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
69°F
Mostly Sunny
Mostly sunny. High near 69, with temperatures falling to around 62 in the afternoon. Southwest wind 8 to 13 mph.
7-day forecast for Merrick
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 69°F | Mostly Sunny | 8 to 13 mph SW | 0% |
| Tonight | 52°F | Partly Cloudy | 3 to 8 mph SW | 0% |
| Wednesday | 70°F | Mostly Sunny | 2 to 9 mph SW | 0% |
| Wednesday Night | 57°F | Mostly Cloudy | 8 mph SW | 0% |
| Thursday | 70°F | Slight Chance Rain Showers | 6 to 12 mph S | 23% |
| Thursday Night | 59°F | Showers And Thunderstorms Likely | 5 to 9 mph SW | 67% |
| Friday | 69°F | Showers And Thunderstorms | 5 to 8 mph S | 79% |
| Friday Night | 54°F | Showers And Thunderstorms then Light Rain | 6 mph W | 79% |
| Saturday | 66°F | Light Rain Likely | 5 to 8 mph NW | 60% |
| Saturday Night | 48°F | Chance Light Rain | 7 mph NW | 26% |
| 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 | 3 to 7 mph NW | 19% |
| Monday | 61°F | Chance Light Rain | 7 to 14 mph NW | 32% |
| Monday Night | 44°F | Chance Light Rain | 12 mph NW | 32% |
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 Nov 3, 2026.