Trenton-Mercer Airport (TTN) Weather 09/23/2025
Tonight
58
Clear then Patchy Fog
Friday
85
Patchy Fog then Sunny
Friday Night
56
Mostly Clear
Saturday
74
Sunny
Saturday Night
55
Partly Cloudy
Sunday
73
Partly Sunny
Sunday Night
54
Partly Cloudy
Monday
79
Mostly Sunny
Monday Night
60
Partly Cloudy
Tuesday
84
Mostly Sunny
Tuesday Night
62
Mostly Cloudy
Wednesday
81
Mostly Sunny then Chance Showers
Wednesday Night
60
Chance Showers then Mostly Cloudy
Weekly Forecast
Tonight
Patchy fog after 4am. Otherwise, clear, with a low around 58. West wind around 5 mph becoming calm.
Friday
Patchy fog between 7am and 8am. Otherwise, sunny, with a high near 85. Calm wind becoming northwest around 5 mph in the afternoon.
Friday Night
Mostly clear, with a low around 56. North wind around 5 mph.
Saturday
Sunny, with a high near 74. East wind around 5 mph.
Saturday Night
Partly cloudy, with a low around 55. East wind around 5 mph becoming calm in the evening.
Sunday
Partly sunny, with a high near 73.
Sunday Night
Partly cloudy, with a low around 54.
Monday
Mostly sunny, with a high near 79.
Monday Night
Partly cloudy, with a low around 60.
Tuesday
Mostly sunny, with a high near 84.
Tuesday Night
Mostly cloudy, with a low around 62.
Wednesday
A chance of showers. Mostly sunny, with a high near 81. Chance of precipitation is 30%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 60. Chance of precipitation is 30%.