Portlandville, NY Weather & Growing Conditions
Today
74°F
Mostly Sunny
Mostly sunny, with a high near 74. South wind around 7 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 74°F | Mostly Sunny | 7 mph S | 1% |
| Tonight | 59°F | Mostly Cloudy then Slight Chance Light Rain | 7 mph S | 17% |
| Thursday | 69°F | Light Rain | 5 to 8 mph S | 100% |
| Thursday Night | 51°F | Chance Light Rain | 0 to 5 mph SW | 27% |
| Friday | 67°F | Mostly Cloudy then Slight Chance Light Rain | 0 to 3 mph SW | 15% |
| Friday Night | 45°F | Chance Light Rain | 0 mph | 26% |
| Saturday | 58°F | Chance Light Rain | 0 to 5 mph NW | 54% |
| Saturday Night | 37°F | Chance Light Rain | 3 to 7 mph NW | 54% |
| Sunday | 53°F | Chance Light Rain | 7 mph NW | 31% |
| Sunday Night | 33°F | Mostly Cloudy then Slight Chance Light Rain | 6 mph W | 16% |
| Monday | 52°F | Chance Light Rain | 6 to 9 mph W | 36% |
| Monday Night | 31°F | Chance Light Rain | 6 mph W | 27% |
| Tuesday | 55°F | Partly Sunny then Slight Chance Light Rain | 6 to 9 mph SW | 20% |
| Tuesday Night | 30°F | Slight Chance Light Rain | 7 mph W | 21% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Portlandville, NY
Last spring frost
May 17
First fall frost
Oct 3
Growing season
141 days
Hardiness zone
5b
Explore more for Portlandville, NY: full frost dates · planting calendar · New York frost dates
Climate data from the nearest NOAA station, Emmons, Ny (2 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.