Chatham, NY Weather & Growing Conditions
Tonight
52°F
Mostly Cloudy
Mostly cloudy, with a low around 52. South wind around 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 52°F | Mostly Cloudy | 5 mph S | 6% |
| Wednesday | 71°F | Sunny | 3 to 9 mph S | 4% |
| Wednesday Night | 58°F | Mostly Cloudy | 8 mph S | 5% |
| Thursday | 66°F | Rain Showers | 9 mph S | 78% |
| Thursday Night | 60°F | Chance Rain Showers | 1 to 6 mph SW | 44% |
| Friday | 65°F | Chance Rain Showers then Light Rain Likely | 3 mph NW | 67% |
| Friday Night | 51°F | Light Rain Likely | 3 mph N | 67% |
| Saturday | 60°F | Chance Light Rain | 5 mph NW | 53% |
| Saturday Night | 41°F | Chance Light Rain | 5 mph NW | 42% |
| Sunday | 55°F | Chance Light Rain then Partly Sunny | 3 to 7 mph NW | 35% |
| Sunday Night | 35°F | Slight Chance Light Rain | 3 mph W | 17% |
| Monday | 54°F | Chance Light Rain | 3 to 9 mph NW | 29% |
| Monday Night | 34°F | Chance Light Rain | 6 mph W | 29% |
| Tuesday | 55°F | Chance Light Rain | 8 mph SW | 26% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Chatham, NY
Last spring frost
Apr 27
First fall frost
Oct 14
Growing season
171 days
Hardiness zone
6a
Explore more for Chatham, NY: full frost dates · planting calendar · New York frost dates
Climate data from the nearest NOAA station, Valatie 1 N, Ny (8.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.