Altmar, NY Weather & Growing Conditions
Overnight
48°F
Rain Showers Likely
Rain showers likely. Mostly cloudy, with a low around 48. East wind around 6 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 48°F | Rain Showers Likely | 6 mph E | 73% |
| Sunday | 63°F | Rain Showers | 2 to 7 mph E | 88% |
| Sunday Night | 42°F | Mostly Cloudy | 6 mph N | 3% |
| Monday | 61°F | Partly Sunny | 7 mph N | 0% |
| Monday Night | 42°F | Mostly Cloudy | 7 mph NE | 0% |
| Tuesday | 64°F | Partly Sunny | 6 mph E | 1% |
| Tuesday Night | 42°F | Mostly Cloudy | 5 mph E | 6% |
| Wednesday | 65°F | Mostly Sunny | 8 mph E | 6% |
| Wednesday Night | 42°F | Partly Cloudy | 6 mph E | 6% |
| Thursday | 65°F | Partly Sunny | 5 mph E | 10% |
| Thursday Night | 42°F | Mostly Cloudy | 3 mph NE | 10% |
| Friday | 67°F | Mostly Sunny | 1 to 6 mph NE | 13% |
| Friday Night | 42°F | Partly Cloudy | 1 to 6 mph N | 14% |
| Saturday | 69°F | Partly Sunny | 2 to 7 mph N | 11% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Altmar, NY
Last spring frost
May 12
First fall frost
Oct 5
Growing season
144 days
Hardiness zone
5a
Explore more for Altmar, NY: full frost dates · planting calendar · New York frost dates
Climate data from the nearest NOAA station, Camden, Ny (7.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.