Castorland, NY Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Castorland, a village in Lewis County, New York.
Tonight
38°F
Mostly Cloudy then Patchy Fog
Patchy fog after 3am. Mostly cloudy, with a low around 38. North wind around 3 mph.
7-day forecast for Castorland
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 38°F | Mostly Cloudy then Patchy Fog | 3 mph N | 0% |
| Saturday | 65°F | Patchy Fog then Mostly Sunny | 1 mph NE | 0% |
| Saturday Night | 44°F | Mostly Cloudy then Chance Rain Showers | 1 to 6 mph E | 44% |
| Sunday | 61°F | Rain Showers | 6 mph E | 85% |
| Sunday Night | 42°F | Chance Rain Showers then Mostly Cloudy | 5 mph N | 38% |
| Monday | 61°F | Partly Sunny | 5 to 8 mph N | 0% |
| Monday Night | 39°F | Mostly Cloudy | 1 to 8 mph NE | 2% |
| Tuesday | 64°F | Partly Sunny | 1 to 5 mph NE | 3% |
| Tuesday Night | 40°F | Mostly Cloudy | 1 to 5 mph E | 4% |
| Wednesday | 63°F | Mostly Sunny | 5 mph E | 10% |
| Wednesday Night | 42°F | Mostly Cloudy then Slight Chance Rain Showers | 5 mph E | 19% |
| Thursday | 62°F | Chance Rain Showers | 5 mph E | 29% |
| Thursday Night | 44°F | Chance Rain Showers | 1 to 5 mph NE | 29% |
| Friday | 66°F | Slight Chance Rain Showers | 1 to 6 mph N | 21% |
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 Sep 19, 2026.