Frost dates for Water Valley, TX
At Water Valley, the median last spring frost (32°F) is Apr 6 and the median first fall frost is Nov 2, for a typical growing season of 211 days. For a 90% chance that the last frost has passed, wait until Apr 24. Nearby ZIP codes are in USDA hardiness zone 8a.
- Apr 6Last spring frost (median)50% chance of 32°F after this date
- Apr 24Safer planting date10% chance of 32°F after this date
- Nov 2First fall frost (median)50% chance of 32°F by this date
- 211 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 2 | Apr 17 | May 2 |
| 32°F | Mar 14 | Apr 6 | Apr 24 |
| 28°F | Feb 28 | Mar 21 | Apr 12 |
| 24°F | Feb 14 | Mar 5 | Mar 27 |
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 8 | Oct 25 | Nov 6 |
| 32°F | Oct 18 | Nov 2 | Nov 16 |
| 28°F | Oct 28 | Nov 11 | Nov 28 |
| 24°F | Nov 4 | Nov 22 | Dec 10 |
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 | 166 days | 188 days | 211 days |
| 32°F | 187 days | 211 days | 236 days |
| 28°F | 209 days | 237 days | 264 days |
| 24°F | 233 days | 263 days | 290 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 |
|---|---|---|---|
| 76958 | 8a | 10 to 15°F | 4 km |
| 76934 | 8a | 10 to 15°F | 8 km |
| 76902 | 8a | 10 to 15°F | 14 km |
| 76901 | 8a | 10 to 15°F | 20 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 USC00419499, at 31.6725, -100.7283, elevation 645 m (2,115 ft).
- Data quality: Standard (24+ years of data), 28 years of freeze data.
- Average days per year at or below 32°F: 74.
- Frost risk changes over short distances. Valleys and low spots freeze earlier than hillsides and city centers.
Nearby weather stations
- Robert Lee 4wsw (30 km)
- Mertzon 12nnw (30 km)
- Sterling City (30 km)
- San Angelo WFO (40 km)
- San Angelo (40 km)
- Cope Rch (55 km)
- Bronte 11 NNE (61 km)
- Ballinger 2 NW (72 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.