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Frost dates for ZIP 78569 (Lyford, TX)

Average last spring and first fall frost dates with 10%, 50% and 90% odds, from NOAA's 1991–2020 climate normals for the nearest weather station, Raymondville, TX (6 miles away).

Freezes are uncommon here

NOAA's normals for this station show a 32°F night in about 77% of years (about 3 freezing night(s) a year on average). The dates below describe freeze timing for the station's record; in many years there may be no 32°F freeze at all.

This week in your yard

As of Oct 17, 2026, from your frost dates, zone and soil temperature. Lawn timing · Vegetables · Pruning · Plants

Freezes are uncommon here, so frost-based timing is rough. Local extension calendars for frost-free areas use months.

Pre-emergent

Soil is 70°F at 4 inches. Fall pre-emergent (annual bluegrass, winter weeds): window open as soil cools through the 70s and 60s.

Fertilizer window

Lawn region: Gulf Coast and peninsular Florida. Timing only; always follow the product label.

  • St. Augustinegrass (warm-season): Spring: About 2–3 weeks after full green-up (May in the Carolinas; earlier in Florida and south Texas) (about Mar 1 here, using green-up about 3–4 weeks after your average last frost); Summer: Light feedings June–August where local rules allow; Last: No later than about mid-September in the Carolinas, about 6–8 weeks before first frost elsewhere. Avoid: Feeding before green-up or late in fall (feeds weeds and favors large patch and cold injury).

Plant now

Coming up in the next 3 weeks

Prune now

No frost-timed pruning windows are open this week.

Spring-flowering shrubs are pruned right after their flowers fade, not by date. See the pruning guide.

JanFebMarAprMayJunJulAugSepOctNovDecLight blue: spring freeze risk (90% to 10%). Tan: fall freeze risk (10% to 90%). Dark lines: 50% dates.

Last spring frost odds

Chance of a 32°F freeze after this dateDate
90% (early: most years still freeze after this)Dec 18 (prior Dec)
50% (the "average" last frost)Jan 21
10% (cautious: only 1 year in 10 freezes later)Feb 27

Most gardeners plant frost-tender crops (tomatoes, peppers, basil) after the 50% date, and closer to the 10% date for less risk.

First fall frost odds

Chance the first 32°F freeze has happened by this dateDate
10% (early: 1 year in 10 freezes this soon)Dec 1
50% (the "average" first frost)Dec 26
90% (late: most years have frozen by now)Feb 1 (next year)

Light frost, freeze and hard freeze

ThresholdLast spring (50%)First fall (50%)
36°F (light frost possible on clear, calm nights)Feb 15Dec 8
32°F (freeze)Jan 21Dec 26
28°F (hard freeze)Jan 7Jan 2 (next year)

n/a means NOAA did not publish a date at that threshold for this station (usually because it rarely gets that cold).

Vegetable planting calendar for 78569

Dates count from your average last spring frost (Jan 21) and first fall frost (Dec 26). Half of years have a frost after the spring date, so give tender crops (tomatoes, peppers, squash) some slack.

