Castorland, NY Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Castorland, a village in Lewis County, New York.
Today
80°F
Sunny
Sunny, with a high near 80. Northwest wind 2 to 8 mph.
7-day forecast for Castorland
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 80°F | Sunny | 2 to 8 mph NW | 0% |
| Tonight | 56°F | Clear | 0 to 6 mph SW | 0% |
| Wednesday | 85°F | Sunny | 6 mph S | 0% |
| Wednesday Night | 65°F | Partly Cloudy then Slight Chance Rain Showers | 3 mph S | 21% |
| Thursday | 84°F | Showers And Thunderstorms Likely | 5 mph S | 74% |
| Thursday Night | 65°F | Showers And Thunderstorms Likely | 3 mph SW | 74% |
| Friday | 82°F | Chance Rain Showers then Chance Showers And Thunderstorms | 5 mph SW | 52% |
| Friday Night | 61°F | Chance Showers And Thunderstorms | 3 mph SW | 49% |
| Saturday | 82°F | Chance Showers And Thunderstorms | 1 to 6 mph SW | 45% |
| Saturday Night | 62°F | Chance Showers And Thunderstorms | 1 to 5 mph SW | 33% |
| Sunday | 83°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 2 to 9 mph SW | 23% |
| Sunday Night | 63°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 3 to 7 mph SW | 45% |
| Monday | 80°F | Rain Showers Likely | 5 to 12 mph SW | 58% |
| Monday Night | 59°F | Chance Showers And Thunderstorms | 2 to 9 mph SW | 58% |
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 Aug 4, 2026.