Amagansett, NY frost dates
Last spring frostApr 7median date
First fall frostNov 15median date
Growing season222 daysfrost-free
Hardiness zone7bZone 7b
How Amagansett compares
- In 8 years out of 10, the last spring frost in Amagansett falls between March 26 and April 20, a 25-day window. The first fall frost falls between November 2 and November 29.
- The median last frost is 26 days earlier than the New York median of May 3.
- Its 222-day growing season is longer than 94% of the 1,610 New York places with a regular frost season (state median 163 days).
- The last frost is typical for zone 7b, where the median is Apr 5.
- The weather station records an average of 74 nights a year at or below 32°F.
- Compared with New Haven, CT, 78 km away, the last frost here is 10 days earlier than there and the growing season is 29 days longer.
Frost probability
| Chance of frost after | Date |
|---|---|
| 90% (early) | March 26 |
| 50% (median) | April 7 |
| 10% (safe for tender plants) | April 20 |
| Chance of frost before | Date |
|---|---|
| 10% (early) | November 2 |
| 50% (median) | November 15 |
| 90% (late) | November 29 |
Frost here means 32°F (0°C). A median date means half of years have their last frost earlier and half later.
Planting calendar for Amagansett, NY
Amagansett, NY frost dates — last frost Apr 7, first frost Nov 15, zone 7b. whenisthelastfrost.com
Crop
JFMAMJJASOND
Start indoors: Jan 13 to Jan 27Transplant outside: Mar 10 to Mar 24
Start indoors: Jan 27 to Feb 10Transplant outside: Apr 21 to May 5
Start indoors: Jan 27 to Feb 10Transplant outside: Apr 21 to May 5
Start indoors: Feb 10 to Feb 24Transplant outside: Apr 14 to Apr 28
Start indoors: Feb 10 to Feb 24Transplant outside: Mar 17 to Mar 31Sow outdoors: Mar 10 to Apr 14Plant for fall: Sep 20 to Oct 18
Start indoors: Feb 10 to Feb 24Transplant outside: Mar 10 to Mar 24Sow outdoors: Mar 10 to Mar 24Plant for fall: Sep 6 to Sep 27
Start indoors: Feb 10 to Feb 24Transplant outside: Mar 24 to Apr 7Plant for fall: Aug 9 to Aug 30
Start indoors: Feb 10 to Feb 24Transplant outside: Mar 17 to Mar 31Plant for fall: Aug 9 to Aug 30
Start indoors: Feb 10 to Feb 24Transplant outside: Mar 24 to Apr 7Plant for fall: Aug 9 to Aug 30
Start indoors: Feb 24 to Mar 10Transplant outside: Apr 28 to May 12Sow outdoors: Apr 28 to May 12
Start indoors: Feb 24 to Mar 10Transplant outside: Apr 14 to Apr 28
Sow outdoors: Feb 24 to Mar 17Plant for fall: Aug 23 to Sep 13
Sow outdoors: Feb 24 to Mar 17Plant for fall: Sep 20 to Oct 11
Sow outdoors: Mar 3 to Apr 14Plant for fall: Oct 4 to Oct 25
Start indoors: Mar 10 to Mar 17Transplant outside: Apr 21 to Apr 28Sow outdoors: Apr 14 to Apr 28Plant for fall: Aug 30 to Sep 13
Start indoors: Mar 10 to Mar 17Sow outdoors: Apr 14 to Apr 28Plant for fall: Sep 6 to Sep 20
Start indoors: Mar 10 to Mar 17Sow outdoors: Apr 14 to Apr 28
Start indoors: Mar 10 to Mar 17Transplant outside: Apr 21 to May 5
Sow outdoors: Mar 17 to Apr 14Plant for fall: Aug 23 to Sep 6
Sow outdoors: Mar 17 to Apr 14Plant for fall: Sep 6 to Sep 20
Sow outdoors: Mar 17 to Apr 7
Sow outdoors: Mar 24 to Apr 21Plant for fall: Sep 6 to Sep 20
Sow outdoors: Mar 24 to Apr 14Plant for fall: Sep 20 to Oct 11
