Hailesboro, NY Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Hailesboro, a community in St. Lawrence County, New York.
This Afternoon
67°F
Mostly Sunny
Mostly sunny, with a high near 67. North wind around 10 mph.
7-day forecast for Hailesboro
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 67°F | Mostly Sunny | 10 mph N | 0% |
| Tonight | 40°F | Partly Cloudy | 3 to 7 mph N | 0% |
| Saturday | 63°F | Sunny | 5 mph NE | 0% |
| Saturday Night | 45°F | Mostly Cloudy then Chance Light Rain | 5 mph E | 40% |
| Sunday | 61°F | Light Rain Likely | 6 mph E | 69% |
| Sunday Night | 44°F | Chance Light Rain then Partly Cloudy | 5 mph N | 26% |
| Monday | 60°F | Partly Sunny | 8 mph N | 0% |
| Monday Night | 41°F | Mostly Cloudy | 3 to 7 mph NE | 1% |
| Tuesday | 62°F | Partly Sunny | 5 to 8 mph NE | 2% |
| Tuesday Night | 42°F | Partly Cloudy | 2 to 7 mph NE | 2% |
| Wednesday | 66°F | Mostly Sunny | 6 mph E | 6% |
| Wednesday Night | 44°F | Mostly Cloudy then Slight Chance Rain Showers | 5 mph E | 17% |
| Thursday | 65°F | Slight Chance Rain Showers | 5 mph E | 23% |
| Thursday Night | 46°F | Chance Rain Showers | 5 mph NE | 26% |
Forecast source: National Weather Service (api.weather.gov) for Hailesboro (44.312, -75.433). Updated through the day.
Growing snapshot for Hailesboro
Last spring frost
May 14
First fall frost
Sep 26
Growing season
134 days
Hardiness zone
4b
More local growing data for Hailesboro: nearby ZIP 13645 weather · frost dates · planting calendar · New York frost dates
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Climate data from the nearest NOAA station, Gouverneur 3 Nw, Ny (4.5 mi from Hailesboro). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.