National Weather Service Forecast for: Plainfield NJ
Issued by: National Weather Service New York, NY
Updated: 1:17 pm EDT Mar 19, 2026
 
This
Afternoon
This Afternoon: Mostly sunny, with a high near 50. Southwest wind around 6 mph.
Mostly Sunny

 Tonight

Tonight: Partly cloudy, with a low around 34. Calm wind.
Partly Cloudy

 Friday

Friday: A 40 percent chance of rain after 2pm. Increasing clouds, with a high near 63. Light and variable wind becoming south 5 to 10 mph in the afternoon. Winds could gust as high as 23 mph.
Sunny then
Chance Rain
 Friday
Night
Friday Night: Rain likely, mainly between 8pm and 2am. Mostly cloudy, with a low around 44. Southwest wind 5 to 9 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Rain Likely

 Saturday

Saturday: Sunny, with a high near 62. Northwest wind around 7 mph.
Sunny

 Saturday
Night
Saturday Night: Mostly cloudy, with a low around 42.
Mostly Cloudy

 Sunday

Sunday: Partly sunny, with a high near 65.
Partly Sunny

 Sunday
Night
Sunday Night: Rain likely, mainly after 2am. Mostly cloudy, with a low around 48. Chance of precipitation is 60%.
Rain Likely

 Monday

Monday: Rain likely before 8am. Partly sunny, with a high near 60. Chance of precipitation is 60%.
Rain Likely
then Mostly
Sunny
Hi 50 °F Lo 34 °F Hi 63 °F Lo 44 °F Hi 62 °F Lo 42 °F Hi 65 °F Lo 48 °F Hi 60 °F

 

This Afternoon
 
 Mostly sunny, with a high near 50. Southwest wind around 6 mph.
Tonight
 
 Partly cloudy, with a low around 34. Calm wind.
Friday
 
 A 40 percent chance of rain after 2pm. Increasing clouds, with a high near 63. Light and variable wind becoming south 5 to 10 mph in the afternoon. Winds could gust as high as 23 mph.
Friday Night
 
 Rain likely, mainly between 8pm and 2am. Mostly cloudy, with a low around 44. Southwest wind 5 to 9 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
 
 Sunny, with a high near 62. Northwest wind around 7 mph.
Saturday Night
 
 Mostly cloudy, with a low around 42.
Sunday
 
 Partly sunny, with a high near 65.
Sunday Night
 
 Rain likely, mainly after 2am. Mostly cloudy, with a low around 48. Chance of precipitation is 60%.
Monday
 
 Rain likely before 8am. Partly sunny, with a high near 60. Chance of precipitation is 60%.
Monday Night
 
 Mostly clear, with a low around 30.
Tuesday
 
 Sunny, with a high near 47.
Tuesday Night
 
 Mostly cloudy, with a low around 33.
Wednesday
 
 Partly sunny, with a high near 52.

 

Forecast from NOAA-NWS for Plainfield NJ.