CropStart indoorsSpring plantingFall planting
TomatoNov 26–Dec 10Jan 28–Feb 11 (transplant)Aug 29–Sep 26 (transplant)
Pepper (sweet and hot)Nov 12–26Feb 4–18 (transplant)Sep 5–26 (transplant)
EggplantNov 12–26Feb 4–18 (transplant)Sep 5–26 (transplant)
TomatilloNov 26–Dec 10Jan 28–Feb 11 (transplant)–
LettuceNov 26–Dec 10Dec 31–Jan 21 (transplant)
Dec 24–Feb 4 (sow outdoors)
Oct 31–Nov 21 (transplant)
Oct 17–Nov 14 (sowing)
Spinach–Dec 10–31 (sow outdoors)Oct 31–Nov 21 (sowing)
KaleNov 26–Dec 10Dec 24–Jan 7 (transplant)
Dec 24–Jan 7 (sow outdoors)
Oct 3–31 (transplant)
Sep 19–Oct 17 (sowing)
CollardsNov 26–Dec 10Dec 24–Jan 21 (transplant)
Dec 24–Jan 21 (sow outdoors)
Oct 3–31 (transplant)
Sep 19–Oct 17 (sowing)
BroccoliNov 12–26Dec 24–Jan 7 (transplant)Sep 19–Oct 17 (transplant)
CabbageNov 12–26Dec 24–Jan 7 (transplant)Sep 19–Oct 17 (transplant)
CauliflowerNov 12–26Jan 7–21 (transplant)Sep 19–Oct 17 (transplant)
Brussels sproutsOct 29–Nov 12Dec 24–Jan 7 (transplant)Sep 5–26 (transplant)
KohlrabiNov 26–Dec 10Dec 24–Jan 7 (transplant)
Dec 24–Jan 7 (sow outdoors)
Oct 17–31 (sowing)
Bok choy / Asian greens–Dec 24–Jan 7 (sow outdoors)Oct 31–Nov 14 (sowing)
Arugula–Dec 24–Jan 21 (sow outdoors)Oct 31–Nov 28 (sowing)
Mustard greens–Dec 24–Jan 14 (sow outdoors)Oct 31–Nov 14 (sowing)
Swiss chardDec 10–24Jan 7–28 (transplant)
Jan 7–Feb 4 (sow outdoors)
Oct 17–31 (sowing)
Beet–Dec 24–Jan 21 (sow outdoors)Oct 17–31 (sowing)
Carrot–Dec 31–Jan 28 (sow outdoors)Oct 3–17 (sowing)
Radish–Dec 17–Jan 28 (sow outdoors)Nov 14–28 (sowing)
Turnip–Dec 24–Jan 14 (sow outdoors)Oct 17–31 (sowing)
Parsnip–Dec 31–Jan 21 (sow outdoors)–
Pea (garden, snap, snow)–Nov 26–Dec 24 (sow outdoors)Oct 3–17 (sowing)
Onion (bulbing)Oct 29–Nov 12Dec 10–24 (transplant)–
Green onion / scallion–Dec 10–Jan 7 (sow outdoors)Oct 17–31 (sowing)
LeekOct 29–Nov 12Dec 24–Jan 7 (transplant)–
Garlic––Nov 14–Dec 12 (sowing)
Shallot–Dec 10–24 (transplant)Nov 14–Dec 12 (sowing)
Potato–Dec 24–Jan 7 (transplant)Sep 5–19 (transplant)
Sweet potato–Feb 11–25 (transplant)–
Sweet corn–Jan 28–Feb 11 (sow outdoors)–
Bean, bush (snap)–Jan 28–Feb 11 (sow outdoors)Oct 3–17 (sowing)
Bean, pole–Jan 28–Feb 11 (sow outdoors)–
Lima bean–Feb 4–18 (sow outdoors)–
Southern pea (cowpea, black-eyed pea)–Feb 11–Mar 4 (sow outdoors)–
CucumberDec 24–31Jan 28–Feb 11 (transplant)
Jan 28–Feb 11 (sow outdoors)
Oct 3–17 (sowing)
Summer squash / zucchiniDec 24–31Jan 28–Feb 11 (transplant)
Jan 28–Feb 11 (sow outdoors)
Oct 3–17 (sowing)
Winter squashDec 24–31Jan 28–Feb 11 (transplant)
Jan 28–Feb 11 (sow outdoors)
–
Pumpkin–Jan 28–Feb 11 (sow outdoors)–
WatermelonDec 24–31Feb 4–18 (transplant)
Feb 4–18 (sow outdoors)
–
Cantaloupe / muskmelonDec 24–31Feb 4–18 (transplant)
Feb 4–18 (sow outdoors)
–
OkraDec 10–24Feb 4–18 (transplant)
Feb 4–18 (sow outdoors)
–
CeleryOct 29–Nov 12Jan 28–Feb 4 (transplant)–
BasilDec 10–24Jan 28–Feb 11 (transplant)
Jan 28–Feb 11 (sow outdoors)
–
Cilantro–Jan 7–Feb 4 (sow outdoors)Oct 31–Nov 14 (sowing)
ParsleyNov 12–26Jan 7–21 (transplant)
Dec 31–Jan 21 (sow outdoors)
–
Dill–Jan 21–Feb 4 (sow outdoors)Oct 31–Nov 14 (sowing)
Sunflower–Jan 21–Feb 4 (sow outdoors)–
Asparagus (crowns)–Dec 24–Jan 7 (transplant)–
Rhubarb (crowns)–Dec 24–Jan 7 (transplant)–
Strawberry (plants)–Dec 24–Jan 7 (transplant)Oct 17–Nov 14 (transplant)

