When to plant in Easthampton, MA
USDA Zone 6aEasthampton, Massachusetts frost dates, USDA zone, and a full-year planting calendar, drawn from the nearest NOAA station and tuned to the local season.
Zone 6a means Easthampton sees real winter cold, but a good range of perennials survive; the frost dates above govern when annual vegetables go out.
Frost probability
WESTFIELD BARNES MUNI AP · 1991–2020The date the last spring and first fall frost occur, by threshold and probability. A 90% date is later in spring — and earlier in fall — than a 10% date; the 50% · 32°F row is what most gardeners plan around. These are Easthampton’s own odds, recorded at WESTFIELD BARNES MUNI AP.
| Threshold | SPRING 10% | SPRING 50% | SPRING 90% | FALL 10% | FALL 50% | FALL 90% |
|---|---|---|---|---|---|---|
| 36°F | May 28 | May 14 | May 1 | Sep 16 | Sep 30 | Oct 11 |
| 32°F | May 17 | May 3 | Apr 20 | Sep 26 | Oct 8 | Oct 25 |
| 28°F | May 5 | Apr 21 | Apr 6 | Oct 6 | Oct 20 | Nov 5 |
Download this table as CSV ↓ — every threshold and probability, plus this city’s planting-window dates.
What to plant now
TODAY · JULY 19Full-year planting calendar
Each bar is the exact window to take a planting action in Easthampton, drawn to the day from the local frost dates. The dashed line is today.
Nearby weather stations
3 within 22 km · complete 32°F normalsWhen stations disagree by more than a few days, that spread is real microclimate variation — elevation, water, urban heat. Judge which station best matches your own yard.
Easthampton planting FAQ
When is the last spring frost in Easthampton, MA?
Plan for the last spring frost in Easthampton around May 3 (the date it has a 50% chance of a 32°F freeze). Anything frost-sensitive should go out after it.
When is the first fall frost in Easthampton, MA?
In Easthampton, the first 32°F freeze of fall lands around October 8 on average. Time your last harvests and any season-extension cover before it.
What hardiness zone is Easthampton in?
Easthampton is in USDA hardiness zone 6a. In zone 6a, winters are moderate — most common vegetables grow well in season.
How long is the growing season in Easthampton?
There are roughly 158 frost-free days in Easthampton (a moderate growing season), running from the average last frost around May 3 to the first fall frost near October 8.
When should I plant tomatoes in Easthampton?
In Easthampton, start tomato seeds indoors around March 8–March 22, then transplant seedlings outdoors around May 10 once the danger of frost has passed.
Never miss a window in Easthampton
An email when it’s time to start seeds, transplant, and sow — timed to Easthampton’s frost dates. Double opt-in, one-click unsubscribe, no spam.
Nearby cities
8 within reach- Holyoke · 6 km
- Northampton · 7 km
- Chicopee · 13 km
- West Springfield Town · 16 km
- Westfield · 16 km
- Amherst Town · 17 km
- Springfield · 20 km
- Agawam Town · 22 km
Frost dates recorded at WESTFIELD BARNES MUNI AP, 13 km from the city center · 1991–2020 NOAA climate normals · zone from the USDA/PRISM 2023 map. How we compute this.
BlissGarden. "When to Plant in Easthampton, MA — Frost Dates & Zone 6a." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USW00014775. Retrieved from https://blissgarden.com/massachusetts/easthampton.