Sow outdoors: Apr 14 to May 5Plant for fall: Aug 30 to Sep 13
Sow outdoors: Apr 14 to Apr 28
Transplant outside: Apr 21 to May 12
Plant for fall: Nov 1 to Dec 6
Start indoorsTransplant outsideSow outdoorsPlant for fallMedian frost dates
When to plant vegetables in Amagansett, NY
| Crop | Start indoors | Transplant | Sow outdoors | Fall crop |
|---|---|---|---|---|
| Onions | Jan 13 – Jan 27 | Mar 10 – Mar 24 | — | — |
| Peppers | Jan 27 – Feb 10 | Apr 21 – May 5 | — | — |
| Eggplant | Jan 27 – Feb 10 | Apr 21 – May 5 | — | — |
| Tomatoes | Feb 10 – Feb 24 | Apr 14 – Apr 28 | — | — |
| Lettuce | Feb 10 – Feb 24 | Mar 17 – Mar 31 | Mar 10 – Apr 14 | Sep 20 – Oct 18 |
| Kale | Feb 10 – Feb 24 | Mar 10 – Mar 24 | Mar 10 – Mar 24 | Sep 6 – Sep 27 |
| Broccoli | Feb 10 – Feb 24 | Mar 24 – Apr 7 | — | Aug 9 – Aug 30 |
| Cabbage | Feb 10 – Feb 24 | Mar 17 – Mar 31 | — | Aug 9 – Aug 30 |
| Cauliflower | Feb 10 – Feb 24 | Mar 24 – Apr 7 | — | Aug 9 – Aug 30 |
| Okra | Feb 24 – Mar 10 | Apr 28 – May 12 | Apr 28 – May 12 | — |
| Basil | Feb 24 – Mar 10 | Apr 14 – Apr 28 | — | — |
| Peas | — | — | Feb 24 – Mar 17 | Aug 23 – Sep 13 |
| Spinach | — | — | Feb 24 – Mar 17 | Sep 20 – Oct 11 |
| Radishes | — | — | Mar 3 – Apr 14 | Oct 4 – Oct 25 |
| Cucumbers | Mar 10 – Mar 17 | Apr 21 – Apr 28 | Apr 14 – Apr 28 | Aug 30 – Sep 13 |
| Zucchini & Summer Squash | Mar 10 – Mar 17 | — | Apr 14 – Apr 28 | Sep 6 – Sep 20 |
| Winter Squash & Pumpkins | Mar 10 – Mar 17 | — | Apr 14 – Apr 28 | — |
| Melons & Watermelon | Mar 10 – Mar 17 | Apr 21 – May 5 | — | — |
| Carrots | — | — | Mar 17 – Apr 14 | Aug 23 – Sep 6 |
| Beets | — | — | Mar 17 – Apr 14 | Sep 6 – Sep 20 |
| Potatoes | — | — | Mar 17 – Apr 7 | — |
| Swiss Chard | — | — | Mar 24 – Apr 21 | Sep 6 – Sep 20 |
| Cilantro | — | — | Mar 24 – Apr 14 | Sep 20 – Oct 11 |
| Green Beans | — | — | Apr 14 – May 5 | Aug 30 – Sep 13 |
| Sweet Corn | — | — | Apr 14 – Apr 28 | — |
| Sweet Potatoes | — | Apr 21 – May 12 | — | — |
| Garlic | — | — | — | Nov 1 – Dec 6 |
Dates come from the median frost dates and common extension-service timing. Adjust for your soil temperature, microclimate and the varieties you grow.
About these dates
Based on 1991–2020 NOAA climate normals for the Montauk Ap, NY weather station, 17 km away (elevation 7 ft (2 m)).
Frost dates near Amagansett
- East Hampton Apr 23 · Oct 24
- Wainscott Apr 23 · Oct 24
- Montauk Apr 7 · Nov 15
- Sagaponack Apr 23 · Oct 24
- Sag Harbor Apr 23 · Oct 24
- Bridgehampton Apr 23 · Oct 24
- Shelter Island Apr 6 · Nov 17
- Water Mill Apr 23 · Oct 24
- Orient Apr 6 · Nov 17
- Shelter Island Heights Apr 6 · Nov 17
Frequently asked questions
When is the last frost in Amagansett, NY?
The median last spring frost in Amagansett, NY is April 7. There is still about a 10% chance of frost after April 20, so wait until then to plant frost-tender crops like tomatoes and peppers.
When is the first frost in Amagansett, NY?
The median first fall frost is November 15, with about a 10% chance of frost before November 2.
How long is the growing season in Amagansett, NY?
About 222 days between the median last spring frost and first fall frost.
What planting zone is Amagansett, NY?
Amagansett, NY is in USDA hardiness zone 7b.