When to plant in Amsterdam, NY
USDA Zone 5bAmsterdam, New York frost dates, USDA zone, and a full-year planting calendar, drawn from the nearest NOAA station and tuned to the local season.
Amsterdam's nearest full-normals station sits about 19 km out, so treat these as a close estimate — local microclimate can nudge your first and last frost. Zone 5b means Amsterdam sees real winter cold, but a good range of perennials survive; the frost dates above govern when annual vegetables go out.
Frost probability
DELANSON 2NE · 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 Amsterdam’s own odds, recorded at DELANSON 2NE.
| Threshold | SPRING 10% | SPRING 50% | SPRING 90% | FALL 10% | FALL 50% | FALL 90% |
|---|---|---|---|---|---|---|
| 36°F | Jun 1 | May 18 | May 2 | Sep 14 | Sep 28 | Oct 10 |
| 32°F | May 23 | May 7 | Apr 22 | Sep 25 | Oct 7 | Oct 22 |
| 28°F | May 11 | Apr 23 | Apr 9 | Oct 4 | Oct 19 | Nov 4 |
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 Amsterdam, drawn to the day from the local frost dates. The dashed line is today.
Nearby weather stations
3 within 32 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.
Amsterdam planting FAQ
When is the last spring frost in Amsterdam, NY?
Plan for the last spring frost in Amsterdam around May 7 (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 Amsterdam, NY?
The first fall frost in Amsterdam typically arrives around October 7 (50% probability at 32°F). Harvest or protect frost-sensitive crops before then.
What hardiness zone is Amsterdam in?
Amsterdam is in USDA hardiness zone 5b. In zone 5b, winters are cold — pick cold-hardy varieties and protect tender crops.
How long is the growing season in Amsterdam?
There are roughly 153 frost-free days in Amsterdam (a moderate growing season), running from the average last frost around May 7 to the first fall frost near October 7.
When should I plant tomatoes in Amsterdam?
In Amsterdam, start tomato seeds indoors around March 12–March 26, then transplant seedlings outdoors around May 14 once the danger of frost has passed.
Never miss a window in Amsterdam
An email when it’s time to start seeds, transplant, and sow — timed to Amsterdam’s frost dates. Double opt-in, one-click unsubscribe, no spam.
Nearby cities
8 within reach- Gloversville · 17 km
- East Glenville · 23 km
- Rotterdam · 26 km
- Schenectady · 26 km
- Niskayuna · 29 km
- Saratoga Springs · 36 km
- Roessleville · 42 km
- Latham · 42 km
Frost dates recorded at DELANSON 2NE, 19 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 Amsterdam, NY — Frost Dates & Zone 5b." Frost normals: NOAA NCEI U.S. Climate Normals 1991–2020, station USC00302031. Retrieved from https://blissgarden.com/new-york/amsterdam.