Climate and monthly 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

The climate of Palm Desert

Situated in California, USA, Palm Desert experiences what the Köppen climate classification describes as a BWh or subtropical desert climate. This predominant climate type distinctly exhibits persistently high temperatures accompanied by generally low humidity levels throughout the year.

The monthly average high temperature varies from 58.1°F (14.5°C) in the coldest month of the year, being December, to a blistering 94.5°F (34.7°C) in July, the hottest month. The low temperature averages also demonstrate a similar trend, ranging from 43.5°F (6.4°C) in December to 73°F (22.8°C) in August. Therefore, residents and visitors should be prepared for sweltering summers and relatively mild winters.

Humidity levels show lesser variations compared to temperatures. The least humid months lie between June and August, registering a relative humidity of 29%, while the maximum level is 47%, evident during December. Rainfall evidences sporadic patterns of occurrence, with the wettest month being July with 1.34" (34mm) of rain, a stark contrast to the driest month of May with only 0.12" (3mm).

Cloud coverage stays relatively low all through the year, with the most cloud percentage being 19% in December and the lowest at 5% in June. Winds also maintain a consistent presence, with recorded wind speeds of 5.8mph (9.3km/h) in January, escalating to 8.6mph (13.8km/h) in May.

The best time to visit Palm Desert

The optimal window to visit Palm Desert falls between April and June due to milder temperatures and less cloud coverage. Temperatures ranging from 73.6°F (23.1°C) to 90.7°F (32.6°C) strike a balance between warmth and comfort for outdoor activity. Lower humidity percentages, dropping as low as 29% in June, make this period ideal for a getaway to the desert. Visitors expect fewer rainy days and increased daylight hours - upto 14.4 hours stretching the possibilities of long, sun-filled days.

The worst time to visit Palm Desert

Visitors are often discouraged to plan visits between July and September, primarily due to intense heat with temperatures reaching up to 94.5°F (34.7°C). These months coincide with the height of summer and are often marred by high humidity levels. The rainfall also spikes in these months, reaching upwards of 0.94" (24mm), making outdoor activities less desirable.

Spring weather in Palm Desert

Spring in Palm Desert, spanning March to May, is marked by a swift surge in temperature that aids in shaking off the residual winter chill. The average high temperature advances from 67.3°F (19.6°C) to 90.7°F (32.6°C) while the nights remain pleasantly cool with lows ranging between 48.7°F (9.3°C) and 64.9°F (18.3°C). Rainfall shows a pronounced decline, dropping to a monthly average of 0.12" (3mm) in May. Enhanced visible sunshine for up to 12.2 hours a day can be expected, promoting lively outdoor activities.

Summer weather in Palm Desert

Summers in Palm Desert, encompassing June through August, are characterized by intense heat. The high temperatures often scale beyond 90°F (32.2°C), with July registering the highest average of 94.5°F (34.7°C). Low temperatures hover around the 70s°F, suggesting warm nights. July also experiences the most rainfall, averaging around 1.34" (34mm). The majority of days enjoy long hours of sunlight, extending from 14.1 to 13.4 daylight hours.

Autumn weather in Palm Desert

Autumn arrives in Palm Desert in September and extends till November, distinguished by a gradual drop-in temperature. The high temperature on average descends from 87.1°F (30.6°C) to 67.6°F (19.8°C), while the low tapers off from 68.2°F (20.1°C) to 50°F (10°C). Rainfall manifests a significant drop, culminating in an average of 0.28" (7mm) in November. Despite shorter daylight hours ranging from 12.4 to 10.4 hours, most of these days remain sunny and clear, presenting compelling landscapes.

Winter weather in Palm Desert

The winter months of December to February are the coldest, but the desert climate of Palm Desert ensures that winters are not harsh. High temperatures exhibit a mild drop from 58.1°F (14.5°C) in December to 61.7°F (16.5°C) by February. The low temperatures slide between 43.5°F (6.4°C) and 45.1°F (7.3°C). Rainfall levels rise slightly, averaging about 0.71" (18mm) in December but drop to 0.51" (13mm) in February. Despite shorter days, sunshine averages about 7 hours, presenting relatively mild and comfortable winter days.

Weather in January

In Palm Desert, California, USA, January showcases a mild climate, with cool temperatures generally persisting throughout the month. The relative humidity hovers around 45%, offering comfortable conditions without excessive moisture. Weather in January »

Weather in February

A slight edging towards warmer conditions can be observed in Palm Desert in February compared to January. The increment in humidity to around 45% is barely perceptible, yet the rise in temperature offers a welcomed respite for residents. Weather in February »

Weather in March

March ushers in noticeable changes in the Palm Desert climate, presenting warmer conditions and reduced precipitation. The maximum temperature climbs to 67.3°F (19.6°C) during the daytime, making it a pleasing time for outdoor enthusiasts. Weather in March »

