August Weather in Twentynine Palms

Last updated: March 2, 2024

The weather in Twentynine Palms, United States, during August is characterized by an average temperature of 33°C (91°F). Highs can soar to 43°C (109°F), while lows may dip to 20°C (69°F). Typically, the humidity level in Twentynine Palms throughout August hovers around 28%.

20°C (69°F)

Minimum temperature

33°C (91°F)

Average temperature

43°C (109°F)

Maximum temperature

28%

Humidity

Precipitation and Sunshine hours

In August, Twentynine Palms averages 7 mm (0.3 inches) of rainfall, typically over the course of 2 rainy days. The month enjoys an average of 13 hours 21 minutes of daylight, with the sun shining for approximately 11 hours 39 minutes each day. Additionally, there is a 84% probability of sunny days during this period.

7 mm (0.3 inches)

Precipitation

2 rainy days

Rainy days

11 hours 39 minutes

Sunshine hours

84%

Chance of sun

UV Index

In August, the UV Index in Twentynine Palms reaches a maximum of 11, indicating a level of Extreme exposure. The most intense UV radiation typically occurs between 12:00 and 14:00, during which unprotected skin may burn in as little as 10 minutes.

Average solar exposure data for the current time of the year. Actual values may vary and depend on many factors, such as cloud cover, vegetation cover, surface type, etc.
  07:00 08:00 09:00 10:00 11:00 12:00 13:00 14:00 15:00 16:00 17:00 18:00 19:00
UVI 1 2 4 7 9 11 11 10 8 5 3 1 1
Exposure Low Moderate High VeryHigh Extreme VeryHigh Moderate Low
Time to burn 45 min 30 min 25 min 15 min 10 min 15 min 30 min 45 min

Compare Twentynine Palms's Climate with Cities Worldwide