Chatham, NY Weather & Growing Conditions
Overnight
48°F
Mostly Cloudy
Mostly cloudy, with a low around 48. Southeast wind around 6 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 48°F | Mostly Cloudy | 6 mph SE | 3% |
| Sunday | 61°F | Rain Showers | 8 mph SE | 98% |
| Sunday Night | 47°F | Rain Showers then Cloudy | 3 to 7 mph NE | 79% |
| Monday | 64°F | Partly Sunny | 7 mph N | 0% |
| Monday Night | 43°F | Mostly Cloudy | 2 to 6 mph N | 2% |
| Tuesday | 63°F | Partly Sunny | 5 mph NE | 2% |
| Tuesday Night | 42°F | Mostly Cloudy | 5 mph NE | 1% |
| Wednesday | 64°F | Partly Sunny | 3 to 7 mph NE | 2% |
| Wednesday Night | 41°F | Mostly Cloudy | 6 mph NE | 12% |
| Thursday | 62°F | Slight Chance Rain Showers | 6 mph NE | 19% |
| Thursday Night | 43°F | Chance Rain Showers | 5 mph NE | 32% |
| Friday | 62°F | Chance Rain Showers | 7 mph N | 33% |
| Friday Night | 45°F | Chance Rain Showers | 7 mph N | 35% |
| Saturday | 65°F | Chance Rain Showers | 8 mph N | 32% |
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
5b
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 (9.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 20, 2026.