Tennessee Frost Dates & Growing Zones by City
In the 2 Tennessee cities with frost dates on this site, the typical (50%) last spring frost ranges from Mar 16 (Memphis) to Apr 1 (Nashville). Typical frost-free seasons run from 213 days in Nashville to 244 days in Memphis.
By the 2023 USDA hardiness map, these cities are in zones 7a, 7b and 8a.
Each city's dates come from the nearest NOAA station that passes our quality rules. The methodology explains how we pick it.
| City | Last frost (50%) | First frost (50%) | Season (days, 50%) | Zone 2023 | Confidence | Planting calendar |
|---|---|---|---|---|---|---|
| Nashville frost dates | Apr 1 | Oct 31 | 213 | 7a–7b | Medium | Nashville planting calendar |
| Memphis frost dates | Mar 16 | Nov 16 | 244 | 8a | High | Memphis planting calendar |
Station match, data and rules: methodology. Long-term odds, not a forecast.