Castorland, NY Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Castorland, a village in Lewis County, New York.
Today
74°F
Mostly Sunny
Mostly sunny. High near 74, with temperatures falling to around 68 in the afternoon. Southeast wind around 9 mph.
7-day forecast for Castorland
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 74°F | Mostly Sunny | 9 mph SE | 0% |
| Tonight | 56°F | Mostly Cloudy then Rain Showers Likely | 13 mph S | 65% |
| Thursday | 68°F | Rain Showers | 5 to 13 mph SW | 98% |
| Thursday Night | 46°F | Mostly Cloudy | 3 mph SW | 12% |
| Friday | 63°F | Mostly Cloudy then Slight Chance Rain Showers | 3 mph SW | 16% |
| Friday Night | 40°F | Chance Rain Showers | 1 mph NE | 29% |
| Saturday | 54°F | Chance Rain Showers | 2 to 6 mph N | 50% |
| Saturday Night | 33°F | Chance Rain Showers | 5 mph NW | 50% |
| Sunday | 50°F | Chance Rain Showers | 5 to 9 mph W | 42% |
| Sunday Night | 29°F | Chance Rain Showers | 6 mph W | 37% |
| Monday | 50°F | Chance Rain Showers | 6 to 9 mph W | 36% |
| Monday Night | 29°F | Slight Chance Rain Showers | 6 mph SW | 23% |
| Tuesday | 53°F | Chance Rain Showers | 5 to 12 mph SW | 45% |
| Tuesday Night | 27°F | Chance Rain Showers | 5 to 8 mph W | 45% |
Forecast source: National Weather Service (api.weather.gov) for Castorland (43.886, -75.517). Updated through the day.
Growing snapshot for Castorland
Last spring frost
May 8
First fall frost
Oct 1
Growing season
145 days
Hardiness zone
4b
More local growing data for Castorland: nearby ZIP 13620 weather · frost dates · planting calendar · New York frost dates
Nearby towns & communities
Climate data from the nearest NOAA station, Lowville, Ny (8.2 mi from Castorland). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.