Rensselaer, NY Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Rensselaer, a city in Albany County, New York.
This Afternoon
66°F
Mostly Cloudy
Mostly cloudy, with a high near 66. South wind around 5 mph.
7-day forecast for Rensselaer
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| This Afternoon | 66°F | Mostly Cloudy | 5 mph S | 5% |
| Tonight | 49°F | Mostly Cloudy | 3 mph S | 6% |
| Wednesday | 72°F | Sunny | 3 to 10 mph S | 4% |
| Wednesday Night | 57°F | Mostly Cloudy | 6 to 9 mph S | 5% |
| Thursday | 67°F | Rain Showers | 12 mph S | 88% |
| Thursday Night | 59°F | Chance Rain Showers | 1 to 8 mph SW | 33% |
| Friday | 65°F | Chance Rain Showers then Light Rain Likely | 2 mph NW | 59% |
| Friday Night | 50°F | Light Rain Likely | 3 mph NW | 59% |
| Saturday | 60°F | Chance Light Rain | 6 mph NW | 50% |
| Saturday Night | 41°F | Chance Light Rain | 5 mph NW | 43% |
| Sunday | 56°F | Chance Light Rain then Partly Sunny | 5 to 8 mph W | 30% |
| Sunday Night | 36°F | Slight Chance Light Rain | 3 mph W | 20% |
| Monday | 56°F | Chance Light Rain | 5 to 12 mph W | 27% |
| Monday Night | 34°F | Chance Light Rain | 6 mph SW | 27% |
Forecast source: National Weather Service (api.weather.gov) for Rensselaer (42.646, -73.733). Updated through the day.
Growing snapshot for Rensselaer
Last spring frost
Apr 27
First fall frost
Oct 15
Growing season
169 days
Hardiness zone
6a
More local growing data for Rensselaer: nearby ZIP 12207 weather · frost dates · planting calendar · New York frost dates
Nearby towns & communities
Albany
Altamont
Cohoes
Colonie
Green Island
Latham
Loudonville
Menands
Preston-Potter Hollow
Ravena
Roessleville
Siena College
Troy
Voorheesville
Watervliet
Westmere
Climate data from the nearest NOAA station, Albany Ap, Ny (6.8 mi from Rensselaer). Frost dates are 1991–2020 averages, not a forecast. Page updated Nov 3, 2026.