Frost dates for Shreveport Sthrn Hills, LA
At Shreveport Sthrn Hills, the median last spring frost (32°F) is Mar 12 and the median first fall frost is Nov 15, for a typical growing season of 247 days. For a 90% chance that the last frost has passed, wait until Apr 1. Nearby ZIP codes are in USDA hardiness zone 8b.
- Mar 12Last spring frost (median)50% chance of 32°F after this date
- Apr 1Safer planting date10% chance of 32°F after this date
- Nov 15First fall frost (median)50% chance of 32°F by this date
- 247 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 9 | Mar 29 | Apr 16 |
| 32°F | Feb 20 | Mar 12 | Apr 1 |
| 28°F | Jan 30 | Feb 28 | Mar 17 |
| 24°F | Jan 8 | Feb 5 | Mar 7 |
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 22 | Nov 4 | Nov 21 |
| 32°F | Oct 31 | Nov 15 | Dec 5 |
| 28°F | Nov 9 | Dec 1 | Dec 25 |
| 24°F | Nov 22 | Dec 20 | Jan 20 |
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 | 197 days | 222 days | 245 days |
| 32°F | 221 days | 247 days | 275 days |
| 28°F | 247 days | 277 days | 312 days |
| 24°F | 277 days | 316 days | 352 days |
Chance of a freeze in any year
| Temperature | Chance per year |
|---|---|
| 36°F | 100% |
| 32°F | 100% |
| 28°F | 100% |
| 24°F | 96% |
ZIP codes whose closest station is this one
| ZIP | Hardiness zone | Avg. extreme low | Distance |
|---|---|---|---|
| 71118 | 8b | 15 to 20°F | 2 km |
| 71106 | 8b | 15 to 20°F | 4 km |
| 71078 | 8b | 15 to 20°F | 13 km |
| 71047 | 8b | 15 to 20°F | 15 km |
| 71027 | 8b | 15 to 20°F | 18 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 USC00168444, at 32.3919, -93.7803, elevation 61 m (200 ft).
- Data quality: Representative (10+ years), 17 years of freeze data.
- Average days per year at or below 32°F: 44.
- Frost risk changes over short distances. Valleys and low spots freeze earlier than hillsides and city centers.
Nearby weather stations
- Shreveport (9 km)
- Shreveport WFO (9 km)
- Red River Rsch Station (14 km)
- Shreveport Dwtn Airport (17 km)
- Mansfield 4 NW (36 km)
- Benton 5e (36 km)
- Mooringsport 1 N (39 km)
- Minden (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.