Altamont, NY Weather & Growing Conditions
Tonight
49°F
Mostly Cloudy
Mostly cloudy, with a low around 49. Southwest wind around 1 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 49°F | Mostly Cloudy | 1 mph SW | 6% |
| Wednesday | 72°F | Sunny | 0 to 7 mph S | 5% |
| Wednesday Night | 53°F | Mostly Cloudy | 2 to 6 mph S | 8% |
| Thursday | 68°F | Rain Showers | 8 mph S | 92% |
| Thursday Night | 56°F | Chance Rain Showers | 1 to 5 mph SW | 31% |
| Friday | 65°F | Chance Rain Showers then Light Rain Likely | 2 mph NW | 57% |
| Friday Night | 49°F | Light Rain Likely | 2 mph NW | 57% |
| Saturday | 59°F | Chance Light Rain | 5 mph NW | 45% |
| Saturday Night | 42°F | Chance Light Rain | 6 to 9 mph W | 44% |
| Sunday | 55°F | Chance Light Rain | 5 to 10 mph W | 27% |
| Sunday Night | 37°F | Slight Chance Light Rain | 7 mph W | 22% |
| Monday | 54°F | Chance Light Rain | 8 to 13 mph W | 29% |
| Monday Night | 36°F | Chance Light Rain | 7 to 10 mph W | 29% |
| Tuesday | 56°F | Chance Light Rain | 8 to 13 mph W | 27% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Altamont, NY
Last spring frost
May 7
First fall frost
Oct 7
Growing season
153 days
Hardiness zone
5b
Explore more for Altamont, NY: full frost dates · planting calendar · New York frost dates
Climate data from the nearest NOAA station, Delanson 2Ne, Ny (8.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.