Potsdam, NY Weather & Growing Conditions
Today
76°F
Mostly Sunny
Mostly sunny. High near 76, with temperatures falling to around 70 in the afternoon. Southwest wind 3 to 9 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 76°F | Mostly Sunny | 3 to 9 mph SW | 6% |
| Tonight | 57°F | Mostly Cloudy | 6 to 10 mph S | 14% |
| Thursday | 68°F | Rain Showers | 12 mph SW | 98% |
| Thursday Night | 50°F | Mostly Cloudy then Patchy Fog | 6 to 9 mph SW | 1% |
| Friday | 62°F | Patchy Fog then Slight Chance Light Rain | 5 mph W | 17% |
| Friday Night | 42°F | Slight Chance Light Rain | 2 to 6 mph NE | 24% |
| Saturday | 51°F | Chance Light Rain | 8 mph NE | 43% |
| Saturday Night | 35°F | Chance Light Rain | 6 mph N | 49% |
| Sunday | 49°F | Chance Light Rain | 6 to 10 mph W | 40% |
| Sunday Night | 32°F | Chance Light Rain | 7 mph SW | 27% |
| Monday | 48°F | Chance Light Rain | 7 to 12 mph W | 27% |
| Monday Night | 31°F | Slight Chance Light Rain then Mostly Cloudy | 5 to 8 mph SW | 20% |
| Tuesday | 50°F | Chance Light Rain | 8 to 14 mph SW | 46% |
| Tuesday Night | 29°F | Chance Light Rain | 6 to 10 mph W | 46% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Potsdam, NY
Last spring frost
May 5
First fall frost
Oct 8
Growing season
156 days
Hardiness zone
4b
Explore more for Potsdam, NY: full frost dates · planting calendar · New York frost dates
Climate data from the nearest NOAA station, Colton 2 N, Ny (8.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.