National Weather Service Forecast for: Perth Amboy NJ
Issued by: National Weather Service Philadelphia, PA
Updated: 4:10 pm EDT Mar 19, 2026
 
Tonight

Tonight: Partly cloudy, with a low around 36. South wind around 5 mph becoming west after midnight.
Partly Cloudy

 Friday

Friday: Increasing clouds, with a high near 60. West wind 5 to 10 mph becoming south 10 to 15 mph in the afternoon.
Increasing
Clouds

 Friday
Night
Friday Night: Showers likely, mainly between 8pm and 2am. Mostly cloudy, with a low around 45. South wind 5 to 15 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Showers
Likely

 Saturday

Saturday: Mostly sunny, with a high near 62. Northwest wind around 5 mph.
Mostly Sunny

 Saturday
Night
Saturday Night: Mostly cloudy, with a low around 43. Northwest wind around 5 mph becoming calm in the evening.
Mostly Cloudy

 Sunday

Sunday: A slight chance of showers after 2pm. Partly sunny, with a high near 63. Chance of precipitation is 20%.
Partly Sunny
then Slight
Chance
Showers
 Sunday
Night
Sunday Night: Showers likely, mainly after 2am. Mostly cloudy, with a low around 45. Chance of precipitation is 60%.
Showers
Likely

 Monday

Monday: Showers likely before 8am. Partly sunny, with a high near 58. Chance of precipitation is 60%.
Showers
Likely then
Mostly Sunny
 Monday
Night
Monday Night: Mostly clear, with a low around 31.
Mostly Clear
Lo 36 °F Hi 60 °F Lo 45 °F Hi 62 °F Lo 43 °F Hi 63 °F Lo 45 °F Hi 58 °F Lo 31 °F

 

Tonight
 
 Partly cloudy, with a low around 36. South wind around 5 mph becoming west after midnight.
Friday
 
 Increasing clouds, with a high near 60. West wind 5 to 10 mph becoming south 10 to 15 mph in the afternoon.
Friday Night
 
 Showers likely, mainly between 8pm and 2am. Mostly cloudy, with a low around 45. South wind 5 to 15 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
 
 Mostly sunny, with a high near 62. Northwest wind around 5 mph.
Saturday Night
 
 Mostly cloudy, with a low around 43. Northwest wind around 5 mph becoming calm in the evening.
Sunday
 
 A slight chance of showers after 2pm. Partly sunny, with a high near 63. Chance of precipitation is 20%.
Sunday Night
 
 Showers likely, mainly after 2am. Mostly cloudy, with a low around 45. Chance of precipitation is 60%.
Monday
 
 Showers likely before 8am. Partly sunny, with a high near 58. Chance of precipitation is 60%.
Monday Night
 
 Mostly clear, with a low around 31.
Tuesday
 
 Sunny, with a high near 47.
Tuesday Night
 
 Mostly cloudy, with a low around 35.
Wednesday
 
 Partly sunny, with a high near 51.
Wednesday Night
 
 Mostly cloudy, with a low around 36.
Thursday
 
 Partly sunny, with a high near 55.

 

Forecast from NOAA-NWS for Perth Amboy NJ.