Frost dates for ZIP 76951 (Sterling City, 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, Sterling City, TX (5 miles away).
- Average last spring frostMar 3150% chance of a 32°F freeze after this date
- Average first fall frostNov 650% chance of a 32°F freeze by this date
- Growing season (frost-free)219 daysmedian, 32°F threshold
- USDA hardiness zone8a10 to 15°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) | Mar 8 |
| 50% (the "average" last frost) | Mar 31 |
| 10% (safe-side: only 1 year in 10 freezes later) | Apr 16 |
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) | Oct 24 |
| 50% (the "average" first frost) | Nov 6 |
| 90% (late: most years have frozen by now) | Nov 21 |
Light frost, freeze and hard freeze
| Threshold | Last spring (50%) | First fall (50%) |
|---|---|---|
| 36°F (light frost possible on clear, calm nights) | Apr 10 | Oct 29 |
| 32°F (freeze) | Mar 31 | Nov 6 |
| 28°F (hard freeze) | Mar 14 | Nov 15 |
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 Sterling City
Soil temperature now
2-inch depth
66°F 55°F or warmer
24-hour average · latest 72°F, as of Oct 17, 8:00 PM CDT
Estimate Not a measurement at this ZIP: distance-weighted average of Southwest Coke (18 mi), Roy Blair Coke (33 mi), San Angelo (37 mi).
4-inch depth
68°F 55°F or warmer
24-hour average · latest 72°F, as of Oct 17, 8:00 PM CDT
Estimate Not a measurement at this ZIP: distance-weighted average of Southwest Coke (18 mi), Roy Blair Coke (33 mi), San Angelo (37 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
Frost possible (33–36°F). Coldest night: 36°F.
| Period | High | Low | Forecast |
|---|---|---|---|
| Tonight | 36° | Partly Cloudy | |
| Sunday | 69° | 45° | Sunny |
| Monday | 76° | 51° | Sunny |
| Tuesday | 79° | 55° | Mostly Sunny |
| Wednesday | 82° | 58° | Mostly Sunny |
| Thursday | 84° | 60° | Mostly Sunny |
| Friday | 85° | 61° | Mostly Sunny |
National Weather Service forecast, issued Oct 17, 8:29 PM CDT. Frost can form above 32°F on clear, calm nights. Full NWS forecast.
Free frost alerts for 76951
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: Sterling City, TX (NOAA GHCN-Daily ID USC00418630), elevation 2,280 ft, 4.8 miles from the ZIP's center point. NOAA completeness flag: R (representative, 10+ years).
Nearby stations
| Station | Distance | Last frost (50%) | First frost (50%) |
|---|---|---|---|
| Water Valley, TX | 21 mi | Apr 6 | Nov 2 |
| Cope Rch, TX | 23 mi | Apr 9 | Oct 31 |
| Garden City, TX | 25 mi | Apr 2 | Nov 5 |
The average last-frost dates of these stations span 9 days, a rough guide to local variation. See data sources & methods.
Questions
When is the last frost in 76951?
The average (50% chance) last spring freeze of 32°F for ZIP 76951 is March 31. For a safer planting date, use April 16, when only 1 year in 10 still sees a later freeze.
When is the first frost in 76951?
The average first fall freeze is November 6. In 1 year in 10 it comes by October 24.
What hardiness zone is 76951?
ZIP 76951 is in USDA zone 8a (10 to 15°F average coldest winter night), per the 2023 USDA Plant Hardiness Zone Map ZIP listing.
Other ZIP codes in Sterling County
None. All Sterling County ZIPs