Commack, NY Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Commack, a community in Suffolk County, New York.
This Afternoon
68°F
Partly Sunny
Partly sunny. High near 68, with temperatures falling to around 63 in the afternoon. South wind around 9 mph.
7-day forecast for Commack
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 68°F | Partly Sunny | 9 mph S | 0% |
| Tonight | 52°F | Patchy Fog | 6 mph SW | 3% |
| Wednesday | 71°F | Patchy Fog then Sunny | 3 to 12 mph SW | 3% |
| Wednesday Night | 58°F | Partly Cloudy | 8 mph S | 2% |
| Thursday | 70°F | Slight Chance Rain Showers | 6 to 12 mph S | 22% |
| Thursday Night | 60°F | Rain Showers | 6 to 9 mph SW | 82% |
| Friday | 67°F | Showers And Thunderstorms | 7 mph S | 91% |
| Friday Night | 55°F | Showers And Thunderstorms | 6 mph W | 91% |
| Saturday | 64°F | Rain Showers Likely | 8 mph NW | 58% |
| Saturday Night | 44°F | Slight Chance Rain Showers | 9 mph NW | 20% |
| Sunday | 59°F | Slight Chance Rain Showers then Mostly Sunny | 9 mph W | 18% |
| Sunday Night | 42°F | Partly Cloudy | 6 to 9 mph W | 14% |
| Monday | 58°F | Chance Light Rain | 9 to 15 mph NW | 25% |
| Monday Night | 40°F | Chance Light Rain | 12 mph W | 25% |
Forecast source: National Weather Service (api.weather.gov) for Commack (40.843, -73.283). Updated through the day.
Growing snapshot for Commack
Last spring frost
Apr 9
First fall frost
Nov 10
Growing season
215 days
Hardiness zone
7b
More local growing data for Commack: nearby ZIP 11725 weather · frost dates · planting calendar · New York frost dates
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Climate data from the nearest NOAA station, Centerport, Ny (5.7 mi from Commack). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.