May Weather in Palm Desert, United States

Last updated: February 24, 2025

May in Palm Desert, United States, welcomes the start of summer with blazing temperatures, peaking at a sizzling 39°C (102°F). Residents and visitors can expect an average temperature of 20°C (69°F), providing a pleasant contrast to the heat of the day. Nighttime drops to a refreshing 5°C (42°F), ideal for evening outings. Remarkably, the month records virtually no precipitation, with just 4 mm (0.2 in) observed across 0 days. Despite the warmth, humidity levels remain manageable at 46%, making May a brilliant time to enjoy the sun-drenched beauty of this desert oasis.

May Temperature in Palm Desert

In May, Palm Desert basks in the warm embrace of spring, showcasing a delightful progression of temperatures as the month unfolds. With minimum temperatures around 5°C (42°F) and an average hovering at 20°C (69°F), the setting becomes increasingly inviting. The highs can soar to a scorching 39°C (102°F), signaling the onset of the desert's summer heat. This month marks a noticeable shift from the cooler preceding months, as residents and visitors alike enjoy the vibrancy of outdoor activities against the backdrop of gentle desert breezes. May's warmth not only heralds the approach of summer but also draws in sun-seekers eager to revel in Palm Desert's radiant days and balmy nights.

May Weather in Palm Desert: Daily Temperature Highs, Lows, and Averages

The chart illustrates May temperature patterns in Palm Desert, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec515256646979858579685950
Data source: Temperature data for Palm Desert generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

May Precipitation in Palm Desert

In May, Palm Desert experiences a significant decline in precipitation, with a mere 4 mm (0.2 in) measured throughout the month—representing the driest conditions of the year. Interestingly, this minimal rainfall occurs over zero days, highlighting the region's characteristic arid climate as it transitions into the sweltering summer months. This trend follows April's modest figure of 15 mm (0.6 in) over just two days, suggesting a pronounced shift towards prolonged dry spells. As temperatures rise, the desert landscape embraces its typical sun-soaked allure, inviting both residents and visitors to enjoy outdoor activities under the clear blue skies.

May Precipitation Trends in Palm Desert

The chart displays monthly precipitation patterns in Palm Desert, with values for each month alongside May's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how May's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec3841261642118581637
Data source: Precipitation data for May generated using information from the Copernicus Climate Change Service.
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May Humidity in Palm Desert

In Palm Desert, the month of May marks a notable drop in humidity, settling at a comfortable 46%. This is part of a general trend observed as the seasons transition from spring to summer; humidity levels have steadily decreased from 77% in February to a refreshing 56% in April, making May an ideal time for outdoor activities. Following this trend, June and July maintain similar humidity levels, both at 48% and 46%, respectively, before a further decline in August to 42%. This gradual reduction in moisture not only enhances the warmth of the desert sun but also contributes to the area's inviting climate, perfect for those seeking to escape the hustle and bustle of high humidity regions.

May Average Humidity in Palm Desert

This chart illustrates the average monthly humidity levels in Palm Desert, with May's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how May's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec72%77%67%56%46%48%46%42%52%58%66%74%
Data source: Humidity data for May generated using information from the Copernicus Climate Change Service.

May UV Index in Palm Desert

In May, Palm Desert experiences an exceptionally high UV Index of 12, categorizing the sun exposure as extreme. This trend follows the previous month of April, which also had an extreme rating but with a slightly lower index of 11. The burn time remains short at just 10 minutes, highlighting the necessity of protection against harmful UV rays during this peak of the desert sun. As the year progresses, we see a pattern of intensifying sun exposure from March through June, making it crucial for residents and visitors alike to stay informed and proactive about sun safety. For more detailed information, visit Palm Desert UV Index.

Maximum UV Index Levels in Palm Desert for May

The chart shows the monthly maximum UV Index (UVI) for Palm Desert in May, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec469111212121111854
Data source: Palm Desert May UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

May Sunshine in Palm Desert

May in Palm Desert shines with an impressive 375 hours of glorious sunshine, marking it as the peak of brightness before summer. After a gradual increase from 196 hours in January to 331 hours in April, May represents a significant leap, reflecting the region's warming transition into summer. Following May, June and July see only a slight increase, with 377 hours and 381 hours respectively, indicating a stabilizing trend in sunny days as the heat intensifies. This pattern showcases Palm Desert's charm, where longer sunny days in spring lay the groundwork for the sizzling summer months, inviting both residents and tourists to bask in the golden glow of the desert sun.

Monthly Sunshine Duration in Palm Desert: May Highlighted

The May sunshine duration represents the total number of hours Palm Desert experiences direct sunlight during the month of May, excluding cloudy or obstructed periods. This chart compares the sunshine duration of May with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec196h252h304h331h375h377h381h362h324h303h262h233h
Data source: Palm Desert May Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Palm Desert During May

In Palm Desert, the likelihood of experiencing sunny weather in May significantly rises, reaching an impressive 84% chance of sunshine. This upward trend from the preceding months, where the sun shines around 72% of the time in April and gradually increases from 63% in January, highlights May as a prime time for sun-seekers. Interestingly, the sunny days continue into the summer months, with a 71% chance in June, though dipping to 59% by July. As the year progresses, the pattern of sunny weather remains consistently high, particularly in the late summer and early fall, with both August and September boasting an 87% likelihood of clear skies. Overall, May stands out as a particularly bright spot on the calendar for those yearning for sunshine in Palm Desert.

