December Weather in Rancho Mirage, United States

Last updated: February 24, 2025

In Rancho Mirage, United States, December ushers in a blend of cool and mild weather, with average temperatures hovering around 10°C (51°F), peaking at a comfortable 24°C (76°F). However, the month can dip to a brisk -1°C (30°F) during cooler nights. Rainfall is modest, totaling about 37 mm (1.4 in) over 4 days, while humidity levels remain relatively high at 74%. This combination creates a unique winter experience, making December a picturesque time to enjoy the scenic beauty of the desert oasis.

December Temperature in Rancho Mirage

In December, Rancho Mirage experiences a cool yet temperate climate, with temperatures ranging from a minimum of -1°C (30°F) to a pleasant maximum of 24°C (76°F). The average temperature settles around 10°C (51°F), marking a noticeable shift from the warmer months. As the year winds down, the transition toward winter begins, evident in the dip in night-time temperatures compared to the milder November. This month serves as a gentle reminder of the seasonal changes, providing a refreshing escape from the summer heat while still offering comfortable days for outdoor activities amidst the stunning desert landscape.

December Weather in Rancho Mirage: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Rancho Mirage, 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 Rancho Mirage 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.

December Precipitation in Rancho Mirage

In Rancho Mirage, December brings an invigorating change with an average precipitation of 37 mm (1.4 in), similar to January's levels and notably higher than the drier months of May and June. The rainfall is spread over about four days, suggesting a mix of steady drizzles and occasional heavier showers that can enliven the desert landscape. This uptick in precipitation marks a transition into winter when the area receives much of its annual moisture after a prolonged dry spell. Unlike the peak summer heat, December’s climate offers a refreshing break, which is both welcomed by the environment and cherished by locals and visitors alike.

December Precipitation Trends in Rancho Mirage

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

December in Rancho Mirage offers a noticeable uptick in humidity, with levels at 74%—a slight rise from the preceding month of November, which recorded 66%. This period reflects a general trend of increasing humidity from the earlier months of the year, especially after the drier summer, where August dipped to a low of 42%. As the seasons shift, humidity gradually climbs, culminating in December's relatively humid atmosphere. This increase not only signals the approach of winter but also adds a layer of comfort to the desert landscape, setting the stage for an enjoyable holiday season amidst the warm desert temperatures.

December Average Humidity in Rancho Mirage

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

December UV Index in Rancho Mirage

In December, the UV Index in Rancho Mirage dips back to 4, placing it in the moderate exposure category and allowing for a burn time of 30 minutes. This slight decrease comes after a summer of intense sunshine, where the index peaked at 12 from May through July—a notable trend highlighting the region's extreme sun exposure during the warmer months. As the year comes to a close, the UV levels are much more manageable, making it an ideal time for outdoor activities without the urgent need for heavy sun protection. To learn more about the UV Index fluctuations throughout the year, check out Rancho Mirage UV Index.

Maximum UV Index Levels in Rancho Mirage for December

The chart shows the monthly maximum UV Index (UVI) for Rancho Mirage in December, 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: Rancho Mirage December 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.

December Sunshine in Rancho Mirage

December in Rancho Mirage offers a delightful retreat with 233 hours of sunshine, contributing to the region's reputation as a year-round sunny destination. As the year winds down, the months trend towards an increase in sunlight, peaking in the summer with 381 hours of radiant July. While December may see fewer hours compared to the vibrant spring months like April and May, which boast over 300 hours, the sun still graces the desert with its warmth. The gradual decline from balmy summer days to cooler winter evenings illuminates the charm of this desert oasis, making December a serene time to unwind under the sun, even as it takes a step back from its peak brilliance.

Monthly Sunshine Duration in Rancho Mirage: December Highlighted

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

Chance of Sun in Rancho Mirage During December

In December, Rancho Mirage experiences a notable drop in sunny weather, with only a 51% chance of sun, making it the month with the lowest likelihood of sunshine compared to the rest of the year. This decline contrasts sharply with the high percentages found in the preceding months, especially May and August, which reach an impressive 84% and 87%, respectively. As the year winds down, residents and visitors can expect shorter days and a shift in weather patterns, suggesting a cozy indoor atmosphere. While December may not boast the same sunny charm as other months, it still offers a unique desert experience that captures the essence of winter.

