Average annual temperature is 13.6 °C
Absolute maximum temperature: 35.0 °C
Absolute minimum temperature: -12.9 °C
Number of sunny days: 186 days
Number of rainy days: 175 days
Number of snow days: 4 days
Look at detailed online map of Trenton
* Weather data for Trenton United States is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 18.1 | 18.3 | 17.5 | 30.1 | 29.3 | 34.7 | 34.8 | 32.3 | 35.0 | 28.2 | 20.6 | 16.0 |
| Average daytime temperature (°C) | 9.3 | 9.6 | 11.5 | 19.7 | 22.7 | 27.5 | 31.0 | 28.9 | 25.2 | 20.4 | 12.1 | 9.7 |
| Average temperature (°C) | 5.3 | 4.4 | 5.8 | 13.4 | 16.1 | 20.8 | 25.2 | 23.6 | 20.2 | 14.9 | 7.0 | 5.5 |
| Average night temperature (°C) | 1.8 | -0.2 | 1.0 | 8.3 | 9.9 | 15.3 | 20.5 | 19.1 | 16.2 | 10.7 | 2.8 | 2.0 |
| Absolute minimum temperature (°C) | -3.6 | -12.9 | -3.9 | -0.1 | 4.0 | 9.9 | 17.1 | 15.4 | 10.4 | 5.2 | -4.2 | -4.8 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 15.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.7 | 10.7 | 11.9 | 13.3 | 14.4 | 15.0 | 14.7 | 13.7 | 12.5 | 11.1 | 10.0 | 9.4 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 4.7 | 6.9 | 7.5 | 8.8 | 11.5 | 10.7 | 11.7 | 10.5 | 8.0 | 8.3 | 7.6 | 5.3 |
| Precipitation (mm) | 104 | 46 | 111 | 107 | 52 | 116 | 151 | 143 | 180 | 49 | 63 | 181 |
| Sunny days | 13 | 17 | 13 | 16 | 21 | 16 | 10 | 11 | 13 | 17 | 21 | 18 |
| Rainy days | 18 | 8 | 17 | 14 | 10 | 14 | 21 | 20 | 17 | 14 | 9 | 13 |
| Snow days | 0 | 3 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Trenton during the most sunny months:
The largest precipitation sum in Trenton is at