Frost dates / Texas / Wichita Falls

Frost dates in Wichita Falls, TX

The station on this page is WICHITA FALLS MUNI AP, TX US (USW00013966), 5.3 miles from the city point. Population in the Census 2024 estimate is 102,372.

Zone 8aUSDA average annual extreme minimum 10°F to 15°F, from ZIP 76309 (1.3 miles from the city point used on this page).

Median last 32°F is March 26. Median first 32°F is November 9. The 50% growing-season length is 228 days. The green band runs from the median last frost to the median first frost. Thin ticks mark the 10%, 50%, and 90% dates.

Outside the median season Growing seasonTicks: 10%, 50%, and 90%

Last 32°F in spring

NCEI’s probability is the chance the last spring minimum of 32°F or lower occurs on or after the date.

Probability	Date	How to read it
90%	March 8	Earlier date. A last 32°F on or after this day is common.
50%	March 26	Median.
10%	April 14	Later date. A last 32°F on or after this day is uncommon.

First 32°F in fall

NCEI’s probability is the chance the first autumn minimum of 32°F or lower occurs on or before the date.

Probability	Date	How to read it
10%	October 25	Earlier date. A first 32°F on or before this day is uncommon.
50%	November 9	Median.
90%	November 24	Later date. A first 32°F on or before this day is common.

32°F growing-season length

Days between the last spring 32°F and the first autumn 32°F. The figure is a length the season meets or exceeds at that probability, from NCEI, not a subtraction done on this site.

Probability the season is at least this long	Days
10%	251
50%	228
90%	205

28°F threshold

	10%	50%	90%
Last, on or after	April 1	March 12	February 23
First, on or before	November 2	November 18	December 4
Season at least	275 days	250 days	225 days

36°F threshold

	10%	50%	90%
Last, on or after	April 24	April 7	March 22
First, on or before	October 18	November 1	November 13
Season at least	228 days	206 days	184 days

Station WICHITA FALLS MUNI AP, TX US (USW00013966). Completeness flag S, 29 years used for the 32°F dates. NCEI’s annual probability of at least one day at or below 32°F is 100%. Freeze dates are conditional on that threshold occurring. Elevation 310 m. The same probability language applies to the 28°F and 36°F rows when those dates passed the same quality checks.

Planting calendar for Wichita Falls · Zone 8a

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Wichita Falls, TX

Zone 8aAverage annual extreme minimum 10°F to 15°F

Outside the median season Growing seasonTicks: 10%, 50%, and 90%

Texas. Nearest qualified station: WICHITA FALLS MUNI AP, TX US (USW00013966), 5.3 miles. Median last 32°F March 26. Median first 32°F November 9. The 50% growing-season length is 228 days.

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32°F probabilities at this station

	10%	50%	90%
Last 32°F on or after	April 14	March 26	March 8
First 32°F on or before	October 25	November 9	November 24

Column order matches the NCEI file: for the last freeze, 10% is the later date and 90% is the earlier date. How to read the probabilities.

A wall calendar surrounded by vegetables, herbs, seed packets, and watering cans.

Planting calendar

Windows below are from Texas A&M AgriLife Extension, Texas Home Vegetable Gardening Guide, retrieved 2026-10-10. Table 8 is statewide and is written as weeks before or after the frost-free date (spring) and the first freeze date (fall). It is not a single calendar date for every Texas city.

Crop

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