Trenton-Mercer Airport (TTN) Weather 08/13/2025
This Afternoon
91
Heavy Rain
Tonight
71
Heavy Rain
Thursday
87
Chance Showers then Chance T-storms
Thursday Night
68
Chance T-storms then Slight Chance Showers
Friday
87
Sunny then Slight Chance Showers
Friday Night
67
Partly Cloudy
Saturday
87
Mostly Sunny
Saturday Night
67
Mostly Clear
Sunday
91
Sunny
Sunday Night
68
Partly Cloudy
Monday
87
Sunny
Monday Night
64
Partly Cloudy
Tuesday
85
Mostly Sunny then Chance T-storms
Weekly Forecast
This Afternoon
A chance of showers and thunderstorms, mainly after 4pm. Some of the storms could produce heavy rainfall. Mostly sunny, with a high near 91. Southwest wind around 5 mph. Chance of precipitation is 30%. New rainfall amounts between a half and three quarters of an inch possible.
Tonight
Showers and thunderstorms likely before 5am, then a chance of showers. Some of the storms could produce heavy rainfall. Mostly cloudy, with a low around 71. Calm wind. Chance of precipitation is 70%. New rainfall amounts between 1 and 2 inches possible.
Thursday
A chance of showers, with thunderstorms also possible after 11am. Partly sunny, with a high near 87. Calm wind becoming north around 5 mph. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Partly cloudy, with a low around 68. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
A slight chance of showers after 2pm. Sunny, with a high near 87. East wind around 5 mph. Chance of precipitation is 20%.
Friday Night
Partly cloudy, with a low around 67.
Saturday
Mostly sunny, with a high near 87.
Saturday Night
Mostly clear, with a low around 67.
Sunday
Sunny, with a high near 91.
Sunday Night
Partly cloudy, with a low around 68.
Monday
Sunny, with a high near 87.
Monday Night
Partly cloudy, with a low around 64.
Tuesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 85. Chance of precipitation is 30%.