Belfast, NY Weather & Growing Conditions
Tonight
50°F
Partly Cloudy
Partly cloudy, with a low around 50. South wind 3 to 7 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Tonight | 50°F | Partly Cloudy | 3 to 7 mph S | 0% |
| Wednesday | 76°F | Partly Sunny | 3 to 9 mph S | 0% |
| Wednesday Night | 58°F | Rain Showers | 10 mph S | 94% |
| Thursday | 70°F | Rain Showers | 6 to 9 mph SW | 94% |
| Thursday Night | 46°F | Partly Cloudy | 3 mph SW | 7% |
| Friday | 63°F | Chance Rain Showers | 3 mph W | 19% |
| Friday Night | 42°F | Chance Rain Showers | 2 mph NW | 39% |
| Saturday | 53°F | Chance Rain Showers | 2 to 7 mph NW | 47% |
| Saturday Night | 35°F | Chance Rain Showers | 2 to 6 mph W | 37% |
| Sunday | 53°F | Partly Sunny | 3 to 8 mph W | 14% |
| Sunday Night | 33°F | Chance Rain Showers | 5 mph W | 24% |
| Monday | 53°F | Chance Light Rain | 3 to 9 mph W | 27% |
| Monday Night | 35°F | Chance Light Rain then Slight Chance Rain Showers | 6 mph SW | 27% |
| Tuesday | 55°F | Slight Chance Light Rain | 7 to 12 mph W | 20% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Belfast, NY
Last spring frost
May 21
First fall frost
Sep 30
Growing season
130 days
Hardiness zone
5b
Explore more for Belfast, NY: full frost dates · planting calendar · New York frost dates
Climate data from the nearest NOAA station, Angelica, Ny (5.4 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.