August weather forecast
Palm Desert, CA

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Palm trees line the neat lawns of a golf course in Palm Desert, California, with full reflections in the water
Palm trees line the neat lawns of a golf course in Palm Desert, California, with full reflections in the water

Weather in August

The sweltering heat persists through August in Palm Desert, however, a slight decrease in daytime peak temperatures to around 93.9°F (34.4°C) is observable. The environmental conditions remain parched inspite of negligible changes in humidity levels. The intensity of sunshine decreases marginally from July, thus diminishing the harshness of sun exposure slightly. With a slight decline in rainfall, aridity prevails. The gusty winds characteristic of Palm Desert provide a refreshing offset to the consistent high heat.

Temperature

Palm Desert signifies an average high-temperature of a still hot 93.9°F (34.4°C) in August, closely mirroring the 94.5°F (34.7°C) of July. Palm Desert experiences a nighttime temperature average of 73°F (22.8°C) during August.

Humidity

The months with the lowest humidity are June through August, with an average relative humidity of 29%.

Rainfall

In August, in Palm Desert, the rain falls for 7 days. Throughout August, 0.94" (24mm) of precipitation is accumulated. Throughout the year, in Palm Desert, there are 51.6 rainfall days, and 6.06" (154mm) of precipitation is accumulated.

Daylight

The average length of the day in August in Palm Desert is 13h and 22min.
On the first day of August, sunrise is at 5:58 am and sunset at 7:45 pm. On the last day of the month, sunrise is at 6:19 am and sunset at 7:11 pm PDT.

Sunshine

In August, the average sunshine is 12h.

UV index

June through August, with an average maximum UV index of 7, are months with the highest UV index in Palm Desert, California. A UV Index value of 6 to 7 symbolizes a high health hazard from unprotected exposure to Sun's UV rays for the ordinary person.
Note: A maximum high UV index of 7 in August translates into the following recommendations:
Endorse precautions and be consistent with sun safety guidelines. Preventing sunburn is paramount. Seek shade and limit direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Keep in mind that shade structures like parasols or canopies do not offer complete sun protection. Boost your sun resistance with garments that are densely woven yet spacious.
Updated: Feb 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is it in Palm Desert in August?

In Palm Desert, 93.9°F (34.4°C) is the average high-temperature and 73°F (22.8°C) is the average low-temperature during August.

What are the least humid months in Palm Desert?

The months with the lowest humidity are June through August, with an average relative humidity of 29%.

What is the average humidity in August in Palm Desert?

The average relative humidity in August in Palm Desert is 29%.

How much does it rain in Palm Desert in August?

In Palm Desert, California, in August, it is raining for 7 days, with typically 0.94" (24mm) of accumulated precipitation.

How many hours of daylight does Palm Desert have in August?

The average day length in August in Palm Desert, California, is 13h and 22min.

When is the sunrise / sunset in August in Palm Desert?

In August, on the first day of the month, sunrise is at 5:58 am and sunset at 7:45 pm. On the last day of the month, in Palm Desert, California, sunrise is at 6:19 am and sunset at 7:11 pm PDT.

How long on average sun shines in August in Palm Desert?

In Palm Desert, the average sunshine duration in August is 12h.

When is the highest UV index in Palm Desert?

The months with the highest UV index in Palm Desert are June through August, with an average maximum UV index of 7.

What is the UV index intensity in August in Palm Desert?

In August, the average daily maximum UV index in Palm Desert, California, is 7. A UV Index reading of 6 to 7 represents a high health vulnerability from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in August
Palm Desert, CA

Average temperature in August - Palm Desert, CA
  • Average high temperature in August: 93.9°F

The warmest month (with the highest average high temperature) is July (94.5°F).
The month with the lowest average high temperature is December (58.1°F).

  • Average low temperature in August: 73°F

The month with the highest average low temperature is August (73°F).
The coldest month (with the lowest average low temperature) is December (43.5°F).

Average pressure in August
Palm Desert, CA

Average pressure in August - Palm Desert, CA
  • Average pressure in August: 29.83"Hg

The month with the highest atmospheric pressure is January (30.09"Hg).
The month with the lowest atmospheric pressure is June (29.8"Hg).

Average wind speed in August
Palm Desert, CA

Average wind speed in August - Palm Desert, CA
  • Average wind speed in August: 6.5mph

The windiest month (with the highest average wind speed) is May (8.6mph).
The calmest month (with the lowest average wind speed) is January (5.8mph).

Average humidity in August
Palm Desert, CA

Average humidity in August - Palm Desert, CA
  • Average humidity in August: 29%

The month with the highest relative humidity is December (47%).
The months with the lowest relative humidity are June, July and August (29%).

Average rainfall in August
Palm Desert, CA

Average rainfall in August - Palm Desert, CA
  • Average rainfall in August: 0.94"

The wettest month (with the highest rainfall) is July (1.34").
The driest month (with the least rainfall) is May (0.12").

Average rainfall days in August
Palm Desert, CA

Average rainfall days in August - Palm Desert, CA
  • Average rainfall days in August: 7 days

The month with the highest number of rainy days is July (8.8 days).
The month with the least rainy days is June (1.8 days).

Average daylight in August /
Average sunshine in August
Palm Desert, CA

Average daylight in August / Average sunshine in August - Palm Desert, CA
  • Average daylight in August: 13h and 2min

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 10h and 0min).

  • Average sunshine in August: 12h and 0min

The month with the most sunshine is June (Average sunshine: 12h and 12min).
The month with the least sunshine is December (Average sunshine: 7h and 0min).

Average sunshine days in August
Palm Desert, CA

Average sunshine days in August - Palm Desert, CA
  • Average sunshine days in August: 20.1 days

The month with the most sunshine days is October (27.5 days).
The month with the least sunshine days is July (18.3 days).

Average UV index in August
Palm Desert, CA

Average UV index in August - Palm Desert, CA
  • Average UV index in August: 7

The months with the highest UV index are June, July and August (UV index 7).
The month with the lowest UV index is December (UV index 3).

Average cloud cover in August
Palm Desert, CA

Average cloud cover in August - Palm Desert, CA
  • Average cloud cover in August: 6

The month with the most cloud cover is December (Cloud cover 19).
The month with the least cloud cover is June (Cloud cover 5).

Average visibility in August
Palm Desert, CA

Average visibility in August - Palm Desert, CA
  • Average visibility in August: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).

Palm Desert, California, USA

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