When is the last frost in Austin, TX?

The average (50% probability) last spring frost in Austin is March 12, based on NOAA 1991–2020 normals. A 1-in-10 risk remains until April 2.

When is the first frost in Austin?

The average first fall frost in Austin is November 16, with a growing season of about 252 days.

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Austin, Texas frost dates

Average last spring frost: March 12. Average first fall frost: November 16. That gives a growing season of about 252 days. For frost-tender plants, a safer planting date is April 2, after which a freeze happens in only 1 year in 10.

Last frost (50%)

Mar 12

1-in-10 risk after Apr 2

First frost (50%)

Nov 16

1-in-10 risk before Nov 1

Growing season

252 days

median frost-free days

Hard freeze (28°F)

Feb 27

median last 28°F in spring

Frost risk by date

Chance of frost	Spring: frost after	Fall: frost before
90%	February 20	December 5
70%	March 3	November 26
50%	March 12	November 16
30%	March 21	November 10
10%	April 2	November 1

Read the spring column like this: there is a 10% chance of a 32°F freeze after April 2. These are NOAA probabilities for the Austin Bergstrom Airport weather station (USW00013904, elevation 146 m), 1991–2020.

Austin vegetable planting calendar

Dates count from the 50% last-frost date (March 12). For tomatoes, peppers and other frost-tender crops, waiting until the 10% date (Apr 2) is the cautious choice.

Crop	Start seeds indoors	Plant out
Beans	Feb 19	Mar 19 (usually sown directly in the garden)
Broccoli	Jan 1	Feb 12
Brussels sprouts	Jan 1	Feb 12
Cabbage	Dec 25	Feb 5
Cauliflower	Jan 15	Feb 26
Sweet corn	Feb 12	Mar 12 (usually sown directly in the garden)
Cucumbers	Feb 26	Mar 19
Kale	Dec 25	Feb 5
Leeks	Nov 27	Feb 5
Lettuce	Jan 22	Feb 26
Melons	Mar 5	Mar 26
Onions	Nov 20	Jan 29 (from seed; sets and transplants go out at the same time)
Peas	Jan 15	Feb 12 (usually sown directly in the garden)
Peppers	Jan 29	Mar 26
Squash	Mar 5	Mar 26
Tomatoes	Jan 15	Mar 12

Offsets from Oregon State University Extension's seed-starting table. "Plant out" means transplant, or sow directly for crops usually grown from seed.

Fall frost and season extension

The first fall freeze usually arrives around November 16. There's a 1-in-10 chance it comes before November 1. Harvest tender crops such as basil, tomatoes, peppers and squash before then, or cover them on cold nights. Cool-season crops like kale, cabbage and Brussels sprouts handle light frost, and often taste sweeter after it. A hard freeze (28°F) typically comes around December 1.

Nearby cities

City	Last frost (50%)	First frost (50%)	Distance
San Antonio, TX	Feb 26	Nov 28	~105 km
Houston, TX	Feb 13	Dec 9	~224 km
Dallas, TX	Mar 8	Nov 24	~308 km
Shreveport, LA	Mar 9	Nov 18	~446 km
Lubbock, TX	Apr 4	Nov 2	~553 km
Oklahoma City, OK	Apr 4	Nov 2	~578 km

More: all Texas frost dates