Port Henry, NY Weather & Growing Conditions
Today
83°F
Sunny
Sunny, with a high near 83. Southwest wind around 3 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 83°F | Sunny | 3 mph SW | 0% |
| Tonight | 61°F | Mostly Clear | 1 to 5 mph SW | 0% |
| Wednesday | 83°F | Mostly Sunny | 1 to 8 mph S | 0% |
| Wednesday Night | 66°F | Partly Cloudy then Slight Chance Rain Showers | 3 to 8 mph S | 22% |
| Thursday | 84°F | Showers And Thunderstorms Likely | 6 mph S | 66% |
| Thursday Night | 68°F | Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms | 1 to 5 mph S | 66% |
| Friday | 84°F | Showers And Thunderstorms Likely | 3 mph SW | 60% |
| Friday Night | 66°F | Showers And Thunderstorms Likely | 0 to 3 mph SW | 60% |
| Saturday | 83°F | Showers And Thunderstorms Likely | 0 to 3 mph S | 55% |
| Saturday Night | 66°F | Showers And Thunderstorms Likely | 3 mph SW | 55% |
| Sunday | 86°F | Sunny then Slight Chance Showers And Thunderstorms | 2 to 7 mph SW | 15% |
| Sunday Night | 66°F | Slight Chance Showers And Thunderstorms | 6 mph SW | 23% |
| Monday | 84°F | Chance Rain Showers | 5 to 9 mph SW | 34% |
| Monday Night | 64°F | Chance Rain Showers | 2 to 7 mph SW | 34% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Port Henry, NY
Last spring frost
Apr 30
First fall frost
Oct 17
Growing season
168 days
Hardiness zone
5a
Explore more for Port Henry, NY: full frost dates · planting calendar · New York frost dates
Climate data from the nearest NOAA station, Vergennes, Vt (13.3 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.