Hemlock, NY Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Hemlock, a community in Ontario County, New York.
Overnight
49°F
Partly Cloudy
Partly cloudy, with a low around 49. East wind around 3 mph.
7-day forecast for Hemlock
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Overnight | 49°F | Partly Cloudy | 3 mph E | 1% |
| Saturday | 66°F | Partly Sunny | 6 mph E | 1% |
| Saturday Night | 56°F | Mostly Cloudy then Rain Showers Likely | 7 mph SE | 71% |
| Sunday | 66°F | Rain Showers | 5 to 9 mph SW | 80% |
| Sunday Night | 50°F | Chance Rain Showers then Mostly Cloudy | 8 mph N | 48% |
| Monday | 61°F | Partly Sunny | 8 to 12 mph NE | 1% |
| Monday Night | 47°F | Mostly Cloudy then Chance Rain Showers | 6 to 10 mph NE | 26% |
| Tuesday | 60°F | Chance Rain Showers | 6 to 10 mph E | 31% |
| Tuesday Night | 47°F | Chance Rain Showers | 7 to 10 mph E | 30% |
| Wednesday | 60°F | Chance Rain Showers | 10 mph E | 33% |
| Wednesday Night | 48°F | Chance Showers And Thunderstorms | 7 to 10 mph E | 42% |
| Thursday | 61°F | Chance Showers And Thunderstorms | 8 mph E | 42% |
| Thursday Night | 50°F | Chance Showers And Thunderstorms | 3 to 7 mph E | 35% |
| Friday | 66°F | Slight Chance Rain Showers | 5 to 8 mph N | 20% |
Forecast source: National Weather Service (api.weather.gov) for Hemlock (42.794, -77.607). Updated through the day.
Growing snapshot for Hemlock
Last spring frost
May 2
First fall frost
Oct 18
Growing season
167 days
Hardiness zone
6a
More local growing data for Hemlock: nearby ZIP 14466 weather · frost dates · planting calendar · New York frost dates
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Port Gibson
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Victor
Climate data from the nearest NOAA station, Hemlock, Ny (1.6 mi from Hemlock). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 19, 2026.