Swan Lake, NY Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Swan Lake, a community in Sullivan County, New York.
Overnight
46°F
Mostly Clear
Mostly clear, with a low around 46. Northwest wind around 1 mph.
7-day forecast for Swan Lake
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 46°F | Mostly Clear | 1 mph NW | 1% |
| Wednesday | 70°F | Sunny | 1 to 7 mph SW | 2% |
| Wednesday Night | 52°F | Mostly Cloudy | 2 to 6 mph S | 9% |
| Thursday | 65°F | Light Rain | 8 mph S | 94% |
| Thursday Night | 52°F | Chance Light Rain | 1 to 5 mph W | 53% |
| Friday | 66°F | Chance Light Rain | 3 mph W | 42% |
| Friday Night | 45°F | Chance Light Rain | 2 mph N | 42% |
| Saturday | 59°F | Chance Light Rain | 3 to 7 mph NW | 39% |
| Saturday Night | 38°F | Chance Light Rain | 6 to 9 mph NW | 39% |
| Sunday | 52°F | Slight Chance Light Rain then Partly Sunny | 9 mph NW | 23% |
| Sunday Night | 33°F | Partly Cloudy | 8 mph NW | 9% |
| Monday | 52°F | Slight Chance Light Rain | 8 to 12 mph NW | 19% |
| Monday Night | 32°F | Slight Chance Light Rain then Partly Cloudy | 5 to 8 mph W | 19% |
| Tuesday | 56°F | Mostly Sunny | 6 to 10 mph W | 8% |
Forecast source: National Weather Service (api.weather.gov) for Swan Lake (41.761, -74.783). Updated through the day.
Growing snapshot for Swan Lake
Last spring frost
May 9
First fall frost
Oct 5
Growing season
149 days
Hardiness zone
6a
More local growing data for Swan Lake: nearby ZIP 12734 weather · frost dates · planting calendar · New York frost dates
Nearby towns & communities
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Climate data from the nearest NOAA station, Liberty 1 Ne, Ny (4.7 mi from Swan Lake). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.