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When to plant in Belton, TX

USDA Zone 8b

Everything below — frost dates, hardiness zone, and what to plant when in Belton, Texas — is derived from the closest NOAA station with complete climate normals.

Belton enjoys a long ~251-day frost-free season — you can succession-sow, fit in a second crop, and grow long-season heat-lovers with room to spare. In zone 8b, Belton supports a wide range of perennials year-round; the frost dates above are what set your annual vegetable timing.

Station · STILLHOUSE HOLLOW DAM · 4.9 km
Last spring frost
March 14
50% chance · 32°F
First fall frost
November 20
50% chance · 32°F
Growing season
251 days
frost-free
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Frost calendar for BeltonA year-band showing 32°F frost risk from January to December for Belton: last spring frost around March 14, first fall frost around November 20, about 251 frost-free days between.
Shaded months carry frost risk; the clear span is the average frost-free season.

The average first fall frost in Belton is now 7 days earlier than in the 1981–2010 normals. See how frost dates are shifting nationwide →

Frost probability

STILLHOUSE HOLLOW DAM · 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 Belton’s own odds, recorded at STILLHOUSE HOLLOW DAM.

Frost-probability curves for BeltonProbability of the last spring frost and first fall frost by date at 32°F. The last spring frost is most likely around March 14 and the first fall frost around November 20, giving about 251 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 19Mar 27Mar 7Oct 21Nov 8Nov 28
32°FApr 4Mar 14Feb 22Oct 29Nov 20Dec 9
28°FMar 21Mar 1Jan 31Nov 10Dec 1Dec 28

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

What to plant now

TODAY · JULY 19
Fall sowin 12 days
Brussels Sprouts
July 31August 14
Fall sowin 26 days
Rutabaga
August 14August 28

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 Belton, drawn to the day from the local frost dates. The dashed line is today.

Nearby weather stations

3 within 40 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.

STILLHOUSE HOLLOW DAM
Primary
5 km · 215 m elevation
SPRING
Mar 14
FALL
Nov 20
KILLEEN
20 km · 248 m elevation
SPRING
Mar 14
FALL
Nov 17
GRANGER DAM
40 km · 169 m elevation
SPRING
Mar 5
FALL
Nov 22

Belton planting FAQ

When is the last spring frost in Belton, TX?

Plan for the last spring frost in Belton around March 14 (the date it has a 50% chance of a 32°F freeze). Anything frost-sensitive should go out after it.

When is the first fall frost in Belton, TX?

In Belton, the first 32°F freeze of fall lands around November 20 on average. Time your last harvests and any season-extension cover before it.

What hardiness zone is Belton in?

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

How long is the growing season in Belton?

Belton has about 251 frost-free days — a long growing season — between the average last spring frost (March 14) and first fall frost (November 20).

When should I plant tomatoes in Belton?

For Belton, sow tomatoes indoors about January 17–January 31 and move the seedlings out around March 21, after the last spring frost.

Planting reminders

Never miss a window in Belton

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

Nearby cities

8 within reach

Frost dates recorded at STILLHOUSE HOLLOW DAM, 5 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 Belton, TX — Frost Dates & Zone 8b." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USC00418646. Retrieved from https://blissgarden.com/texas/belton.