When to plant watermelon in Rhode Island
Rhode Island spans USDA zones 6b–7a, so the right time to plant watermelon shifts by weeks across the state. The window to transplant seedlings outdoors runs from about April 14 in Newport to April 29 in Pawtucket — below are local dates for 11 cities, each computed from its own frost dates.
| City | Zone | Last frost | First frost | Transplant out |
|---|---|---|---|---|
| Providence | 7a | April 11 | October 30 | April 18 – April 25 |
| Cranston | 7a | April 11 | October 30 | April 18 – April 25 |
| Warwick | 7a | April 11 | October 30 | April 18 – April 25 |
| Pawtucket | 7a | April 22 | October 19 | April 29 – May 6 |
| East Providence | 7a | April 11 | October 30 | April 18 – April 25 |
| Woonsocket | 6b | April 22 | October 19 | April 29 – May 6 |
| Newport | 7a | April 7 | November 13 | April 14 – April 21 |
| Central Falls | 7a | April 22 | October 19 | April 29 – May 6 |
Watermelon in Rhode Island: FAQ
When can I plant watermelon in Rhode Island?
Across Rhode Island, the time to transplant watermelon spans roughly April 14 in Newport to April 29 in Pawtucket, each following that city's local frost dates.
Does the watermelon planting date vary across Rhode Island?
Yes. Rhode Island publishes 11 cities with their own frost dates, so the right watermelon planting window shifts by weeks between the warmest and coldest parts of the state — use your city's page for the exact dates.
How long does watermelon take to grow in Rhode Island?
Watermelon takes about 75–95 days to reach harvest once planted — check that this fits inside your city's frost-free season on its place page.
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