Mercer County Airport (TTN) 15 Day Weather Forecast, Trenton United States
Current weather conditions and 15 day weather forecast for Mercer County Airport in Trenton, United States including weather daily high/low temperature, warnings, chance of precipitation, pressure, humidity/wind chill, rain, wind speed, cloud, pressure, and UV index.
Current weather conditions at TTN
| 14 December 2025 Sun 0.1 ° C ( 32.2°F )  Patchy snow possible |
Feels Like : -0.7 ° C / 30.7°F Humidity : % 100 Pressure : 1014 mb Wind Speed : 3.6 kmph / 2.2 miles from W 
Visibility : 0.8 km Precipitation (rainfall) : 1.23 mm Cloud (%) : 60 |
15-day weather forecast for Mercer County Airport, Trenton, United States
| Date | Weather forecast | Low temperature | High temperature | Average Temperature | Humidity | Wind | Chance of rain |
|---|---|---|---|---|---|---|---|
| 14 December 2025 Sun |  Moderate or heavy snow showers |
-8.3 ° C | -0.6 ° C | -2.4 ° C | % 75 | 22.3 km/h | 70% |
| 15 December 2025 Mon |  Partly Cloudy |
-8.3 ° C | -1.6 ° C | -4.6 ° C | % 62 | 23.4 km/h | 0% |
| 16 December 2025 Tue |  Sunny |
-5.8 ° C | 3 ° C | -2.3 ° C | % 70 | 10.4 km/h | 0% |
| 17 December 2025 Wed | Partly Cloudy |
-3.6 ° C | 3.4 ° C | 0.1 ° C | % 90 | 18.4 km/h | 0% |
| 18 December 2025 Thu |  Patchy rain nearby |
-1.9 ° C | 2.7 ° C | 1.1 ° C | % 88 | 20.9 km/h | 55% |
| 19 December 2025 Fri | Patchy rain nearby |
-1.2 ° C | 6.5 ° C | 4.7 ° C | % 67 | 31.3 km/h | 72% |
| 20 December 2025 Sat | Partly Cloudy |
-2 ° C | 4.4 ° C | 2 ° C | % 56 | 21.6 km/h | 0% |
| 21 December 2025 Sun | Patchy rain nearby |
-1.8 ° C | 9.4 ° C | 5.4 ° C | % 76 | 23.4 km/h | 85% |
| 22 December 2025 Mon | Partly Cloudy |
-3.4 ° C | 3.2 ° C | -0.5 ° C | % 46 | 15.8 km/h | 0% |
| 23 December 2025 Tue | Patchy rain nearby |
0.2 ° C | 7.8 ° C | 4.6 ° C | % 85 | 20.5 km/h | 84% |
| 24 December 2025 Wed | Patchy rain nearby |
3.4 ° C | 6.2 ° C | 5 ° C | % 72 | 12.2 km/h | 75% |
| 25 December 2025 Thu | Moderate or heavy snow showers |
-1 ° C | 2 ° C | 0.8 ° C | % 88 | 11.2 km/h | 82% |
| 26 December 2025 Fri | Moderate or heavy snow showers |
-3 ° C | 0.1 ° C | -1.6 ° C | % 76 | 15.5 km/h | 89% |
| 27 December 2025 Sat |  Heavy snow |
-3.9 ° C | -0.9 ° C | -2 ° C | % 93 | 21.2 km/h | 66% |
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