Weather in April

April brings a distinct shift in the Palm Desert weather pattern with warmer days and lighter breezes. Peak temperatures are known to hit up to 73.6°F (23.1°C), inviting residents to revel in vibrant outdoor lifestyles. However, nighttime temperatures remain on the cooler side, providing an excellent counterpart to the hotter afternoons. Weather in April »

Weather in May

May signifies the commencement of the hot summer season in Palm Desert, California, USA. A marked increase in temperatures can be felt with the mercury rising at an average of 79.9°F (26.6°C) in the day. The low rainfall levels of around 0.12" (3mm) set the stage for typically dry and arid conditions. Weather in May »

Weather in June

June is characterized by high-temperature peaks, with Palm Desert residents bracing themselves for the summer heat. The potentially scorching conditions are mitigated by the low relative humidity of approximately 29%. June experiences maximum temperatures soaring to 90.7°F (32.6°C), marking its transition into one of the hottest months of the year. Weather in June »

Weather in July

July is typically the hottest month in Palm Desert, California, USA, commanding attention with maximum temperature spikes of around 94.5°F (34.7°C). Despite the rise in temperature, the climatic conditions remain relatively dry due to the persistent low humidity levels of 29%. Weather in July »

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. Weather in August »

Weather in September

September in Palm Desert exhibits a steady decline in temperature as summer slowly phases into autumn. The scorching summer heat somewhat relents, with maximum day temperatures averaging at 87.1°F (30.6°C). The gradual decline in the duration of daylight hours begins to set in, signaling the approaching end of summer. Weather in September »

Weather in October

October in Palm Desert brings a widespread drop in temperatures, signalling the onset of cooler conditions. The cool yet comfortable weather frames an ideal context for partaking in outdoor events and activities. Rainfall and wind speed significantly reduce, offering a gentler and more pleasant climate. Weather in October »

Weather in November

November emerges with noticeable transformations in the weather conditions in Palm Desert, California, USA. The transition into winter brings with it a substantial drop in temperature. The temperatures reduce further, with daily highs reaching around 67.6°F (19.8°C). Weather in November »

Weather in December

The arrival of December in Palm Desert brings the chilly winter setting, characterized by significantly diminished temperatures. Compared to November, there’s an observable dip in conditions with the highest temperature typically settling around 58.1°F (14.5°C). Weather in December »
Updated: Feb 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How many days does it rain in Palm Desert?

Throughout the year, in Palm Desert, California, there are 51.6 rainfall days, and 6.06" (154mm) of precipitation is accumulated.

When is Daylight Saving Time (DST) in Palm Desert?

On Sunday, March 10. 2024, at 2:00 am, Daylight Saving Time starts, and the time zone changes from PST to PDT. Daylight Saving Time ends Sunday, November 3. 2024, at 2:00 am, and the time zone reverts from PDT to PST.

What is the driest month in Palm Desert?

The month with the least rainfall in Palm Desert, California, is May, when the rain falls for 2.3 days and typically collects 0.12" (3mm) of precipitation.

What is the least humid month in Palm Desert?

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

When are the longest days in Palm Desert?

The month with the longest days is June, with an average of 14h and 24min of daylight.

What month has the most sunshine in Palm Desert?

The month with the most sunshine is June, with an average of 12.2h of sunshine.

When is the highest UV index in Palm Desert?

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

What are the warmest months in Palm Desert?

Palm Desert's temperature records reveal July as the warmest month, marked by average highs of 94.5°F (34.7°C) and lows of 72.1°F (22.3°C).

What is the wettest month in Palm Desert?

July is the month with the most rainfall in Palm Desert, California. Rain falls for 8.8 days and accumulates 1.34" (34mm) of precipitation.

What part of the year is the coldest in Palm Desert?

December, characterized by an average high temperature of 58.1°F (14.5°C) and a low temperature of 43.5°F (6.4°C), is generally the coldest month.

What is the most humid month in Palm Desert?

December is the most humid month in Palm Desert, with an average relative humidity of 47%.

What is the month with the shortest days in Palm Desert?

The month with the shortest days in Palm Desert, California, is December, with an average of 10h and 0min of daylight.

What is the month with the least sunshine in Palm Desert?

The month with the least sunshine in Palm Desert is December, with an average of 7h of sunshine.

What is the month with the lowest UV index in Palm Desert?

The month with the lowest UV index is December, with an average maximum UV index of 3.

Average temperature
Palm Desert, CA

Average temperature - Palm Desert, CA

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).

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
Palm Desert, CA

Average pressure - Palm Desert, CA

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
Palm Desert, CA

Average wind speed - Palm Desert, CA

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
Palm Desert, CA

Average humidity - Palm Desert, CA

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
Palm Desert, CA

Average rainfall - Palm Desert, CA

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
Palm Desert, CA

Average rainfall days - Palm Desert, CA

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 / Average sunshine
Palm Desert, CA

Average daylight / Average sunshine - Palm Desert, CA

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).

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
Palm Desert, CA

Average sunshine days - Palm Desert, CA

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 visibility
Palm Desert, CA

Average visibility - Palm Desert, CA

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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