Average annual temperature is 8.2 °C
Absolute maximum temperature: 29.9 °C
Absolute minimum temperature: -27.5 °C
Number of sunny days: 117 days
Number of rainy days: 205 days
Number of snow days: 43 days
Look at detailed online map of Trenton
* Weather data for Trenton Canada is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 10.7 | 11.7 | 7.6 | 17.3 | 27.3 | 28.6 | 29.9 | 26.7 | 29.1 | 23.8 | 15.9 | 16.1 |
| Average daytime temperature (°C) | 3.0 | -0.6 | 2.0 | 9.2 | 14.1 | 19.8 | 25.9 | 22.5 | 21.4 | 16.5 | 7.0 | 4.9 |
| Average temperature (°C) | -0.3 | -5.2 | -1.2 | 4.7 | 9.1 | 15.5 | 21.8 | 18.6 | 17.3 | 12.2 | 3.1 | 1.5 |
| Average night temperature (°C) | -3.3 | -9.4 | -3.7 | 1.5 | 5.3 | 12.2 | 18.4 | 15.4 | 14.2 | 9.0 | -0.1 | -1.5 |
| Absolute minimum temperature (°C) | -10.0 | -27.5 | -10.4 | -4.9 | 0.3 | 8.2 | 14.1 | 12.1 | 7.5 | 2.5 | -6.7 | -8.1 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 8.0 |
| Daylight mean duration (h) | 9.2 | 10.4 | 11.9 | 13.5 | 14.9 | 15.6 | 15.3 | 14.1 | 12.5 | 10.9 | 9.5 | 8.8 |
| Daylight minimum duration (h) | 8.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 8.0 | 8.0 |
| Sunshine mean duration (h) | 2.9 | 5.0 | 6.1 | 9.3 | 9.1 | 7.6 | 9.5 | 8.3 | 8.5 | 6.6 | 4.3 | 3.8 |
| Precipitation (mm) | 241 | 64 | 77 | 32 | 74 | 120 | 121 | 175 | 45 | 189 | 119 | 178 |
| Sunny days | 7 | 11 | 8 | 18 | 12 | 8 | 7 | 6 | 11 | 12 | 6 | 11 |
| Rainy days | 14 | 10 | 8 | 11 | 19 | 22 | 24 | 25 | 19 | 19 | 20 | 14 |
| Snow days | 10 | 7 | 15 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 6 |
The best time to visit Trenton during the most sunny months:
Months with the longest average daylight duration in Trenton:
The largest precipitation sum in Trenton is at