Frost dates for Freeport 2 NW, TX
At Freeport 2 NW, the median last spring frost (32°F) is Jan 27 and the median first fall frost is Jan 1, for a typical growing season of 338 days. For a 90% chance that the last frost has passed, wait until Feb 28. Nearby ZIP codes are in USDA hardiness zone 9b.
- Jan 27Last spring frost (median)50% chance of 32°F after this date
- Feb 28Safer planting date10% chance of 32°F after this date
- Jan 1First fall frost (median)50% chance of 32°F by this date
- 338 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 | Jan 14 | Feb 12 | Mar 9 |
| 32°F | Dec 24 | Jan 27 | Feb 28 |
| 28°F | Dec 23 | Jan 18 | Feb 14 |
| 24°F | Jan 2 | Jan 15 | Feb 5 |
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 | Nov 17 | Dec 10 | Jan 8 |
| 32°F | Dec 1 | Jan 1 | Jan 30 |
| 28°F | Dec 14 | Jan 8 | Feb 4 |
| 24°F | Jan 1 | Jan 12 | Feb 4 |
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 | 266 days | 303 days | 339 days |
| 32°F | 301 days | 338 days | 365 days |
| 28°F | 334 days | 365 days | 365 days |
| 24°F | 365 days | 365 days | 365 days |
Chance of a freeze in any year
| Temperature | Chance per year |
|---|---|
| 36°F | 99% |
| 32°F | 82% |
| 28°F | 42% |
| 24°F | 11% |
ZIP codes whose closest station is this one
| ZIP | Hardiness zone | Avg. extreme low | Distance |
|---|---|---|---|
| 77531 | 9b | 25 to 30°F | 6 km |
| 77541 | 9b | 25 to 30°F | 6 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 USC00413340, at 28.9844, -95.3808, elevation 2 m (8 ft).
- Data quality: Standard (24+ years of data), 25 years of freeze data.
- Average days per year at or below 32°F: 4.
- Frost risk changes over short distances. Valleys and low spots freeze earlier than hillsides and city centers.
Nearby weather stations
- Angleton Brazoria Airport (16 km)
- Angleton 2 W (21 km)
- Alvin (45 km)
- Bay City Wtr Wks (58 km)
- Galveston Scholes Field (60 km)
- Thompsons 3 WSW (60 km)
- Houston Clover Field (61 km)
- Houston NWSO (61 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.