Percentage of Sunny Days in May in Palm Desert

The chart illustrates the percentage of sunny days in Palm Desert throughout the year, with May highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Palm Desert experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec63%69%70%72%85%71%59%87%87%74%76%51%
Data source: Palm Desert May chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Palm Desert in May

In Palm Desert, the arrival of May signals the continuation of longer days, with daylight lasting approximately 13 hours, mirroring the trend established in April. This extension of sunlight makes for a beautiful springtime, as the days grow progressively longer from the earlier months of the year, which average around 10 hours in January and February. As the region transitions into June and July, daylight reaches its peak with 14 hours, providing ample time for outdoor activities. Following this summer high, daylight begins to gradually taper off through August and into the fall months, creating a rhythmic ebb and flow that characterizes the desert's unique seasonal cycle.

Average Daylight Hours in Palm Desert for May

The chart illustrates the variation in daylight duration in Palm Desert throughout the year, with May highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 10m10h 58m11h 59m13h 2m13h 55m14h 21m14h 7m13h 20m12h 19m11h 17m10h 23m9h 55m
Data source: Palm Desert daylight hours, calculated by summing the hours between sunrise and sunset for each day.

May Winds in Palm Desert

In Palm Desert, United States, the winds in May can be described as a gentle whisper, with an average speed of 2.7 m/s (6 mph). This month marks a slight decline from the peak wind speeds of April, which enjoyed a similar velocity, while maintaining a steady breeze that characterizes the spring transition into summer. As the year progresses, winds tend to soften, dipping to 2.4 m/s (5 mph) in June and reaching their lowest speeds during the hotter months of July and November. The overall trend showcases a consistent, mild breeze in the spring, making May an inviting time for outdoor activities in this desert oasis.

Average May Wind Speed in Palm Desert

The chart displays monthly wind speed patterns in Palm Desert, with values for each month shown alongside May's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how May's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec1.82.12.52.82.7 m/s2.42.02.12.22.01.91.9
Data source: Palm Desert May wind data, generated using information from the Copernicus Climate Change Service.

How May Weather in Palm Desert Compares to Other Months

The weather in Palm Desert changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of May's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Palm Desert and find detailed weather information for every month.

May and January present stark contrasts in weather. In May, temperatures range from a minimum of 5°C (42°F) to a scorching maximum of 39°C (102°F), with an average of 20°C (69°F) and virtually no precipitation. In contrast, January offers a cooler climate, with temperatures dipping as low as -2°C (29°F) and averaging around 11°C (51°F), reaching a maximum of 25°C (77°F). This month also sees more rain, with an average precipitation of 37 mm (1.5 in) over four days, contributing to a higher humidity level of 72%. To explore more about January's weather, check out Palm Desert weather in January.

In comparing the weather of May and February, a stark contrast emerges. May boasts much warmer temperatures with an average of 20°C (69°F) and highs reaching up to 39°C (102°F), while February experiences cooler conditions, averaging only 11°C (52°F) with maximum temperatures peaking at 26°C (79°F). Additionally, May is characterized by minimal precipitation, with just 4 mm (0.2 in) over the course of the month, while February is relatively wetter, receiving 41 mm (1.6 in) and experiencing rainfall on five days. The humidity is also notably lower in May at 46%, compared to February's higher humidity levels of 77%. For more details on the February climate, you can visit Palm Desert weather in February.

In comparing the weather conditions of May and March, May boasts significantly warmer temperatures, with an average of 20°C (69°F) compared to March's 13°C (56°F). The maximum temperature in May can soar up to 39°C (102°F), while March reaches a high of 30°C (87°F). Additionally, May experiences very low precipitation, receiving only 4 mm (0.2 in) over the course of the month, whereas March is much wetter, with a total of 26 mm (1.0 in) spread over five rainy days. March’s humidity level is also higher at 67%, compared to May's 46%. For those seeking more specific details, Palm Desert weather in March provides additional insights.

In comparing the weather of May to April, we see a noticeable rise in temperatures. May boasts a minimum temperature of 5°C (42°F) and averages around 20°C (69°F), peaking at a scorching 39°C (102°F), while April's temperatures range from a minimum of 4°C (40°F) to an average of 18°C (64°F), with a maximum of 34°C (94°F). Additionally, May experiences significantly less precipitation, with only 4 mm (0.2 in) recorded over 0 days, compared to April's 15 mm (0.6 in) over 2 days of rainfall. Furthermore, humidity levels drop from April's 56% to 46% in May, making the latter month feel drier. For more detailed insights, you can refer to Palm Desert weather in April.

