Merrick, NY Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Merrick, a community in Nassau County, New York.
This Afternoon
83°F
Sunny
Sunny. High near 83, with temperatures falling to around 80 in the afternoon. North wind around 9 mph.
7-day forecast for Merrick
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 83°F | Sunny | 9 mph N | 0% |
| Tonight | 59°F | Partly Cloudy | 7 to 12 mph N | 0% |
| Saturday | 71°F | Mostly Sunny | 12 mph E | 1% |
| Saturday Night | 61°F | Mostly Cloudy | 5 to 9 mph SE | 5% |
| Sunday | 73°F | Showers And Thunderstorms | 8 to 16 mph S | 75% |
| Sunday Night | 61°F | Showers And Thunderstorms | 8 to 13 mph W | 90% |
| Monday | 71°F | Rain Showers Likely | 12 to 15 mph NE | 56% |
| Monday Night | 57°F | Chance Rain Showers | 10 to 15 mph NE | 29% |
| Tuesday | 68°F | Chance Rain Showers | 15 to 18 mph NE | 29% |
| Tuesday Night | 56°F | Chance Rain Showers | 17 mph NE | 29% |
| Wednesday | 68°F | Slight Chance Rain Showers | 17 to 22 mph NE | 19% |
| Wednesday Night | 56°F | Chance Rain Showers | 15 to 20 mph NE | 37% |
| Thursday | 67°F | Chance Rain Showers | 17 to 21 mph NE | 37% |
| Thursday Night | 55°F | Chance Rain Showers | 12 to 16 mph NE | 36% |
Forecast source: National Weather Service (api.weather.gov) for Merrick (40.653, -73.552). Updated through the day.
Growing snapshot for Merrick
Last spring frost
Apr 3
First fall frost
Nov 11
Growing season
221 days
Hardiness zone
7b
More local growing data for Merrick: nearby ZIP 11566 weather · frost dates · planting calendar · New York frost dates
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Climate data from the nearest NOAA station, Wantagh Cedar Creek, Ny (2.7 mi from Merrick). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.