When to plant in Ocean Grove, MA
Planting dates worked out from Ocean Grove's own frost records, not a generic zone chart.
Safe to plant out
Apr 22
1 year in 10 has a later frost
Average last frost
Apr 12
about a 50% chance of a later one
Average first fall frost
Oct 31
1 year in 10 by Oct 20
Frost-free days
200
median, 1991–2020
Station used: Tiverton · 11.4 km away · station 27 m, town 5 m. How we match towns to stations
This season
Plan your garden.
Planting dates for common crops
| Crop | Start indoors | Plant out or sow | Harvest from |
|---|---|---|---|
| Tomato | Mar 3 – Mar 17 | Apr 28 – May 12 | Jun 22 |
| Sweet pepper | Feb 17 – Mar 3 | Apr 28 – May 12 | Jun 27 |
| Lettuce (leaf) | Feb 21 – Feb 28 | Mar 28 – Apr 11 | May 7 |
| Peas | — | Mar 28 – Apr 25 | May 22 |
| Bush beans | — | Apr 23 – May 14 | Jun 12 |
| Carrot | — | Apr 7 – May 19 | Jun 6 |
| Beet | — | Apr 7 – May 19 | May 27 |
| Potato | — | Apr 7 – Apr 28 | Jun 16 |
| Kale | Feb 21 – Mar 7 | Apr 4 – Apr 18 | May 17 |
| Broccoli | Feb 14 – Feb 28 | Mar 28 – Apr 18 | May 27 |
| Cucumber | Mar 31 – Apr 7 | Apr 28 – May 12 | Jun 17 |
| Summer squash and zucchini | Mar 31 – Apr 7 | Apr 28 – May 12 | Jun 12 |
| Winter squash | Mar 31 – Apr 7 | Apr 28 – May 12 | Jul 17 |
| Sweet corn | — | Apr 23 – May 14 | Jun 22 |
| Onion (from sets) | — | Mar 28 – Apr 18 | Jun 26 |
| Garlic | — | Oct 16 – Nov 13 (fall) | following summer |
| Spinach | — | Mar 28 – Apr 25 | May 5 |
| Basil | Mar 17 – Mar 31 | Apr 28 – May 12 | Jun 24 |
Ocean Grove's weather over time
How the growing season has shifted here, year by year, from the station's own records.
Each year's last spring frostLong-term trend
See the data as a table
| Year | Last spring frost |
|---|---|
| 1999 | Apr 11 |
| 2000 | Mar 20 |
| 2001 | Apr 19 |
| 2002 | Apr 7 |
| 2003 | Apr 18 |
| 2004 | Apr 6 |
| 2005 | Apr 17 |
| 2006 | Apr 10 |
| 2007 | Apr 20 |
| 2008 | Apr 17 |
| 2009 | Apr 17 |
| 2010 | Mar 28 |
| 2011 | Apr 16 |
| 2012 | Apr 7 |
| 2013 | Apr 22 |
| 2014 | Apr 21 |
| 2015 | Apr 25 |
| 2016 | Apr 10 |
| 2017 | Mar 30 |
| 2018 | Apr 22 |
| 2019 | Apr 11 |
Each year's frost-free daysLong-term trend
See the data as a table
| Year | Frost-free days |
|---|---|
| 1999 | 210 |
| 2000 | 243 |
| 2001 | 192 |
| 2002 | 206 |
| 2003 | 184 |
| 2004 | 211 |
| 2005 | 208 |
| 2006 | 207 |
| 2007 | 201 |
| 2008 | 188 |
| 2009 | 185 |
| 2010 | 217 |
| 2011 | 194 |
| 2012 | 188 |
| 2013 | 195 |
| 2014 | 202 |
| 2015 | 176 |
| 2016 | 199 |
| 2017 | 223 |
| 2018 | 182 |
Each year's average temperature, April to SeptemberLong-term trend
See the data as a table
| Year | Growing-season temperature |
|---|---|
| 1999 | 19.2 °C |
| 2000 | 17.5 °C |
| 2001 | 18.5 °C |
| 2002 | 18.4 °C |
| 2003 | 17.6 °C |
| 2004 | 17.8 °C |
| 2005 | 18.2 °C |
| 2006 | 18.1 °C |
| 2007 | 18.2 °C |
| 2008 | 18.7 °C |
| 2009 | 18.3 °C |
| 2010 | 19.7 °C |
| 2011 | 19.0 °C |
| 2012 | 19.1 °C |
| 2013 | 18.3 °C |
| 2014 | 17.4 °C |
| 2015 | 18.4 °C |
| 2016 | 19.4 °C |
| 2017 | 18.9 °C |
| 2018 | 19.7 °C |
What this means for you: This station's record is too short to show a reliable trend yet.
Source: daily records from Tiverton (NOAA GHCN-Daily). Years with too many missing days are left out.