In May, the weather features a wide temperature range with a minimum of 5°C (42°F) and an average of 20°C (69°F), peaking at a high of 39°C (102°F). The month enjoys low precipitation, with only 4 mm (0.2 in) and no rainy days, while humidity sits at 46%. In contrast, June brings warmer temperatures, with a minimum of 10°C (50°F) and an average of 26°C (80°F), reaching up to 43°C (109°F). Precipitation is minimal in June as well, at just 2 mm (0.1 in) and no rainy days, with a slight increase in humidity to 48%. For a closer look at the weather in June, you can check Palm Desert weather in June.

In May, temperatures in Palm Desert start quite low at around 5°C (42°F), but can peak at a scorching 39°C (102°F), with an average temperature of 20°C (69°F). The month sees virtually no precipitation, with only 4 mm (0.2 in) recorded. Humidity remains fairly low at 46%. In contrast, July experiences a significant temperature increase, with minimums around 15°C (59°F) and a maximum reaching 42°C (107°F). The average temperature during this month is a warm 30°C (86°F), accompanied by slightly increased precipitation of 11 mm (0.4 in) over two days, while humidity remains consistent at 46%. For a more detailed look at weather conditions, check out Palm Desert weather in July.

In comparing the weather in May and August, May generally offers a wider temperature range, with a minimum of 5°C (42°F) and a maximum reaching 39°C (102°F), while maintaining a pleasant average of 20°C (69°F). Precipitation is minimal, with no recorded rainy days and a humidity level of 46%. In contrast, August experiences a warmer and more consistent climate, with temperatures ranging from a minimum of 16°C (62°F) to a maximum of 42°C (107°F), averaging around 29°C (85°F). Surprisingly, August sees slightly more precipitation at 8 mm (0.3 in) over two days, coupled with a lower humidity of 42%. For more detailed information, you can refer to Palm Desert weather in August.

May and September present distinct weather characteristics. In May, temperatures range from a minimum of 5°C (42°F) to a comfortable average of 20°C (69°F), with occasional peaks reaching as high as 39°C (102°F). Precipitation is minimal, with just 4 mm recorded over 0 days, and the humidity levels sit at a relatively low 46%. In contrast, September experiences warmer temperatures, ranging from a minimum of 9°C (49°F) to an average of 26°C (79°F), with maximums that can soar to 43°C (110°F). While the precipitation is slightly higher at 5 mm over 1 day, humidity also increases to 52%. For more detailed information about September weather in Palm Desert, check out Palm Desert weather in September.

May and October exhibit distinct weather patterns despite having similar average temperatures. In May, temperatures can soar, reaching a maximum of 39°C (102°F), while maintaining a lower humidity level of 46% and minimal precipitation. In contrast, October sees slightly cooler temperatures, with a maximum of 37°C (99°F), but experiences higher humidity at 58% and a bit more precipitation, averaging 8 mm over two days. This change in weather creates a contrasting atmosphere between the two months, making October feel a bit more humid and slightly cooler. For more details on how October weather can affect your plans, check out Palm Desert weather in October.

May and November showcase distinct weather patterns. May features a wide temperature range, with minimums of 5°C (42°F) and maximums reaching up to 39°C (102°F), creating a warm climate ideal for outdoor activities. It experiences low humidity levels at 46% and virtually no precipitation, making it a dry and sunny month. In contrast, November brings cooler temperatures, with minimums dipping to 0°C (33°F) and averages around 15°C (59°F). It sees more humidity at 66% and receives 16 mm (0.6 in) of rainfall over just two days, suggesting a shift towards a more wintery feel. For more specific information about the weather in November, you can visit Palm Desert weather in November.

May and December showcase contrasting weather patterns. In May, temperatures can soar from a minimum of 5°C (42°F) to a maximum of 39°C (102°F), with an average around 20°C (69°F). This month records minimal rainfall, averaging just 4 mm (0.2 in) and experiences low humidity at 46%, creating a generally dry and warm environment. In stark contrast, December presents much cooler temperatures, ranging from a chilly -1°C (30°F) up to a comfortable 24°C (76°F), with an average of 10°C (51°F). This month is also wetter, with 37 mm (1.4 in) of precipitation and rainy days on four occasions, contributing to a higher humidity level of 74%. For more details on December weather, you can visit Palm Desert weather in December.

Compare Palm Desert's Climate with Cities Worldwide

Conclusion: What to Expect From May Weather in Palm Desert

In May, Palm Desert embraces the start of summer with distinctly warmer days, as temperatures begin to rise significantly compared to the cooler months preceding it. With a high of up to 39°C (102°F) and a comfortable average of 20°C (69°F), the desert's dry spell is marked by almost nonexistent precipitation, allowing residents and visitors to bask in the sunshine without interruption. The humidity sits at a pleasant 46%, creating an inviting atmosphere perfect for outdoor activities and exploration. As you prepare for your adventures, learn more about what to expect throughout the year by visiting Palm Desert Climate.