Average annual temperature is 21.0 °C
Absolute maximum temperature: 42.3 °C
Absolute minimum temperature: -0.2 °C
Number of sunny days: 177 days
Number of rainy days: 188 days
Look at detailed online map of Trinity County
* Weather data for Trinity County 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) | 23.8 | 26.9 | 28.6 | 31.5 | 31.6 | 38.2 | 40.5 | 42.3 | 40.2 | 34.0 | 28.1 | 25.1 |
| Average daytime temperature (°C) | 17.2 | 19.3 | 23.1 | 23.9 | 28.2 | 33.9 | 36.9 | 39.3 | 34.3 | 26.9 | 20.0 | 18.1 |
| Average temperature (°C) | 12.5 | 13.5 | 17.4 | 18.3 | 23.0 | 27.5 | 30.6 | 32.4 | 27.8 | 21.0 | 14.7 | 12.3 |
| Average night temperature (°C) | 8.9 | 9.5 | 13.1 | 14.2 | 18.7 | 22.6 | 25.4 | 26.1 | 22.9 | 16.9 | 10.9 | 7.8 |
| Absolute minimum temperature (°C) | 1.3 | -0.2 | 1.3 | 8.4 | 13.5 | 18.7 | 23.2 | 22.3 | 18.8 | 6.7 | 2.4 | 0.8 |
| 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 | 14.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 |
| Daylight mean duration (h) | 10.4 | 11.1 | 12.0 | 12.9 | 13.7 | 14.1 | 13.9 | 13.3 | 12.4 | 11.4 | 10.6 | 10.2 |
| Daylight minimum duration (h) | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 6.0 | 6.8 | 7.4 | 7.6 | 9.0 | 10.8 | 12.3 | 12.2 | 10.6 | 8.4 | 6.5 | 8.0 |
| Precipitation (mm) | 148 | 68 | 135 | 252 | 183 | 97 | 28 | 9 | 42 | 116 | 67 | 63 |
| Sunny days | 14 | 10 | 13 | 7 | 11 | 12 | 18 | 23 | 14 | 18 | 16 | 21 |
| Rainy days | 17 | 18 | 18 | 23 | 20 | 18 | 13 | 8 | 16 | 13 | 14 | 10 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Trinity County during the most sunny months:
The largest precipitation sum in Trinity County is at