Average annual temperature is 20.4 °C
Absolute maximum temperature: 44.9 °C
Absolute minimum temperature: -1.5 °C
Number of sunny days: 319 days
Number of rainy days: 46 days
Look at detailed online map of Twentynine Palms
* Weather data for Twentynine Palms 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) | 18.3 | 21.4 | 24.4 | 36.1 | 36.5 | 38.7 | 44.9 | 43.7 | 40.3 | 35.1 | 27.3 | 21.6 |
| Average daytime temperature (°C) | 14.5 | 16.2 | 18.5 | 27.8 | 30.8 | 33.8 | 42.1 | 38.1 | 34.7 | 29.2 | 20.9 | 18.0 |
| Average temperature (°C) | 9.0 | 9.9 | 12.4 | 20.3 | 23.9 | 26.6 | 35.1 | 31.4 | 27.4 | 22.0 | 14.5 | 12.0 |
| Average night temperature (°C) | 4.4 | 4.2 | 6.9 | 12.8 | 16.9 | 19.5 | 27.4 | 25.0 | 20.9 | 15.2 | 8.6 | 6.8 |
| Absolute minimum temperature (°C) | 0.6 | -1.5 | 2.4 | 3.7 | 9.2 | 13.9 | 22.2 | 18.7 | 16.2 | 7.9 | 4.5 | 3.9 |
| 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) | 10.2 | 11.0 | 12.0 | 13.0 | 13.9 | 14.4 | 14.2 | 13.4 | 12.4 | 11.3 | 10.4 | 9.9 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 9.0 |
| Sunshine mean duration (h) | 7.7 | 9.3 | 9.7 | 12.0 | 12.9 | 13.2 | 13.0 | 11.6 | 10.7 | 10.5 | 9.0 | 8.3 |
| Precipitation (mm) | 25 | 4 | 29 | 0 | 0 | 6 | 0 | 30 | 6 | 0 | 6 | 4 |
| Sunny days | 23 | 23 | 20 | 30 | 29 | 28 | 30 | 25 | 26 | 31 | 27 | 27 |
| Rainy days | 8 | 5 | 11 | 0 | 2 | 2 | 1 | 6 | 4 | 0 | 3 | 4 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Twentynine Palms is at