Weather in Trenton, New Jersey, United States
Historical monthly conditions · 2021–2025
Monthly averages
Average daily air-temperature lows/highs and peak wind gusts. Rain is the average monthly total.
| Month | Avg low | Avg high | Rain | Cloud cover | Avg peak gust |
|---|---|---|---|---|---|
| January | -2°C | 5°C | 85.4 mm | 57% | 42.8 km/h |
| February | -1°C | 7°C | 83.0 mm | 58% | 41.5 km/h |
| March | 3°C | 13°C | 112.6 mm | 54% | 45.7 km/h |
| April | 8°C | 18°C | 105.0 mm | 60% | 43.3 km/h |
| May | 12°C | 23°C | 97.4 mm | 63% | 36.7 km/h |
| June | 18°C | 28°C | 80.5 mm | 59% | 35.5 km/h |
| July | 21°C | 31°C | 126.3 mm | 57% | 32.7 km/h |
| August | 20°C | 29°C | 103.0 mm | 54% | 32.6 km/h |
| September | 16°C | 25°C | 95.5 mm | 54% | 34.4 km/h |
| October | 10°C | 20°C | 84.2 mm | 45% | 35.5 km/h |
| November | 4°C | 13°C | 61.8 mm | 45% | 40.3 km/h |
| December | 0°C | 8°C | 96.9 mm | 58% | 38.8 km/h |
Weather match by month
Feels like 15°C–30°C · cloud ≤60% · rain ≤0.1 mm/h · gust ≤50 km/h
Feels-like temperature accounts for humidity and wind in shade. Percentages cover 08:00–20:00 local solar time.
| Month | Match rate | |
|---|---|---|
| January | 0.0% | |
| February | 0.2% | |
| March | 2.7% | |
| April | 10.0% | |
| May | 24.4% | |
| June | 29.3% | |
| July | 16.7% | |
| August | 30.4% | |
| September | 40.7% | |
| October | 25.4% | |
| November | 8.2% | |
| December | 0.0% |
About this location and data
- Urban-centre population
- 175,678
- Elevation
- 46 m
- Coordinates
- 40.22°N, 74.75°W
- Urban area
- 58 km²
Weather averages use 1 ERA5 grid cells, weighted by the area of the urban centre in each cell.
2021-2025 recent-weather sample (not a 30-year normal).
How the weather scores are calculated