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When to plant in Kerrville, TX

USDA Zone 8b

Kerrville, Texas frost dates, USDA zone, and a full-year planting calendar, drawn from the nearest NOAA station and tuned to the local season.

In zone 8b, Kerrville supports a wide range of perennials year-round; the frost dates above are what set your annual vegetable timing.

Station · KERRVILLE 3 NNE · 4.5 km
Last spring frost
March 27
50% chance · 32°F
First fall frost
November 7
50% chance · 32°F
Growing season
225 days
frost-free
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Frost calendar for KerrvilleA year-band showing 32°F frost risk from January to December for Kerrville: last spring frost around March 27, first fall frost around November 7, about 225 frost-free days between.
Shaded months carry frost risk; the clear span is the average frost-free season.

Frost probability

KERRVILLE 3 NNE · 1991–2020

The 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 Kerrville’s own odds, recorded at KERRVILLE 3 NNE.

Frost-probability curves for KerrvilleProbability of the last spring frost and first fall frost by date at 32°F. The last spring frost is most likely around March 27 and the first fall frost around November 7, giving about 225 frost-free days.
Last spring frostFirst fall frostbold = 32°F · thin = 28°F / 36°F · dot = 50% date · band = 10–90% window
ThresholdSPRING 10%SPRING 50%SPRING 90%FALL 10%FALL 50%FALL 90%
36°FApr 26Apr 8Mar 22Oct 12Oct 29Nov 13
32°FApr 16Mar 27Mar 4Oct 23Nov 7Nov 26
28°FApr 5Mar 11Feb 18Nov 2Nov 18Dec 7

Download this table as CSV ↓ — every threshold and probability, plus this city’s planting-window dates.

What to plant now

TODAY · JULY 19
Fall sowopen now
Brussels Sprouts
July 18August 1
Fall sowin 13 days
Rutabaga
August 1August 15

Add these crops to your calendar (.ics) ↓

Full-year planting calendar

Start indoorsTransplantDirect sowFall sow

Each bar is the exact window to take a planting action in Kerrville, drawn to the day from the local frost dates. The dashed line is today.

Nearby weather stations

3 within 31 km · complete 32°F normals

When 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.

KERRVILLE 3 NNE
Primary
4 km · 548 m elevation
SPRING
Mar 27
FALL
Nov 7
MEDINA 1NE
28 km · 522 m elevation
SPRING
Mar 16
FALL
Nov 15
HARPER 3ENE
31 km · 643 m elevation
SPRING
Mar 15
FALL
Nov 15

Kerrville planting FAQ

When is the last spring frost in Kerrville, TX?

On average, the last spring frost in Kerrville is around March 27 (50% probability at 32°F, from 1991–2020 NOAA normals). Wait until after this date to set out tender plants like tomatoes and peppers.

When is the first fall frost in Kerrville, TX?

In Kerrville, the first 32°F freeze of fall lands around November 7 on average. Time your last harvests and any season-extension cover before it.

What hardiness zone is Kerrville in?

Kerrville is in USDA hardiness zone 8b. In zone 8b, winters are mild — many tender perennials overwinter here.

How long is the growing season in Kerrville?

Kerrville has about 225 frost-free days — a long growing season — between the average last spring frost (March 27) and first fall frost (November 7).

When should I plant tomatoes in Kerrville?

For Kerrville, sow tomatoes indoors about January 30–February 13 and move the seedlings out around April 3, after the last spring frost.

Planting reminders

Never miss a window in Kerrville

An email when it’s time to start seeds, transplant, and sow — timed to Kerrville’s frost dates. Double opt-in, one-click unsubscribe, no spam.

Nearby cities

8 within reach

Frost dates recorded at KERRVILLE 3 NNE, 4 km from the city center · 1991–2020 NOAA climate normals · zone from the USDA/PRISM 2023 map. How we compute this.

Cite this page
BlissGarden. "When to Plant in Kerrville, TX — Frost Dates & Zone 8b." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USC00414782. Retrieved from https://blissgarden.com/texas/kerrville.