Average annual temperature is 14.6 °C
Absolute maximum temperature: 41.4 °C
Absolute minimum temperature: -13.6 °C
Number of sunny days: 250 days
Number of rainy days: 109 days
Number of snow days: 6 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) | 14.8 | 17.8 | 23.7 | 30.5 | 32.5 | 37.5 | 40.0 | 41.4 | 37.2 | 33.5 | 23.8 | 18.4 |
| Average daytime temperature (°C) | 5.9 | 10.4 | 12.5 | 22.2 | 26.9 | 31.1 | 33.7 | 34.5 | 30.7 | 21.8 | 14.7 | 9.1 |
| Average temperature (°C) | 0.6 | 2.6 | 5.9 | 14.1 | 20.2 | 24.5 | 27.1 | 27.8 | 24.1 | 15.5 | 8.1 | 4.0 |
| Average night temperature (°C) | -3.4 | -3.1 | 0.9 | 7.8 | 14.3 | 18.7 | 21.5 | 21.9 | 18.2 | 10.4 | 3.0 | 0.3 |
| Absolute minimum temperature (°C) | -13.5 | -13.6 | -7.9 | -1.8 | 4.8 | 13.1 | 15.6 | 15.5 | 11.7 | -4.9 | -5.4 | -5.3 |
| 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 | 14.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.8 | 10.7 | 12.0 | 13.2 | 14.3 | 14.8 | 14.6 | 13.7 | 12.4 | 11.2 | 10.1 | 9.5 |
| 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) | 6.8 | 8.9 | 8.5 | 10.2 | 10.6 | 12.1 | 12.0 | 12.2 | 10.4 | 8.2 | 7.5 | 5.5 |
| Precipitation (mm) | 37 | 23 | 24 | 25 | 48 | 110 | 60 | 36 | 25 | 47 | 38 | 43 |
| Sunny days | 22 | 22 | 19 | 24 | 16 | 17 | 18 | 24 | 25 | 19 | 23 | 21 |
| Rainy days | 7 | 4 | 12 | 6 | 15 | 13 | 13 | 7 | 5 | 12 | 5 | 10 |
| Snow days | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 |
The best time to visit Trenton during the most sunny months:
The largest precipitation sum in Trenton is at