Current conditions at
Trenton-Mercer Airport (KTTN)
Lat: 40.28°NLon: 74.82°WElev: 210ft.
Overcast
48°F
9°C
| Humidity | 50% |
| Wind Speed | S 6 mph |
| Barometer | 29.47 in (997.6 mb) |
| Dewpoint | 30°F (-1°C) |
| Visibility | 10.00 mi |
| Wind Chill | 45°F (7°C) |
| Last update | 14 Jan 6:53 pm EST |
Extended Forecast for
Tullytown PA
Tonight
Low: 34 °F
Chance Rain
Thursday
High: 36 °F⇓
Slight Chance
Rain/Snow
then Partly
SunnyThursday Night
Low: 21 °F
Partly Cloudy
Friday
High: 35 °F
Sunny
Friday Night
Low: 28 °F
Mostly Cloudy
then Slight
Chance SnowSaturday
High: 44 °F
Chance
Rain/SnowSaturday Night
Low: 26 °F
Mostly Cloudy
Sunday
High: 32 °F
Mostly Cloudy
then Chance
SnowSunday Night
Low: 18 °F
Partly Cloudy
Detailed Forecast
Tonight
A chance of rain before midnight, then a chance of rain after 1am. Cloudy, with a low around 34. Light south wind becoming southwest 5 to 10 mph after midnight. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
A slight chance of rain and snow showers before 7am, then a slight chance of snow showers between 7am and 8am. Mostly cloudy, with a temperature falling to around 30 by 5pm. West wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.
Thursday Night
Partly cloudy, with a low around 21. West wind around 15 mph.
Friday
Sunny, with a high near 35. West wind around 10 mph, with gusts as high as 20 mph.
Friday Night
A slight chance of snow after 1am. Mostly cloudy, with a low around 28. South wind around 5 mph. Chance of precipitation is 20%.
Saturday
A chance of rain and snow showers. Mostly cloudy, with a high near 44. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Mostly cloudy, with a low around 26.
Sunday
A chance of snow after 1pm. Mostly cloudy, with a high near 32. Chance of precipitation is 30%.
Sunday Night
Partly cloudy, with a low around 18.
M.L.King Day
Sunny, with a high near 32.
Monday Night
Partly cloudy, with a low around 15.
Tuesday
Mostly sunny, with a high near 26.
Tuesday Night
Mostly clear, with a low around 13.
Wednesday
Mostly sunny, with a high near 30.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
Forecast AreaABOUT THIS FORECAST
Point Forecast:
Tullytown PA
40.14°N 74.83°W (Elev. 39 ft)
40.14°N 74.83°W (Elev. 39 ft)
4:18 pm EST Jan 14, 2026
7pm EST Jan 14, 2026-6pm EST Jan 21, 2026
Additional Resources
Radar & Satellite Image
Hourly Weather Forecast
