Frost dates for Bienville 3 NE, LA
At Bienville 3 NE, the median last spring frost (32°F) is Mar 19 and the median first fall frost is Nov 9, for a typical growing season of 237 days. For a 90% chance that the last frost has passed, wait until Apr 10. Nearby ZIP codes are in USDA hardiness zone 8b.
- Mar 19Last spring frost (median)50% chance of 32°F after this date
- Apr 10Safer planting date10% chance of 32°F after this date
- Nov 9First 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 6 | Apr 23 |
| 32°F | Feb 26 | Mar 19 | Apr 10 |
| 28°F | Feb 6 | Mar 4 | Mar 25 |
| 24°F | Jan 13 | Feb 14 | Mar 11 |
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 18 | Nov 1 | Nov 16 |
| 32°F | Oct 27 | Nov 9 | Nov 29 |
| 28°F | Nov 2 | Nov 23 | Dec 12 |
| 24°F | Nov 13 | Dec 8 | Jan 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 | 188 days | 209 days | 233 days |
| 32°F | 211 days | 237 days | 265 days |
| 28°F | 236 days | 265 days | 300 days |
| 24°F | 262 days | 302 days | 338 days |
Chance of a freeze in any year
| Temperature | Chance per year |
|---|---|
| 36°F | 100% |
| 32°F | 100% |
| 28°F | 100% |
| 24°F | 99% |
ZIP codes whose closest station is this one
| ZIP | Hardiness zone | Avg. extreme low | Distance |
|---|---|---|---|
| 71008 | 8b | 15 to 20°F | 4 km |
| 71028 | 8b | 15 to 20°F | 18 km |
| 71268 | 8b | 15 to 20°F | 20 km |
| 71045 | 8b | 15 to 20°F | 21 km |
| 71247 | 8b | 15 to 20°F | 24 km |
| 71001 | 8b | 15 to 20°F | 24 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 USC00160800, at 32.3744, -92.9433, elevation 94 m (307 ft).
- Data quality: Standard (24+ years of data), 30 years of freeze data.
- Average days per year at or below 32°F: 42.
- Frost risk changes over short distances. Valleys and low spots freeze earlier than hillsides and city centers.
Nearby weather stations
- Ruston La Tech (31 km)
- Ashland (32 km)
- Minden (42 km)
- Homer 1n (50 km)
- Winnfield 3 N (53 km)
- Calhoun Rsch Station (58 km)
- Natchitoches #2 (64 km)
- Red River Rsch Station (65 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.