Altmar, NY Weather & Growing Conditions
Today
66°F
Mostly Sunny
Mostly sunny, with a high near 66. Southeast wind around 3 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 66°F | Mostly Sunny | 3 mph SE | 0% |
| Tonight | 46°F | Mostly Cloudy then Rain Showers Likely | 2 to 7 mph E | 56% |
| Sunday | 59°F | Rain Showers | 5 to 8 mph E | 90% |
| Sunday Night | 41°F | Mostly Cloudy | 7 mph N | 1% |
| Monday | 61°F | Partly Sunny | 7 mph N | 0% |
| Monday Night | 40°F | Mostly Cloudy | 3 to 7 mph NE | 0% |
| Tuesday | 64°F | Partly Sunny | 5 mph E | 1% |
| Tuesday Night | 41°F | Mostly Cloudy | 6 mph E | 1% |
| Wednesday | 65°F | Partly Sunny | 8 mph E | 3% |
| Wednesday Night | 42°F | Mostly Cloudy | 6 mph E | 10% |
| Thursday | 64°F | Slight Chance Rain Showers | 6 mph E | 19% |
| Thursday Night | 42°F | Slight Chance Rain Showers | 5 mph NE | 19% |
| Friday | 66°F | Slight Chance Rain Showers | 6 mph NE | 18% |
| Friday Night | 43°F | Slight Chance Rain Showers then Mostly Cloudy | 6 mph NE | 15% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Altmar, NY
Last spring frost
May 10
First fall frost
Oct 14
Growing season
156 days
Hardiness zone
5b
Explore more for Altmar, NY: full frost dates · planting calendar · New York frost dates
Climate data from the nearest NOAA station, Pulaski, Ny (9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.