Frost dates 2026–2027

Frost dates for Liberty, Texas

Median (50% chance) dates of the last and first 32°F frost, from NOAA 1991–2020 climate normals at Liberty, 1.4 mi away (close match).

Last spring frostFeb 21
First fall frostDec 1
286 frost-free days
Last spring frostFeb 211 year in 10 after Mar 17
First fall frostDec 11 year in 10 by Nov 9
Growing season286 daysbetween median 32°F dates
Hardiness zoneZone 9b25 to 30°F average extreme low

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Will it freeze in Liberty in the next 7 nights?

No overnight lows at or below 32°F are forecast in Liberty during the next 7 nights in the available NWS frost forecast.

Tonight: forecast low 57°F. Above 36°F.

NWS forecast period: Thu, Nov 5, 6:00 PM CST to Fri, Nov 6, 6:00 AM CST.

No nights at or below 36°F in the National Weather Service forecast for the next 7 nights.

Overnight lows from the National Weather Service forecast for this location. This covers the available forecast window, not the first freeze of the whole season. Frost can form above 32°F on clear, calm nights.

Frost and freeze probabilities

Freeze dates shift from year to year. Spring percentages describe the chance of a freeze after the stated date; fall percentages describe the chance of a freeze by that date. The 10% spring date is the cautious one: a later freeze happens about 1 year in 10.

These dates describe historical probabilities, not this year’s forecast or the earliest and latest possible freezes. Different weather stations or probability thresholds can produce different published dates for the same city.

Average first hard freeze in Liberty

The median first fall hard-freeze date (28°F) is December 22, from NOAA’s 1991–2020 Climate Normals at Liberty. This is the 50% probability date, not a forecast for this year.

TemperatureLast spring date
90% · 50% · 10% chance of a later freeze
First fall date
10% · 50% · 90% chance of an earlier freeze
Season
36°F frost possible Feb 10 · Mar 8 · Mar 31 Nov 1 · Nov 18 · Dec 9 254 days
32°F freeze Jan 22 · Feb 21 · Mar 17 Nov 9 · Dec 1 · Jan 2 286 days
28°F hard freeze Dec 25 · Jan 30 · Mar 1 Nov 24 · Dec 22 · Jan 23 327 days
NOAA NCEI U.S. Climate Normals 1991–2020, station USC00415196. How to read these probabilities.

Average high temperature by month

1991–2020 normals at Liberty

Average low temperature by month

Months with lows near or below freezing carry frost risk

Where these frost dates come from

The frost dates for Liberty, TX come from the nearest weather station with freeze statistics in NOAA’s 1991–2020 Climate Normals: Liberty (station USC00415196, elevation 35 ft), 1.4 mi from Liberty. Local conditions (valleys, hilltops, distance to water, city heat) can shift frost dates by days or weeks. The hardiness zone is from the 2023 USDA Plant Hardiness Zone Map (USDA ARS and Oregon State University PRISM). See our methodology.

Frost dates near Liberty

CityDistanceLast spring frostFirst fall frost
Dayton, TX 8.7 mi Feb 20 Dec 4
Mont Belvieu, TX 14 mi Feb 20 Dec 4
Baytown, TX 22 mi Feb 20 Dec 4
Cleveland, TX 27 mi Mar 7 Nov 20
Humble, TX 29 mi Feb 13 Dec 9
La Porte, TX 30 mi Jan 31 Dec 14
Deer Park, TX 31 mi Feb 2 Dec 25
Jacinto City, TX 33 mi Feb 2 Dec 25
Seabrook, TX 33 mi Jan 31 Dec 14
Galena Park, TX 34 mi Feb 2 Dec 25

Frequently asked questions

When is the last frost in Liberty?

On average, the last spring frost (32°F) in Liberty is around February 21. In about 1 year in 10 it comes after March 17, and in 9 years in 10 it comes after January 22.

When is the first frost in Liberty?

The first fall frost (32°F) usually arrives around December 1. There’s a 10% chance of a freeze by November 9 and a 90% chance by January 2.

Can it frost in Liberty after the last frost date?

Yes. Frost can form on clear, calm nights even when the air stays above 32°F. Temperatures of 36°F or lower, cold enough for frost on exposed plants, have a 50% chance of occurring after March 8.

What growing zone is Liberty?

Liberty is in USDA Plant Hardiness Zone 9b (average annual extreme minimum temperature 25 to 30°F), based on the 2023 USDA map for ZIP code 77575. See growing zones in Texas.

More: all Texas frost dates · Texas growing zones · frost vs. freeze