Poestenkill, NY Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Poestenkill, a community in Rensselaer County, New York.
Overnight
57°F
Mostly Clear
Mostly clear, with a low around 57. East wind around 2 mph.
7-day forecast for Poestenkill
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 57°F | Mostly Clear | 2 mph E | 0% |
| Tuesday | 82°F | Sunny | 3 mph SW | 0% |
| Tuesday Night | 61°F | Partly Cloudy | 0 to 3 mph S | 0% |
| Wednesday | 82°F | Partly Sunny | 2 to 6 mph S | 0% |
| Wednesday Night | 66°F | Mostly Cloudy then Chance Rain Showers | 5 mph S | 18% |
| Thursday | 85°F | Isolated Showers And Thunderstorms | 6 mph S | 74% |
| Thursday Night | 68°F | Chance Showers And Thunderstorms | 5 mph S | 74% |
| Friday | 85°F | Chance Showers And Thunderstorms | 5 mph SW | 70% |
| Friday Night | 67°F | Chance Showers And Thunderstorms | 3 mph S | 70% |
| Saturday | 84°F | Showers And Thunderstorms Likely | 5 mph SW | 68% |
| Saturday Night | 65°F | Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms | 3 mph SW | 68% |
| Sunday | 86°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 2 to 6 mph SW | 18% |
| Sunday Night | 66°F | Slight Chance Showers And Thunderstorms | 5 mph SW | 21% |
| Monday | 85°F | Mostly Sunny then Chance Showers And Thunderstorms | 3 to 9 mph SW | 41% |
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 Aug 4, 2026.