Average annual temperature is 21.3 °C
Absolute maximum temperature: 43.5 °C
Absolute minimum temperature: -5.4 °C
Number of sunny days: 299 days
Number of rainy days: 65 days
Number of snow days: 1 day
Look at detailed online map of Pecos County
* Weather data for Pecos 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) | 29.0 | 31.1 | 32.4 | 34.8 | 36.7 | 43.5 | 42.4 | 42.3 | 40.0 | 34.4 | 33.3 | 26.8 |
| Average daytime temperature (°C) | 19.2 | 20.8 | 25.6 | 28.2 | 32.1 | 38.6 | 37.8 | 37.3 | 36.1 | 28.2 | 21.2 | 18.6 |
| Average temperature (°C) | 11.6 | 11.7 | 16.9 | 19.8 | 24.6 | 31.1 | 31.3 | 31.2 | 29.1 | 21.2 | 14.3 | 11.6 |
| Average night temperature (°C) | 5.7 | 5.7 | 10.3 | 13.2 | 18.1 | 23.7 | 24.8 | 25.0 | 22.8 | 15.6 | 9.6 | 6.3 |
| Absolute minimum temperature (°C) | -5.4 | -4.7 | 1.3 | 6.4 | 12.9 | 16.2 | 21.5 | 20.6 | 18.9 | 1.1 | 2.5 | -1.7 |
| 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 | 13.2 | 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) | 8.7 | 8.3 | 9.5 | 10.9 | 10.9 | 12.7 | 12.6 | 11.8 | 11.1 | 9.3 | 7.7 | 8.8 |
| Precipitation (mm) | 3 | 20 | 9 | 3 | 30 | 2 | 12 | 12 | 0 | 23 | 16 | 13 |
| Sunny days | 29 | 19 | 25 | 26 | 20 | 28 | 27 | 25 | 27 | 21 | 25 | 27 |
| Rainy days | 2 | 8 | 6 | 4 | 11 | 2 | 4 | 6 | 3 | 10 | 5 | 4 |
| Snow days | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Pecos County is at