Edgartown, MA Frost Dates & Growing Season

The two dates every Edgartown garden is planned around, plus ready-computed planting windows for the most popular crops.

Last spring frost
Apr 17
~50% chance of frost after
First fall frost
Nov 3
~50% chance of frost before
Growing season
200 days
frost-free stretch
USDA zone
≈ 6b
estimated from nearby reference
Risky (1 year in 10)MedianSafe (9 years in 10)
Last spring frost Apr 4 Apr 17 May 3
First fall frost Nov 18 Nov 3 Oct 20
Hard freeze (28°F), median last Apr 2 · first Nov 16

Computed from NOAA 1991–2020 climate normals at the EDGARTOWN station. "Safe" means frost past that date happens only about one year in ten. Your exact garden can still run days either way with elevation and terrain — check your own ZIP with the frost date lookup.

Planting windows for Edgartown

Computed from Edgartown's own frost dates. Click any crop for the full zone-6 growing guide — varieties, spacing, fall plantings, and more.

CropStart seeds indoorsTransplantDirect sow
🍅 Tomatoes Feb 20 – Mar 6 Apr 24 – May 1
🫑 Peppers Feb 6 – Feb 20 May 1 – May 8
🥬 Lettuce Mar 6 – Mar 20 Mar 20 – Apr 3 Mar 20 – Apr 17
🫛 Peas Mar 6 – Mar 20
🥕 Carrots Mar 27 – Apr 17
🥦 Broccoli Feb 27 – Mar 13 Mar 27 – Apr 10
🥬 Kale Mar 6 – Mar 20 Mar 20 – Apr 3 Mar 20 – Apr 3
🥒 Cucumbers Mar 20 – Mar 27 Apr 24 – May 1 Apr 24 – May 1
🥒 Zucchini Mar 20 – Mar 27 Apr 24 – May 1 Apr 24 – May 1
🫘 Green Beans (Bush) Apr 24 – May 1
🌽 Sweet Corn Apr 24 – May 1
🌿 Basil Mar 6 – Mar 20 Apr 24 – May 1 May 1 – May 8
🧄 Garlic Fall: Sep 22 – Oct 20

Want this for all 50 crops, or as a printable seed-shelf schedule? Use the planting calendar and the seed starting scheduler — both can use Edgartown's dates automatically after a lookup.

Reading the season in Edgartown

With roughly 200 frost-free days, Edgartown gardens fit long-season crops — melons, winter squash, sweet potatoes — with room left for spring and fall rounds of greens and roots. The first frost around Nov 3 is late enough that fall planting is a full second season, not an afterthought.

Frequently asked questions

When is the last frost in Edgartown, MA?

The average last spring frost in Edgartown is around Apr 17, based on 1991–2020 climate normals. That's a median — about half of years see a later frost, so tender crops are safest going out a week or two after this date.

When is the first frost in Edgartown, MA?

The average first fall frost in Edgartown arrives around Nov 3. Crops still in the garden need to mature before then, and frost-tender plants need harvesting or protection as the date approaches.

How long is the growing season in Edgartown?

About 200 frost-free days on average, from Apr 17 to Nov 3. That comfortably fits long-season crops like melons and winter squash, plus spring and fall plantings of cool-season vegetables.

What USDA zone is Edgartown in?

USDA zone 6b on the 2023 Plant Hardiness Zone Map. Note that zones describe winter cold, not frost timing — these frost dates are the numbers to plan plantings around.