Frost dates for ZIP 75201 (Dallas, 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, Dallas Love Fld, TX (5 miles away).
- Average last spring frostMar 250% chance of a 32°F freeze after this date
- Average first fall frostNov 2950% chance of a 32°F freeze by this date
- Growing season (frost-free)272 daysmedian, 32°F threshold
- USDA hardiness zone8b15 to 20°F avg. coldest night
Last spring frost odds
| Chance of a 32°F freeze after this date | Date |
|---|---|
| 90% (early: most years still freeze after this) | Feb 10 |
| 50% (the "average" last frost) | Mar 2 |
| 10% (safe-side: only 1 year in 10 freezes later) | Mar 19 |
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 date | Date |
|---|---|
| 10% (early: 1 year in 10 freezes this soon) | Nov 10 |
| 50% (the "average" first frost) | Nov 29 |
| 90% (late: most years have frozen by now) | Dec 18 |
Light frost, freeze and hard freeze
| Threshold | Last spring (50%) | First fall (50%) |
|---|---|---|
| 36°F (light frost possible on clear, calm nights) | Mar 14 | Nov 16 |
| 32°F (freeze) | Mar 2 | Nov 29 |
| 28°F (hard freeze) | Feb 18 | Dec 12 |
n/a means NOAA did not publish a date at that threshold for this station (usually because it rarely gets that cold).
This week in Dallas
Soil temperature now
2-inch depth
67°F 55°F or warmer
24-hour average · latest 70°F, as of Oct 17, 7:00 PM CDT
Estimate Not a measurement at this ZIP: distance-weighted average of City of Alvarado (36 mi), Upper Trinity Groundwater Conservation District (55 mi), Blum ISD Farm (58 mi).
4-inch depth
70°F 55°F or warmer
24-hour average · latest 72°F, as of Oct 17, 7:00 PM CDT
Estimate Not a measurement at this ZIP: distance-weighted average of City of Alvarado (36 mi), Mustang Special (37 mi), Upper Trinity Groundwater Conservation District (55 mi).
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
No frost in the 7-day forecast.
| Period | High | Low | Forecast |
|---|---|---|---|
| Tonight | 46° | Mostly Clear | |
| Sunday | 72° | 50° | Sunny |
| Monday | 79° | 56° | Sunny |
| Tuesday | 82° | 59° | Sunny |
| Wednesday | 86° | 62° | Sunny |
| Thursday | 88° | 64° | Sunny |
| Friday | 88° | 66° | Mostly Sunny |
National Weather Service forecast, issued Oct 17, 6:59 PM CDT. Frost can form above 32°F on clear, calm nights. Full NWS forecast.
Free frost alerts for 75201
An email when the National Weather Service forecasts a freeze for this ZIP, plus the spring soil-temperature heads-up. At most a few a month.
Alerts open soon. This form is a preview and doesn't send anything yet.
Where these numbers come from
Station: Dallas Love Fld, TX (NOAA GHCN-Daily ID USW00013960), elevation 440 ft, 5.5 miles from the ZIP's center point. NOAA completeness flag: S (standard, 24+ years).
Nearby stations
| Station | Distance | Last frost (50%) | First frost (50%) |
|---|---|---|---|
| Dallas Redbird AP, TX | 8 mi | Mar 6 | Nov 25 |
| Joe Pool Lake, TX | 14 mi | Mar 20 | Nov 13 |
| Richardson, TX | 15 mi | Mar 7 | Nov 21 |
The average last-frost dates of these stations span 18 days, a rough guide to local variation. See data sources & methods.
Questions
When is the last frost in 75201?
The average (50% chance) last spring freeze of 32°F for ZIP 75201 is March 2. For a safer planting date, use March 19, when only 1 year in 10 still sees a later freeze.
When is the first frost in 75201?
The average first fall freeze is November 29. In 1 year in 10 it comes by November 10.
What hardiness zone is 75201?
ZIP 75201 is in USDA zone 8b (15 to 20°F average coldest winter night), per the 2023 USDA Plant Hardiness Zone Map ZIP listing.
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