Rotterdam, NY Weather & Growing Conditions
Today
71°F
Sunny
Sunny, with a high near 71. South wind around 5 mph.
7-day forecast
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 71°F | Sunny | 5 mph S | 2% |
| Tonight | 51°F | Mostly Cloudy | 5 mph S | 3% |
| Thursday | 66°F | Light Rain | 7 mph S | 95% |
| Thursday Night | 52°F | Chance Light Rain | 2 to 6 mph SW | 44% |
| Friday | 64°F | Chance Light Rain | 3 mph NE | 28% |
| Friday Night | 48°F | Chance Light Rain | 2 mph N | 32% |
| Saturday | 56°F | Chance Light Rain | 3 to 7 mph N | 37% |
| Saturday Night | 43°F | Chance Light Rain | 7 to 14 mph NW | 39% |
| Sunday | 51°F | Chance Light Rain | 8 to 14 mph W | 29% |
| Sunday Night | 38°F | Partly Cloudy | 8 to 12 mph W | 11% |
| Monday | 50°F | Slight Chance Light Rain | 10 to 14 mph W | 22% |
| Monday Night | 36°F | Slight Chance Light Rain then Partly Cloudy | 6 to 10 mph W | 19% |
| Tuesday | 55°F | Mostly Sunny then Slight Chance Light Rain | 6 to 12 mph W | 21% |
| Tuesday Night | 36°F | Slight Chance Light Rain | 12 mph W | 21% |
Forecast source: National Weather Service (api.weather.gov). Updated through the day.
Growing snapshot for Rotterdam, NY
Last spring frost
May 7
First fall frost
Oct 7
Growing season
153 days
Hardiness zone
5b
Explore more for Rotterdam, NY: full frost dates · planting calendar · New York frost dates
Climate data from the nearest NOAA station, Delanson 2Ne, Ny (7 mi). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 4, 2026.