Plattsburgh, NY Weather & Growing Conditions
Today
63°F
Sunny
Sunny, with a high near 63. Northeast wind around 3 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 63°F | Sunny | 3 mph NE | 0% |
| Tonight | 44°F | Mostly Cloudy | 0 to 5 mph SW | 1% |
| Sunday | 56°F | Rain Showers | 5 to 10 mph S | 95% |
| Sunday Night | 44°F | Mostly Cloudy | 2 to 7 mph NE | 8% |
| Monday | 60°F | Partly Sunny | 9 mph N | 0% |
| Monday Night | 40°F | Mostly Cloudy | 2 to 6 mph N | 0% |
| Tuesday | 62°F | Mostly Sunny | 3 to 7 mph N | 0% |
| Tuesday Night | 41°F | Partly Cloudy | 0 to 5 mph N | 0% |
| Wednesday | 66°F | Sunny | 0 to 5 mph NE | 0% |
| Wednesday Night | 43°F | Partly Cloudy | 2 mph SE | 2% |
| Thursday | 65°F | Mostly Sunny then Slight Chance Rain Showers | 1 to 5 mph E | 17% |
| Thursday Night | 44°F | Slight Chance Rain Showers | 3 mph N | 19% |
| Friday | 66°F | Slight Chance Rain Showers | 2 to 8 mph N | 22% |
| Friday Night | 45°F | Slight Chance Rain Showers | 2 to 7 mph N | 19% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Plattsburgh, NY
Last spring frost
May 6
First fall frost
Oct 5
Growing season
152 days
Hardiness zone
5a
Explore more for Plattsburgh, NY: full frost dates · planting calendar · New York frost dates
Climate data from the nearest NOAA station, Plattsburgh Intl Ap, Ny (4.1 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.