Roslyn, NY Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Roslyn, a village in Nassau County, New York.
This Afternoon
69°F
Mostly Sunny
Mostly sunny. High near 69, with temperatures falling to around 63 in the afternoon. South wind around 10 mph.
7-day forecast for Roslyn
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 69°F | Mostly Sunny | 10 mph S | 0% |
| Tonight | 52°F | Mostly Clear | 6 mph S | 0% |
| Wednesday | 72°F | Mostly Sunny | 3 to 9 mph SW | 0% |
| Wednesday Night | 58°F | Mostly Cloudy | 8 mph S | 0% |
| Thursday | 72°F | Chance Rain Showers | 6 to 10 mph S | 26% |
| Thursday Night | 61°F | Showers And Thunderstorms Likely | 5 to 9 mph SW | 66% |
| Friday | 70°F | Showers And Thunderstorms | 7 mph S | 78% |
| Friday Night | 56°F | Showers And Thunderstorms then Light Rain | 7 mph W | 78% |
| Saturday | 66°F | Light Rain Likely | 8 mph NW | 58% |
| Saturday Night | 47°F | Chance Light Rain | 8 mph NW | 27% |
| Sunday | 62°F | Slight Chance Light Rain then Mostly Sunny | 8 mph NW | 15% |
| Sunday Night | 47°F | Partly Cloudy then Slight Chance Light Rain | 7 mph NW | 19% |
| Monday | 60°F | Chance Light Rain | 7 to 14 mph NW | 31% |
| Monday Night | 44°F | Chance Light Rain | 13 mph NW | 30% |
Forecast source: National Weather Service (api.weather.gov) for Roslyn (40.800, -73.650). Updated through the day.
Growing snapshot for Roslyn
Last spring frost
Apr 2
First fall frost
Nov 12
Growing season
224 days
Hardiness zone
7b
More local growing data for Roslyn: nearby ZIP 11576 weather · frost dates · planting calendar · New York frost dates
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Centre Island
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East Hills
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East Meadow
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Garden City South
Climate data from the nearest NOAA station, Mineola, Ny (4.7 mi from Roslyn). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.