Sayville, NY Weather & Growing Conditions
This Afternoon
67°F
Sunny
Sunny. High near 67, with temperatures falling to around 63 in the afternoon. South wind around 9 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 67°F | Sunny | 9 mph S | 0% |
| Tonight | 59°F | Mostly Cloudy | 9 mph S | 1% |
| Thursday | 68°F | Slight Chance Light Rain | 8 to 15 mph S | 16% |
| Thursday Night | 61°F | Light Rain | 8 to 15 mph SW | 76% |
| Friday | 67°F | Rain | 7 mph SW | 80% |
| Friday Night | 54°F | Rain | 5 mph W | 79% |
| Saturday | 64°F | Mostly Sunny | 5 to 10 mph W | 14% |
| Saturday Night | 44°F | Slight Chance Light Rain | 12 to 15 mph W | 22% |
| Sunday | 58°F | Slight Chance Light Rain then Mostly Sunny | 16 mph NW | 22% |
| Sunday Night | 42°F | Mostly Clear | 15 mph W | 1% |
| Monday | 58°F | Sunny | 17 mph W | 6% |
| Monday Night | 42°F | Mostly Clear | 10 to 14 mph W | 6% |
| Tuesday | 60°F | Sunny | 13 to 16 mph W | 1% |
| Tuesday Night | 42°F | Mostly Clear | 9 to 13 mph W | 1% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Sayville, NY
Last spring frost
Apr 4
First fall frost
Nov 11
Growing season
219 days
Hardiness zone
7b
Explore more for Sayville, NY: full frost dates · planting calendar · New York frost dates
Climate data from the nearest NOAA station, Molloy Cercom, Ny (1.2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.