Rhode Island planting calendars
Planting calendars, USDA hardiness zones, and average frost dates for 8 Rhode Island locations (Ashaway, RI, Greene, RI, Greene, RI, Newport, RI, Warwick, RI, Warwick, RI, Warwick, RI, Westerly, RI). Pick a location to see its zone, average last and first frost dates, growing-season length, and a printable per-crop planting calendar, all from public NOAA and USDA data.
Locations in Rhode Island
| Location | USDA zone | Last frost | First frost | Season (days) |
|---|---|---|---|---|
| Ashaway | 6b −5 to 0 °F | Apr 11 | Oct 31 | 201 |
| Greene | 6b −5 to 0 °F | Apr 25 | Oct 19 | 176 |
| Greene | 6b −5 to 0 °F | May 3 | Oct 8 | 159 |
| Newport | 7a 0 to 5 °F | Apr 11 | Nov 4 | 206 |
| Warwick | 7a 0 to 5 °F | May 3 | Oct 8 | 159 |
| Warwick | 7a 0 to 5 °F | Apr 11 | Oct 30 | 199 |
| Warwick | 6b −5 to 0 °F | Apr 11 | Oct 30 | 199 |
| Westerly | 7a 0 to 5 °F | Apr 11 | Oct 31 | 201 |
Data: NOAA NCEI U.S. Climate Normals 1991–2020 (public domain) and USDA Plant Hardiness Zone Map 2023. Planting windows synthesized from U.S. Cooperative Extension guides.
More ways to explore
Browse by USDA hardiness zone, see when to plant common crops, or read the methodology behind every figure. This site lists 8 Rhode Island locations, mapping every ZIP in the state to its nearest weather station with a full 30-year record.