Typical ranges from university extension planting calendars, adjusted to your frost dates. Probabilities, not guarantees. Fall windows that would overlap spring planting are left out, as are fall crops of frost-tender plants where the frost-free season is under 210 days.

Plants that do well here

Texas A&M AgriLife trials name plants that handle Texas conditions: the Texas Superstar® list and the low-care roses from AgriLife trials. Plant frost-tender annuals after January 21 here (the average last frost). More on plants for Texas. Not affiliated with Texas A&M AgriLife.

This week in Lyford

Soil temperature now

2-inch depth

67°F 55°F or warmer
24-hour average · latest 70°F, as of Oct 17, 9:00 PM CDT

30°50°55°70°90°

Measured at TexMesonet (TWDB) station Texas AgriScience, 10 mi away. Daily averages: Thu 83°, Fri 76°.

4-inch depth

70°F 55°F or warmer
24-hour average · latest 73°F, as of Oct 17, 9:00 PM CDT

30°50°55°70°90°

Measured at TexMesonet (TWDB) station Texas AgriScience, 10 mi away. Daily averages: Thu 84°, Fri 78°.

Fall: Texas A&M AgriLife times fall pre-emergent (for winter weeds such as annual bluegrass) to soil cooling to about 70°F for several days. The 50–55°F band is the spring trigger. Always read and follow the product label.

7-day forecast and frost risk

The latest National Weather Service 7-day forecast and any Frost Advisory or Freeze Warning for 78569 load here. You can also open the NWS forecast for this ZIP.

Where these numbers come from

Station: Raymondville, TX (NOAA GHCN-Daily ID USC00417458), elevation 31 ft, 6.3 miles from the ZIP's center point. NOAA completeness flag: R (representative, 10+ years).

Nearby stations

StationDistanceLast frost (50%)First frost (50%)
Santa Rosa 3 WNW, TX11 miJan 10Dec 27
Harlingen Rio Grande AP, TX12 miJan 8Dec 29
Harlingen, TX13 miJan 9Jan 3 (next year)

The average last-frost dates of these stations span 13 days, a rough guide to local variation. See data sources & methods.

Frost questions for 78569

When is the last frost in 78569?

The average (50% chance) last spring freeze of 32°F for ZIP 78569 is January 21. For a more cautious planting date, use February 27, when only 1 year in 10 still sees a later freeze.

When is the first frost in 78569?

The average first fall freeze is December 26. In 1 year in 10 it comes by December 1.

What hardiness zone is 78569?

ZIP 78569 is in USDA zone 10a (30 to 35°F average coldest winter night), per the 2023 USDA Plant Hardiness Zone Map ZIP listing.

What is the soil temperature in 78569 right now?

This page shows the latest 2-inch and 4-inch soil temperature from the nearest public soil station (USDA SCAN, NOAA USCRN or TexMesonet), or a labeled estimate when no station is close, against the 50–55°F spring pre-emergent band.

Nearby ZIP codes

78594 Sebastian 78580 Raymondville 78593 Yznaga 78535 Combes 78550 Harlingen 78590 San Perlita 78562 La Villa 78561 Lasara

Other ZIP codes in Willacy County

78561 78580 78590 78594 78598 All Willacy County frost dates · Texas frost dates