Winthrop, NY Weather & Growing Conditions
This Afternoon
63°F
Chance Rain Showers
A chance of rain showers. Mostly cloudy, with a high near 63. South wind around 7 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 63°F | Chance Rain Showers | 7 mph S | 45% |
| Tonight | 53°F | Slight Chance Rain Showers then Mostly Cloudy | 9 mph SW | 22% |
| Wednesday | 75°F | Mostly Sunny | 5 to 9 mph SW | 6% |
| Wednesday Night | 54°F | Partly Cloudy then Chance Light Rain | 8 mph S | 37% |
| Thursday | 70°F | Rain Showers | 8 to 14 mph SW | 77% |
| Thursday Night | 50°F | Slight Chance Rain Showers | 3 to 9 mph SW | 22% |
| Friday | 61°F | Slight Chance Rain Showers | 3 mph W | 22% |
| Friday Night | 42°F | Chance Light Rain | 3 mph N | 27% |
| Saturday | 51°F | Chance Light Rain | 6 mph N | 44% |
| Saturday Night | 36°F | Chance Light Rain | 5 mph W | 44% |
| Sunday | 49°F | Chance Light Rain then Partly Sunny | 5 to 9 mph SW | 30% |
| Sunday Night | 33°F | Chance Light Rain | 5 mph SW | 26% |
| Monday | 49°F | Chance Light Rain | 6 to 9 mph W | 28% |
| Monday Night | 33°F | Chance Light Rain | 8 mph SW | 28% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Winthrop, NY
Last spring frost
May 10
First fall frost
Oct 5
Growing season
148 days
Hardiness zone
4b
Explore more for Winthrop, NY: full frost dates · planting calendar · New York frost dates
Climate data from the nearest NOAA station, Lawrenceville 3 Sw, Ny (6.9 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.