Poestenkill, NY Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Poestenkill, a community in Rensselaer County, New York.
Today
65°F
Mostly Sunny
Mostly sunny, with a high near 65. Northwest wind around 3 mph.
7-day forecast for Poestenkill
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 65°F | Mostly Sunny | 3 mph NW | 0% |
| Tonight | 49°F | Mostly Cloudy | 1 to 9 mph SE | 4% |
| Sunday | 58°F | Rain | 6 to 10 mph SE | 99% |
| Sunday Night | 45°F | Rain then Chance Rain Showers | 3 to 9 mph NE | 79% |
| Monday | 63°F | Partly Sunny | 10 mph N | 0% |
| Monday Night | 42°F | Mostly Cloudy | 2 to 8 mph N | 1% |
| Tuesday | 64°F | Partly Sunny | 5 mph NE | 2% |
| Tuesday Night | 41°F | Mostly Cloudy | 5 mph NE | 1% |
| Wednesday | 66°F | Partly Sunny | 2 to 8 mph E | 4% |
| Wednesday Night | 42°F | Mostly Cloudy then Slight Chance Rain Showers | 2 to 6 mph E | 17% |
| Thursday | 64°F | Chance Rain Showers | 6 mph NE | 29% |
| Thursday Night | 43°F | Chance Rain Showers | 6 mph NE | 32% |
| Friday | 65°F | Chance Rain Showers | 5 to 8 mph N | 30% |
| Friday Night | 44°F | Chance Rain Showers | 8 mph N | 30% |
Forecast source: National Weather Service (api.weather.gov) for Poestenkill (42.694, -73.553). Updated through the day.
Growing snapshot for Poestenkill
Last spring frost
Apr 19
First fall frost
Oct 26
Growing season
190 days
Hardiness zone
6a
More local growing data for Poestenkill: nearby ZIP 12140 weather · frost dates · planting calendar · New York frost dates
Nearby towns & communities
Averill Park
Castleton-on-Hudson
East Greenbush
East Nassau
Hampton Manor
Hoosick Falls
Nassau
Nassau Lake
Schaghticoke
Stillwater
Valley Falls
West Sand Lake
Wynantskill
Climate data from the nearest NOAA station, Troy L&D, Ny (7.5 mi from Poestenkill). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.