National Weather Service Forecast for: Rensselaer NY
Issued by: National Weather Service Albany, NY
Updated: 6:53 pm EST Dec 17, 2025
 
Tonight

Tonight: Partly cloudy, with a low around 22. Northwest wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 21 mph.
Partly Cloudy

 Thursday

Thursday: Sunny, with a high near 43. Light south wind increasing to 9 to 14 mph in the morning. Winds could gust as high as 26 mph.
Sunny

 Thursday
Night
Thursday Night: Rain, mainly after 1am. Temperature rising to around 52 by 5am. Breezy, with a south wind 13 to 20 mph, with gusts as high as 38 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Chance Rain
then Rain and
Breezy
 Friday

Friday: Rain before 4pm, then a chance of snow. High near 54. Breezy, with a south wind 10 to 20 mph becoming northwest in the afternoon. Winds could gust as high as 39 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Rain and
Breezy then
Rain/Snow
 Friday
Night
Friday Night: A chance of snow before 7pm. Mostly cloudy, with a low around 24. West wind 14 to 17 mph, with gusts as high as 38 mph. Chance of precipitation is 30%.
Chance Snow
then Mostly
Cloudy
 Saturday

Saturday: Partly sunny, with a high near 35.
Partly Sunny

 Saturday
Night
Saturday Night: A chance of rain and snow after 1am. Cloudy, with a low around 31. Chance of precipitation is 40%.
Cloudy then
Chance
Rain/Snow
 Sunday

Sunday: Partly sunny, with a high near 41.
Partly Sunny

 Sunday
Night
Sunday Night: Mostly cloudy, with a low around 19.
Mostly Cloudy
Lo 22 °F Hi 43 °F Lo 41 °F⇑ Hi 54 °F Lo 24 °F Hi 35 °F Lo 31 °F Hi 41 °F Lo 19 °F

Wind Advisory
 

Tonight
 
 Partly cloudy, with a low around 22. Northwest wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 21 mph.
Thursday
 
 Sunny, with a high near 43. Light south wind increasing to 9 to 14 mph in the morning. Winds could gust as high as 26 mph.
Thursday Night
 
 Rain, mainly after 1am. Temperature rising to around 52 by 5am. Breezy, with a south wind 13 to 20 mph, with gusts as high as 38 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Friday
 
 Rain before 4pm, then a chance of snow. High near 54. Breezy, with a south wind 10 to 20 mph becoming northwest in the afternoon. Winds could gust as high as 39 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Friday Night
 
 A chance of snow before 7pm. Mostly cloudy, with a low around 24. West wind 14 to 17 mph, with gusts as high as 38 mph. Chance of precipitation is 30%.
Saturday
 
 Partly sunny, with a high near 35.
Saturday Night
 
 A chance of rain and snow after 1am. Cloudy, with a low around 31. Chance of precipitation is 40%.
Sunday
 
 Partly sunny, with a high near 41.
Sunday Night
 
 Mostly cloudy, with a low around 19.
Monday
 
 Sunny, with a high near 28.
Monday Night
 
 Partly cloudy, with a low around 18.
Tuesday
 
 A chance of rain and snow. Mostly cloudy, with a high near 35. Chance of precipitation is 50%.
Tuesday Night
 
 A chance of rain and snow. Mostly cloudy, with a low around 26. Chance of precipitation is 30%.
Wednesday
 
 Partly sunny, with a high near 35.

 

Forecast from NOAA-NWS for Rensselaer NY.