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Rhode Island frost dates by weather station
Rhode Island has 11 NOAA weather stations with 1991–2020 freeze statistics. Median last spring frost dates run from Apr 7 at Newport Rose to May 3 at Kingston.
- 11Stations
- Apr 7Earliest last frostNewport Rose
- May 3Latest last frostKingston
- 216 daysLongest growing seasonNewport Rose
| Station | Last spring frost | First fall frost | Growing season | Elevation |
|---|---|---|---|---|
| Coventry 2 | Apr 22 | Oct 20 | 179 days | 280 ft |
| Kingston | May 3 | Oct 8 | 159 days | 117 ft |
| Kingston 1 NW | Apr 27 | Oct 15 | 171 days | 115 ft |
| Kingston 1 W | May 1 | Oct 12 | 163 days | 106 ft |
| N Foster 1 E | Apr 25 | Oct 19 | 176 days | 630 ft |
| Newport Rose | Apr 7 | Nov 13 | 216 days | 15 ft |
| Newport State Airport | Apr 11 | Nov 4 | 206 days | 172 ft |
| Providence T F Green Airport | Apr 11 | Oct 30 | 199 days | 60 ft |
| Tiverton | Apr 11 | Nov 2 | 203 days | 90 ft |
| Westerly State Airport | Apr 11 | Oct 31 | 201 days | 81 ft |
| Woonsocket | Apr 22 | Oct 19 | 179 days | 110 ft |
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.
Freeze dates are 30-year probabilities, not forecasts. Check your local forecast before planting tender plants.