When to plant in Hewlett Harbor, NY

Planting dates worked out from Hewlett Harbor's own frost records, not a generic zone chart.

Safe to plant out

Apr 11

1 year in 10 has a later frost

Average last frost

Apr 1

about a 50% chance of a later one

Average first fall frost

Nov 17

1 year in 10 by Nov 8

Frost-free days

228

median, 1991–2020

Station used: Jfk Intl Ap · 7.0 km away · station 3 m, town 3 m. How we match towns to stations

This season

Plan your garden.

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Planting dates for common crops

Crop	Start indoors	Plant out or sow	Harvest from
Tomato	Feb 25 – Mar 11	Apr 22 – May 6	Jun 16
Sweet pepper	Feb 11 – Feb 25	Apr 22 – May 6	Jun 21
Lettuce (leaf)	Feb 13 – Feb 20	Mar 20 – Apr 3	Apr 29
Peas	—	Mar 20 – Apr 17	May 14
Bush beans	—	Apr 17 – May 8	Jun 6
Carrot	—	Apr 1 – May 13	May 31
Beet	—	Apr 1 – May 13	May 21
Potato	—	Apr 1 – Apr 22	Jun 10
Kale	Feb 13 – Feb 27	Mar 27 – Apr 10	May 9
Broccoli	Feb 6 – Feb 20	Mar 20 – Apr 10	May 19
Cucumber	Mar 25 – Apr 1	Apr 22 – May 6	Jun 11
Summer squash and zucchini	Mar 25 – Apr 1	Apr 22 – May 6	Jun 6
Winter squash	Mar 25 – Apr 1	Apr 22 – May 6	Jul 11
Sweet corn	—	Apr 17 – May 8	Jun 16
Onion (from sets)	—	Mar 20 – Apr 10	Jun 18
Garlic	—	Oct 24 – Nov 21 (fall)	following summer
Spinach	—	Mar 20 – Apr 17	Apr 27
Basil	Mar 11 – Mar 25	Apr 22 – May 6	Jun 18

Plan all 65 crops for Hewlett Harbor

Hewlett Harbor'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
1949	Mar 21
1950	Apr 14
1951	Mar 27
1952	Mar 18
1953	Mar 11
1954	Apr 4
1955	Mar 29
1956	Mar 29
1957	Apr 4
1958	Apr 9
1959	Mar 29
1960	Mar 26
1961	Mar 22
1962	Apr 4
1963	Mar 24
1964	Apr 6
1965	Apr 4
1966	Mar 29
1967	Apr 13
1968	Apr 6
1969	Apr 1
1970	Apr 6
1971	Apr 1
1972	Apr 9
1973	Mar 21
1974	Apr 10
1975	Apr 7
1976	Apr 12
1977	Apr 9
1978	Apr 3
1979	Mar 28
1980	Mar 16
1981	Mar 24
1982	Apr 9
1983	Mar 30
1984	Mar 15
1985	Apr 10
1986	Mar 25
1987	Mar 17
1988	Mar 23
1989	Mar 23
1990	Mar 28
1991	Mar 31
1992	Apr 13
1993	Mar 23
1994	Mar 21
1995	Apr 6
1996	Mar 29
1997	Apr 10
1998	Mar 25
1999	Mar 27
2000	Apr 9
2001	Mar 29
2002	Apr 7
2003	Apr 8
2004	Apr 6
2005	Mar 18
2006	Apr 5
2007	Apr 11
2008	Apr 3
2009	Mar 25
2010	Mar 27
2011	Mar 29
2012	Mar 27
2013	Apr 4
2014	Apr 16
2015	Mar 29
2016	Apr 10
2017	Mar 24
2018	Apr 11
2019	Apr 2
2020	Mar 16
2021	Apr 3
2022	Mar 30
2023	Mar 31
2024	Mar 24

Each year's frost-free daysLong-term trend

See the data as a table

Year	Frost-free days
1949	242
1950	221
1951	221
1952	215
1953	239
1954	219
1955	234
1956	225
1957	220
1958	232
1959	232
1960	226
1961	232
1962	204
1963	245
1964	228
1965	207
1966	215
1967	206
1968	237
1969	205
1970	230
1971	221
1972	225
1973	232
1974	193
1975	238
1976	189
1977	218
1978	236
1979	245
1980	231
1981	245
1982	231
1983	261
1984	248
1985	235
1986	232
1987	238
1988	221
1989	240
1990	225
1991	231
1992	208
1993	229
1994	246
1995	217
1996	227
1997	218
1998	263
1999	247
2000	224
2001	228
2002	233
2003	214
2004	216
2005	245
2006	242
2007	213
2008	228
2009	256
2010	246
2011	215
2012	223
2013	221
2014	212
2015	239
2016	242
2017	230
2018	214
2019	219
2020	228
2021	233
2022	233
2023	226
2024	250

Each year's average temperature, April to SeptemberLong-term trend

See the data as a table

Year	Growing-season temperature
1949	19.6 °C
1950	17.6 °C
1951	18.8 °C
1952	19.6 °C
1953	19.3 °C
1954	18.6 °C
1955	19.7 °C
1956	17.6 °C
1957	19.1 °C
1958	18.6 °C
1959	20.1 °C
1960	19.4 °C
1961	19.2 °C
1962	18.5 °C
1963	18.7 °C
1964	18.9 °C
1965	18.2 °C
1966	18.5 °C
1967	16.9 °C
1968	19.1 °C
1969	19.8 °C
1970	19.9 °C
1971	19.7 °C
1972	19.3 °C
1973	19.0 °C
1974	19.2 °C
1975	18.6 °C
1976	18.7 °C
1977	18.9 °C
1978	19.2 °C
1979	19.0 °C
1980	20.0 °C
1981	19.8 °C
1982	18.7 °C
1983	20.0 °C
1984	19.7 °C
1985	19.6 °C
1986	19.3 °C
1987	19.2 °C
1988	19.2 °C
1989	19.0 °C
1990	18.9 °C
1991	20.4 °C
1992	18.2 °C
1993	19.8 °C
1994	19.6 °C
1995	19.7 °C
1996	18.5 °C
1997	18.6 °C
1998	19.6 °C
1999	19.9 °C
2000	18.5 °C
2001	19.5 °C
2002	19.8 °C
2003	18.7 °C
2004	19.4 °C
2005	20.0 °C
2006	19.6 °C
2007	19.3 °C
2008	19.7 °C
2009	19.1 °C
2010	21.2 °C
2011	20.4 °C
2012	20.5 °C
2013	19.5 °C
2014	19.6 °C
2015	21.0 °C
2016	20.4 °C
2017	20.0 °C
2018	19.7 °C
2019	20.0 °C
2020	19.5 °C
2021	20.0 °C
2022	20.4 °C
2023	19.7 °C
2024	20.5 °C

What this means for you: Since 1949, Hewlett Harbor's last spring frost has stayed at about the same time of year. The frost-free season has grown by about 1 days per decade. Year-to-year swings are large, so keep using the safe date rather than the trend.

Source: daily records from Jfk Intl Ap (NOAA GHCN-Daily). Years with too many missing days are left out.

Nearby towns

Bay Park East Rockaway Hewlett Lynbrook Woodmere Oceanside