Plattsburgh, NY Weather & Growing Conditions
Overnight
54°F
Mostly Cloudy
Mostly cloudy, with a low around 54. South wind around 8 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 54°F | Mostly Cloudy | 8 mph S | 8% |
| Wednesday | 72°F | Mostly Sunny | 8 mph S | 6% |
| Wednesday Night | 52°F | Mostly Cloudy | 5 to 8 mph S | 3% |
| Thursday | 66°F | Rain Showers | 9 mph S | 93% |
| Thursday Night | 49°F | Chance Rain Showers then Patchy Fog | 6 mph SW | 45% |
| Friday | 62°F | Patchy Fog then Mostly Cloudy | 3 mph SE | 7% |
| Friday Night | 43°F | Chance Light Rain | 5 mph N | 34% |
| Saturday | 52°F | Chance Light Rain | 7 mph N | 48% |
| Saturday Night | 38°F | Chance Light Rain | 6 mph NW | 48% |
| Sunday | 50°F | Chance Light Rain | 5 to 8 mph NW | 43% |
| Sunday Night | 35°F | Mostly Cloudy then Slight Chance Light Rain | 5 mph W | 17% |
| Monday | 49°F | Slight Chance Light Rain | 5 to 12 mph W | 23% |
| Monday Night | 32°F | Mostly Cloudy | 6 mph SW | 13% |
| Tuesday | 52°F | Chance Light Rain | 5 to 10 mph SW | 34% |
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 Nov 4, 2026.