Frost dates for Olive Branch, MS
At Olive Branch, the median last spring frost (32°F) is Mar 26 and the median first fall frost is Nov 6, for a typical growing season of 227 days. For a 90% chance that the last frost has passed, wait until Apr 11. Nearby ZIP codes are in USDA hardiness zone 8a.
- Mar 26Last spring frost (median)50% chance of 32°F after this date
- Apr 11Safer planting date10% chance of 32°F after this date
- Nov 6First fall frost (median)50% chance of 32°F by this date
- 227 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 20 | Apr 6 | Apr 24 |
| 32°F | Mar 5 | Mar 26 | Apr 11 |
| 28°F | Feb 23 | Mar 14 | Apr 2 |
| 24°F | Feb 3 | Mar 1 | Mar 20 |
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 16 | Oct 30 | Nov 12 |
| 32°F | Oct 25 | Nov 6 | Nov 23 |
| 28°F | Nov 1 | Nov 17 | Dec 5 |
| 24°F | Nov 10 | Dec 1 | Dec 27 |
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 | 183 days | 205 days | 226 days |
| 32°F | 203 days | 227 days | 252 days |
| 28°F | 224 days | 250 days | 278 days |
| 24°F | 248 days | 277 days | 309 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 |
|---|---|---|---|
| 38654 | 8a | 10 to 15°F | 3 km |
| 38141 | 8a | 10 to 15°F | 7 km |
| 38672 | 8a | 10 to 15°F | 10 km |
| 38611 | 8a | 10 to 15°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 USC00226527, at 34.9536, -89.8297, elevation 117 m (385 ft).
- Data quality: Representative (10+ years), 13 years of freeze data.
- Average days per year at or below 32°F: 72.
- Frost risk changes over short distances. Valleys and low spots freeze earlier than hillsides and city centers.
Nearby weather stations
- Hernando (23 km)
- Independence 1w (28 km)
- Senatobia (38 km)
- Holly Springs 4 N (39 km)
- Holly Springs 4 N (39 km)
- Tunica 2 N (55 km)
- Sardis Dam (62 km)
- Ashland (62 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.