Belleville, NY Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Belleville, a community in Jefferson County, New York.
This Afternoon
67°F
Mostly Sunny
Mostly sunny, with a high near 67. North wind around 12 mph.
7-day forecast for Belleville
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 67°F | Mostly Sunny | 12 mph N | 0% |
| Tonight | 44°F | Mostly Cloudy | 6 to 9 mph N | 0% |
| Saturday | 65°F | Mostly Sunny | 6 mph N | 0% |
| Saturday Night | 50°F | Mostly Cloudy then Chance Rain Showers | 2 to 6 mph E | 46% |
| Sunday | 63°F | Rain Showers | 6 to 9 mph E | 78% |
| Sunday Night | 47°F | Chance Rain Showers then Mostly Cloudy | 6 to 9 mph NE | 29% |
| Monday | 61°F | Mostly Sunny | 13 mph NE | 0% |
| Monday Night | 45°F | Mostly Cloudy | 7 to 13 mph NE | 2% |
| Tuesday | 63°F | Partly Sunny | 7 to 10 mph NE | 4% |
| Tuesday Night | 46°F | Mostly Cloudy | 5 to 10 mph NE | 6% |
| Wednesday | 63°F | Mostly Sunny | 8 mph E | 12% |
| Wednesday Night | 47°F | Chance Rain Showers | 7 mph E | 27% |
| Thursday | 63°F | Chance Rain Showers | 8 mph E | 27% |
| Thursday Night | 49°F | Chance Rain Showers | 3 to 7 mph NE | 26% |
Forecast source: National Weather Service (api.weather.gov) for Belleville (43.793, -76.115). Updated through the day.
Growing snapshot for Belleville
Last spring frost
May 10
First fall frost
Oct 14
Growing season
156 days
Hardiness zone
5b
More local growing data for Belleville: nearby ZIP 13611 weather · frost dates · planting calendar · New York frost dates
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Climate data from the nearest NOAA station, Pulaski, Ny (13.9 mi from Belleville). Frost dates are 1991–2020 averages, not a forecast. Page updated Sep 18, 2026.