Frost dates for Pilot Point Isl Du Boi, TX
At Pilot Point Isl Du Boi, the median last spring frost (32°F) is Mar 24 and the median first fall frost is Nov 16, for a typical growing season of 237 days. For a 90% chance that the last frost has passed, wait until Apr 13. Nearby ZIP codes are in USDA hardiness zones 8a to 8b.
- Mar 24Last spring frost (median)50% chance of 32°F after this date
- Apr 13Safer planting date10% chance of 32°F after this date
- Nov 16First fall frost (median)50% chance of 32°F by this date
- 237 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 | Mar 16 | Apr 4 | Apr 22 |
| 32°F | Mar 4 | Mar 24 | Apr 13 |
| 28°F | Feb 20 | Mar 11 | Apr 1 |
| 24°F | Feb 1 | Feb 28 | Mar 18 |
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 23 | Nov 6 | Nov 23 |
| 32°F | Nov 1 | Nov 16 | Dec 2 |
| 28°F | Nov 8 | Nov 27 | Dec 16 |
| 24°F | Nov 16 | Dec 9 | Jan 7 |
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 | 191 days | 216 days | 239 days |
| 32°F | 210 days | 237 days | 263 days |
| 28°F | 234 days | 260 days | 289 days |
| 24°F | 257 days | 288 days | 320 days |
Chance of a freeze in any year
| Temperature | Chance per year |
|---|---|
| 36°F | 100% |
| 32°F | 100% |
| 28°F | 100% |
| 24°F | 100% |
ZIP codes whose closest station is this one
| ZIP | Hardiness zone | Avg. extreme low | Distance |
|---|---|---|---|
| 76258 | 8a | 10 to 15°F | 7 km |
| 76227 | 8b | 15 to 20°F | 10 km |
| 76272 | 8a | 10 to 15°F | 15 km |
| 76271 | 8a | 10 to 15°F | 15 km |
| 75058 | 8a | 10 to 15°F | 27 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 USC00417028, at 33.3658, -97.0122, elevation 210 m (690 ft).
- Data quality: Representative (10+ years), 12 years of freeze data.
- Average days per year at or below 32°F: 45.
- Frost risk changes over short distances. Valleys and low spots freeze earlier than hillsides and city centers.
Nearby weather stations
- Denton 2 SE (20 km)
- Denton Muni Airport (25 km)
- Gainesville 5 ENE (31 km)
- McKinney Municipal Airport (44 km)
- McKinney Muni Airport (44 km)
- Grapevine Dam (46 km)
- Richardson (48 km)
- Sherman (51 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.