Frost dates for Greenwood Leflore Airport, MS
At Greenwood Leflore Airport, the median last spring frost (32°F) is Mar 17 and the median first fall frost is Nov 5, for a typical growing season of 231 days. For a 90% chance that the last frost has passed, wait until Apr 5. Nearby ZIP codes are in USDA hardiness zones 8a to 8b.
- Mar 17Last spring frost (median)50% chance of 32°F after this date
- Apr 5Safer planting date10% chance of 32°F after this date
- Nov 5First fall frost (median)50% chance of 32°F by this date
- 231 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 12 | Apr 1 | Apr 18 |
| 32°F | Feb 26 | Mar 17 | Apr 5 |
| 28°F | Feb 12 | Mar 3 | Mar 22 |
| 24°F | Jan 22 | Feb 18 | 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 14 | Oct 27 | Nov 9 |
| 32°F | Oct 23 | Nov 5 | Nov 23 |
| 28°F | Nov 1 | Nov 18 | Dec 8 |
| 24°F | Nov 11 | Dec 3 | Jan 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 | 186 days | 208 days | 230 days |
| 32°F | 208 days | 231 days | 259 days |
| 28°F | 233 days | 259 days | 289 days |
| 24°F | 258 days | 291 days | 327 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 |
|---|---|---|---|
| 38930 | 8b | 15 to 20°F | 6 km |
| 38917 | 8a | 10 to 15°F | 11 km |
| 38947 | 8a | 10 to 15°F | 16 km |
| 38954 | 8b | 15 to 20°F | 16 km |
| 38923 | 8a | 10 to 15°F | 16 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 USW00013978, at 33.4964, -90.0867, elevation 40 m (133 ft).
- Data quality: Standard (24+ years of data), 30 years of freeze data.
- Average days per year at or below 32°F: 49.
- Frost risk changes over short distances. Valleys and low spots freeze earlier than hillsides and city centers.
Nearby weather stations
- Minter City (31 km)
- Grenada (39 km)
- Moorhead (40 km)
- Lexington (42 km)
- Winona 5 E (43 km)
- Belzoni (52 km)
- Cleveland (67 km)
- Cleveland 3 N (67 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.