Frost dates for Magnolia, AR
At Magnolia, the median last spring frost (32°F) is Mar 31 and the median first fall frost is Nov 2, for a typical growing season of 218 days. For a 90% chance that the last frost has passed, wait until Apr 17. Nearby ZIP codes are in USDA hardiness zones 8a to 8b.
- Mar 31Last spring frost (median)50% chance of 32°F after this date
- Apr 17Safer planting date10% chance of 32°F after this date
- Nov 2First fall frost (median)50% chance of 32°F by this date
- 218 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 25 | Apr 10 | Apr 26 |
| 32°F | Mar 9 | Mar 31 | Apr 17 |
| 28°F | Feb 23 | Mar 14 | Apr 4 |
| 24°F | Jan 31 | Feb 28 | Mar 21 |
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 13 | Oct 25 | Nov 8 |
| 32°F | Oct 21 | Nov 2 | Nov 20 |
| 28°F | Oct 29 | Nov 13 | Dec 3 |
| 24°F | Nov 5 | Nov 27 | Dec 23 |
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 | 174 days | 196 days | 219 days |
| 32°F | 196 days | 218 days | 244 days |
| 28°F | 215 days | 244 days | 272 days |
| 24°F | 242 days | 273 days | 306 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 |
|---|---|---|---|
| 71753 | 8b | 15 to 20°F | 4 km |
| 71752 | 8b | 15 to 20°F | 15 km |
| 71770 | 8b | 15 to 20°F | 19 km |
| 71740 | 8b | 15 to 20°F | 20 km |
| 71764 | 8a | 10 to 15°F | 23 km |
| 71864 | 8b | 15 to 20°F | 29 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 USC00034548, at 33.2586, -93.1822, elevation 113 m (372 ft).
- Data quality: Representative (10+ years), 22 years of freeze data.
- Average days per year at or below 32°F: 58.
- Frost risk changes over short distances. Valleys and low spots freeze earlier than hillsides and city centers.
Nearby weather stations
- El Dorado S Ar Regional Airport (34 km)
- Lewisville (38 km)
- Camden 1 (50 km)
- Hope 3 NE (61 km)
- Calion L&d (65 km)
- Prescott 2 NNW (65 km)
- Texarkana Webb Field (80 km)
- Sparkman (80 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.