Rensselaer, NY Weather & Growing Conditions
Local forecast, frost dates, hardiness zone and planting guidance for Rensselaer, a city in Albany County, New York.
Today
83°F
Sunny
Sunny, with a high near 83. West wind around 2 mph.
7-day forecast for Rensselaer
| When | Temp | Forecast | Wind | Precip |
|---|---|---|---|---|
| Today | 83°F | Sunny | 2 mph W | 0% |
| Tonight | 61°F | Partly Cloudy then Patchy Fog | 1 mph S | 0% |
| Wednesday | 83°F | Patchy Fog then Partly Sunny | 1 to 6 mph S | 0% |
| Wednesday Night | 66°F | Mostly Cloudy then Chance Rain Showers | 2 to 6 mph S | 20% |
| Thursday | 86°F | Isolated Showers And Thunderstorms | 5 mph S | 78% |
| Thursday Night | 68°F | Showers And Thunderstorms | 3 mph S | 78% |
| Friday | 86°F | Chance Showers And Thunderstorms | 3 mph SW | 71% |
| Friday Night | 67°F | Chance Showers And Thunderstorms | 0 to 3 mph W | 71% |
| Saturday | 85°F | Slight Chance Showers And Thunderstorms | 0 to 3 mph SW | 66% |
| Saturday Night | 66°F | Showers And Thunderstorms Likely then Slight Chance Showers And Thunderstorms | 3 mph SW | 66% |
| Sunday | 86°F | Mostly Sunny then Slight Chance Showers And Thunderstorms | 1 to 5 mph SW | 16% |
| Sunday Night | 67°F | Slight Chance Showers And Thunderstorms | 3 mph SW | 20% |
| Monday | 86°F | Mostly Sunny then Chance Showers And Thunderstorms | 2 to 9 mph SW | 38% |
| Monday Night | 65°F | Chance Showers And Thunderstorms | 1 to 7 mph W | 38% |
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 Aug 4, 2026.