NWS Forecast for New Brunswick NJ

National Weather Service Forecast for: New Brunswick NJ
Issued by: National Weather Service Philadelphia, PA

Updated: 2:28 pm EDT Jun 22, 2025

This Afternoon Mostly Cloudy	Tonight Partly Cloudy	Monday Hot	Monday Night Mostly Clear	Tuesday Hot	Tuesday Night Mostly Clear	Wednesday Hot	Wednesday Night Mostly Cloudy	Thursday Partly Sunny then Chance T-storms
Hi 93 °F	Lo 77 °F	Hi 98 °F	Lo 78 °F	Hi 103 °F	Lo 79 °F	Hi 98 °F	Lo 72 °F	Hi 90 °F

Extreme Heat Warning
Air Quality Alert

This Afternoon	Mostly cloudy, with a high near 93. West wind around 15 mph.
Tonight	Partly cloudy, with a low around 77. West wind around 5 mph becoming calm in the evening.
Monday	Sunny and hot, with a high near 98. Heat index values as high as 107. Calm wind becoming northwest around 5 mph in the afternoon.
Monday Night	Mostly clear, with a low around 78. South wind around 5 mph becoming calm.
Tuesday	Sunny and hot, with a high near 103. Calm wind becoming west around 5 mph in the afternoon.
Tuesday Night	Mostly clear, with a low around 79.
Wednesday	Sunny and hot, with a high near 98.
Wednesday Night	Mostly cloudy, with a low around 72.
Thursday	A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 90. Chance of precipitation is 50%.
Thursday Night	A chance of showers and thunderstorms. Mostly cloudy, with a low around 68. Chance of precipitation is 40%.
Friday	A chance of showers and thunderstorms. Mostly cloudy, with a high near 81. Chance of precipitation is 40%.
Friday Night	A chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Chance of precipitation is 50%.
Saturday	A chance of showers and thunderstorms. Mostly cloudy, with a high near 83. Chance of precipitation is 50%.
Saturday Night	A chance of showers and thunderstorms. Mostly cloudy, with a low around 68. Chance of precipitation is 30%.
Sunday	A chance of showers and thunderstorms. Partly sunny, with a high near 85.

Forecast from NOAA-NWS for New Brunswick NJ.