Frost dates for Cope Rch, TX
At Cope Rch, the median last spring frost (32°F) is Apr 9 and the median first fall frost is Oct 31, for a typical growing season of 202 days. For a 90% chance that the last frost has passed, wait until Apr 25. Nearby ZIP codes are in USDA hardiness zone 8a.
- Apr 9Last spring frost (median)50% chance of 32°F after this date
- Apr 25Safer planting date10% chance of 32°F after this date
- Oct 31First fall frost (median)50% chance of 32°F by this date
- 202 daysGrowing season (median)between 32°F freezes
Last spring frost dates
The chance that the temperature drops to the threshold after each date.
| Temperature | 90% chance later | 50% chance later | 10% chance later |
|---|---|---|---|
| 36°F | Apr 5 | Apr 19 | May 4 |
| 32°F | Mar 20 | Apr 9 | Apr 25 |
| 28°F | Mar 5 | Mar 27 | Apr 16 |
| 24°F | Feb 21 | Mar 11 | Apr 2 |
First fall frost dates
The chance that the temperature has dropped to the threshold by each date.
| Temperature | 10% chance by | 50% chance by | 90% chance by |
|---|---|---|---|
| 36°F | Oct 4 | Oct 22 | Nov 4 |
| 32°F | Oct 13 | Oct 31 | Nov 13 |
| 28°F | Oct 23 | Nov 6 | Nov 22 |
| 24°F | Nov 1 | Nov 17 | Dec 5 |
Growing season length
Days between the last spring and first fall freeze, as the length reached in 9, 5 and 1 out of 10 years.
| Temperature | 9 in 10 years at least | 5 in 10 years at least | 1 in 10 years at least |
|---|---|---|---|
| 36°F | 161 days | 183 days | 203 days |
| 32°F | 178 days | 202 days | 227 days |
| 28°F | 200 days | 225 days | 253 days |
| 24°F | 223 days | 252 days | 279 days |
Chance of a freeze in any year
| Temperature | Chance per year |
|---|---|
| 36°F | 100% |
| 32°F | 100% |
| 28°F | 100% |
| 24°F | 100% |
Closest ZIP codes (each is closer to another station)
| ZIP | Hardiness zone | Avg. extreme low | Distance |
|---|---|---|---|
| 79739 | 8a | 10 to 15°F | 34 km |
| 76951 | 8a | 10 to 15°F | 37 km |
| 76932 | 8a | 10 to 15°F | 46 km |
| 76930 | 8a | 10 to 15°F | 50 km |
| 76941 | 8a | 10 to 15°F | 51 km |
| 76958 | 8a | 10 to 15°F | 52 km |
| 76902 | 8a | 10 to 15°F | 53 km |
| 76934 | 8a | 10 to 15°F | 58 km |
Not the official USDA Plant Hardiness Zone Map. Zones shown here are the values published in the USDA-ARS / Oregon State University PRISM Group 2023 ZIP code tables, shown unaltered. For the official interactive map, visit planthardiness.ars.usda.gov.
About this station
- NOAA station ID USC00411974, at 31.5333, -101.2842, elevation 756 m (2,480 ft).
- Data quality: Representative (10+ years), 24 years of freeze data.
- Average days per year at or below 32°F: 79.
- Frost risk changes over short distances. Valleys and low spots freeze earlier than hillsides and city centers.
Nearby weather stations
- Mertzon 12nnw (40 km)
- Big Lake 2 (41 km)
- Garden City (42 km)
- Sterling City (44 km)
- Water Valley (55 km)
- San Angelo WFO (77 km)
- San Angelo (77 km)
- Big Spring (81 km)
Sources
- NOAA National Centers for Environmental Information, U.S. Climate Normals 1991–2020, annual/seasonal normals by station (version 1.0.1), file dated June 27, 2023; documentation.
- USDA Agricultural Research Service and PRISM Group, Oregon State University, 2023 Plant Hardiness Zone Map ZIP code tables (CONUS, Alaska, Hawaii, Puerto Rico), files dated November 17, 2023. Data © PRISM Group, Oregon State University, https://prism.oregonstate.edu, accessed November 1, 2026. Official map: planthardiness.ars.usda.gov.
- U.S. Census Bureau, 2024 Gazetteer ZIP Code Tabulation Areas file, dated August 30, 2024 (ZIP centroids used to find the nearest station).
Freeze dates are 30-year probabilities, not forecasts. Check your local forecast before planting tender plants.