Altmar, NY Weather & Growing Conditions
Today
77°F
Areas Of Fog then Sunny
Areas of fog before 10am. Sunny, with a high near 77. West wind 1 to 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 77°F | Areas Of Fog then Sunny | 1 to 5 mph W | 0% |
| Tonight | 57°F | Mostly Clear | 0 to 3 mph SE | 0% |
| Wednesday | 82°F | Mostly Sunny | 6 mph SE | 0% |
| Wednesday Night | 64°F | Mostly Cloudy then Slight Chance Rain Showers | 5 mph S | 22% |
| Thursday | 81°F | Showers And Thunderstorms Likely | 5 mph S | 74% |
| Thursday Night | 64°F | Showers And Thunderstorms Likely | 2 mph S | 74% |
| Friday | 79°F | Chance Rain Showers then Chance Showers And Thunderstorms | 5 mph SW | 54% |
| Friday Night | 61°F | Chance Showers And Thunderstorms | 2 mph SW | 54% |
| Saturday | 79°F | Chance Showers And Thunderstorms | 1 to 5 mph SW | 46% |
| Saturday Night | 61°F | Chance Showers And Thunderstorms | 3 mph SW | 39% |
| Sunday | 80°F | Chance Showers And Thunderstorms | 2 to 7 mph SW | 26% |
| Sunday Night | 62°F | Chance Showers And Thunderstorms | 5 mph SW | 50% |
| Monday | 78°F | Rain Showers Likely | 3 to 8 mph SW | 59% |
| Monday Night | 59°F | Chance Showers And Thunderstorms | 2 to 7 mph SW | 59% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Altmar, NY
Last spring frost
May 22
First fall frost
Sep 26
Growing season
125 days
Hardiness zone
4b
Explore more for Altmar, NY: full frost dates · planting calendar · New York frost dates
Climate data from the nearest NOAA station, Highmarket 2W, Ny (12.6 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Aug 4, 2026.