Trenton-Mercer Airport (TTN) Weather 12/15/2025
Today
31
Slight Chance Snow and Areas Blowing Snow
Tonight
14
Mostly Clear
Monday
28
Increasing Clouds
Monday Night
16
Slight Chance Snow Showers
Tuesday
30
Mostly Sunny
Tuesday Night
20
Partly Cloudy
Wednesday
42
Partly Sunny
Wednesday Night
24
Partly Cloudy
Thursday
49
Partly Sunny
Thursday Night
40
Rain
Friday
44
Mostly Sunny
Friday Night
23
Partly Cloudy
Saturday
41
Partly Sunny
Weekly Forecast
Today
A slight chance of snow before noon. Areas of blowing snow. Partly sunny, with a temperature falling to around 21 by 5pm. Northwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 20%.
Tonight
Mostly clear, with a low around 14. Wind chill values as low as -2. Northwest wind around 15 mph, with gusts as high as 30 mph.
Monday
Increasing clouds, with a high near 28. West wind 5 to 10 mph.
Monday Night
A slight chance of snow showers before 1am. Mostly cloudy, then gradually becoming mostly clear, with a low around 16. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.
Tuesday
Mostly sunny, with a high near 30. West wind around 5 mph becoming calm in the afternoon.
Tuesday Night
Partly cloudy, with a low around 20.
Wednesday
Partly sunny, with a high near 42.
Wednesday Night
Partly cloudy, with a low around 24.
Thursday
Partly sunny, with a high near 49.
Thursday Night
Rain. Low around 40. Chance of precipitation is 80%.
Friday
Mostly sunny, with a high near 44.
Friday Night
Partly cloudy, with a low around 23.
Saturday
Partly sunny, with a high near 41.