Belleville, NY Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Belleville, a community in Jefferson County, New York.
Today
77°F
Patchy Fog then Sunny
Patchy fog before 9am. Sunny, with a high near 77. Southwest wind 3 to 9 mph.
7-day forecast for Belleville
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 77°F | Patchy Fog then Sunny | 3 to 9 mph SW | 0% |
| Tonight | 61°F | Mostly Clear | 1 to 7 mph S | 0% |
| Wednesday | 85°F | Sunny | 5 to 8 mph S | 0% |
| Wednesday Night | 68°F | Partly Cloudy then Slight Chance Rain Showers | 2 to 7 mph S | 24% |
| Thursday | 82°F | Chance Showers And Thunderstorms | 8 mph S | 50% |
| Thursday Night | 67°F | Chance Showers And Thunderstorms | 5 mph S | 50% |
| Friday | 80°F | Chance Rain Showers then Chance Showers And Thunderstorms | 5 to 8 mph SW | 36% |
| Friday Night | 65°F | Chance Showers And Thunderstorms | 5 mph SW | 52% |
| Saturday | 80°F | Chance Showers And Thunderstorms | 3 to 8 mph SW | 52% |
| Saturday Night | 66°F | Chance Showers And Thunderstorms | 6 mph SW | 27% |
| Sunday | 81°F | Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms | 6 to 10 mph SW | 21% |
| Sunday Night | 66°F | Slight Chance Showers And Thunderstorms then Chance Showers And Thunderstorms | 5 to 8 mph SW | 50% |
| Monday | 79°F | Chance Rain Showers | 8 to 13 mph SW | 49% |
| Monday Night | 63°F | Chance Showers And Thunderstorms | 5 to 9 mph SW | 54% |
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 Aug 4, 2026.