓ — every threshold and probability, plus this city’s planting-window dates.
What to plant now
TODAY · JULY 19Full-year planting calendar
Each bar is the exact window to take a planting action in Georgetown, drawn to the day from the local frost dates. The dashed line is today.
Nearby weather stations
3 within 29 km · complete 32°F normalsWhen stations disagree by more than a few days, that spread is real microclimate variation — elevation, water, urban heat. Judge which station best matches your own yard.
Georgetown planting FAQ
When is the last spring frost in Georgetown, TX?
Georgetown's average last spring frost falls near March 6 — the 50% mark at 32°F in the 1991–2020 normals. Hold tender transplants until the risk has passed, then plant out.
When is the first fall frost in Georgetown, TX?
The first fall frost in Georgetown typically arrives around November 24 (50% probability at 32°F). Harvest or protect frost-sensitive crops before then.
What hardiness zone is Georgetown in?
Georgetown is in USDA hardiness zone 9a. In zone 9a, winters are mild — many tender perennials overwinter here.
How long is the growing season in Georgetown?
There are roughly 263 frost-free days in Georgetown (a long growing season), running from the average last frost around March 6 to the first fall frost near November 24.
When should I plant tomatoes in Georgetown?
In Georgetown, start tomato seeds indoors around January 9–January 23, then transplant seedlings outdoors around March 13 once the danger of frost has passed.
Never miss a window in Georgetown
An email when it’s time to start seeds, transplant, and sow — timed to Georgetown’s frost dates. Double opt-in, one-click unsubscribe, no spam.
Nearby cities
8 within reach- Round Rock · 16 km
- Brushy Creek · 18 km
- Sonterra · 18 km
- Leander · 19 km
- Hutto · 21 km
- Cedar Park · 21 km
- Wells Branch · 25 km
- Pflugerville · 26 km
Frost dates recorded at GEORGETOWN LAKE, 2 km from the city center · 1991–2020 NOAA climate normals · zone from the USDA/PRISM 2023 map. How we compute this.
BlissGarden. "When to Plant in Georgetown, TX — Frost Dates & Zone 9a." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USC00413507. Retrieved from https://blissgarden.com/texas/georgetown.