Percentage of Sunny Days in December in Rancho Mirage

The chart illustrates the percentage of sunny days in Rancho Mirage throughout the year, with December 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 Rancho Mirage experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec63%69%70%72%85%71%59%87%87%74%76%51%
Data source: Rancho Mirage December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Rancho Mirage in December

In Rancho Mirage, United States, the daylight duration follows a clear seasonal rhythm throughout the year. Starting with 10 hours in both January and February, the days gradually lengthen, peaking at an impressive 14 hours in June and July. As summer wanes, daylight begins to recede, with a gradual decrease to 12 hours in September and then back down to 10 hours by November. Come December, residents experience a notable dip to just 9 hours of daylight, embodying the winter solstice. This cyclical pattern showcases the region's transition from the long, sun-soaked days of summer to the shorter, cooler days of winter, offering a varied experience of natural light across the year.

Average Daylight Hours in Rancho Mirage for December

The chart illustrates the variation in daylight duration in Rancho Mirage throughout the year, with December 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: Rancho Mirage daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Rancho Mirage

As December sweeps into Rancho Mirage, the winds begin to settle into a gentle rhythm, maintaining an average wind speed of 1.9 m/s (4 mph). This month's breezes mirror those of November, suggesting a tranquil close to the year where the gusts are noticeably calmer compared to the earlier months. From the more lively winds of March to the slight decrease in intensity through the summer, it's evident that December's winds are part of a gradual cooling trend. Overall, the tranquil December winds offer a serene backdrop to the desert landscape, inviting residents and visitors to embrace the cozy charm of the season.

Average December Wind Speed in Rancho Mirage

The chart displays monthly wind speed patterns in Rancho Mirage, with values for each month shown alongside December's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how December's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec1.82.12.52.82.72.42.02.12.22.01.91.9 m/s
Data source: Rancho Mirage December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Rancho Mirage Compares to Other Months

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

December and January in Rancho Mirage exhibit similar weather patterns, characterized by mild temperatures and low precipitation. December typically sees minimum temperatures around -1°C (30°F) and maximums reaching 24°C (76°F), with an average temperature of 10°C (51°F) and 37 mm of rainfall over four days. In contrast, January experiences slightly cooler nights with a minimum of -2°C (29°F) but similar average and maximum temperatures at 11°C (51°F) and 25°C (77°F), respectively. Both months have comparable precipitation levels of 37 mm, though January has a marginally higher amount at 1.5 inches. Humidity also remains consistent, with December at 74% and January slightly lower at 72%. For a detailed look at January weather in Rancho Mirage, visit Rancho Mirage weather in January.

In December, temperatures range from a minimum of -1°C (30°F) to a maximum of 24°C (76°F), with an average of 10°C (51°F) and relatively low precipitation of 37 mm (1.4 in) over about 4 days. The humidity during this month sits at 74%. In contrast, February brings slightly colder nights with a minimum of -4°C (26°F), but daytime highs can reach up to 26°C (79°F) and the average temperature is similar at 11°C (52°F). February experiences a bit more precipitation, totaling 41 mm (1.6 in) across 5 days, and the humidity increases slightly to 77%. For detailed information on February weather, you can check Rancho Mirage weather in February.

In December, temperatures range from a chilly -1°C (30°F) to a pleasant high of 24°C (76°F), while the month sees an average temperature around 10°C (51°F). Precipitation is moderate, with 37 mm (1.4 in) over about 4 days, contributing to a humidity level of 74%. In contrast, March showcases milder weather with a lower minimum temperature of -1°C (31°F) and an average increase to 13°C (56°F), reaching a maximum of 30°C (87°F). Despite slightly less precipitation at 26 mm (1.0 in) over 5 days, humidity drops to 67%, indicating a more comfortable feel. For a closer look at March conditions, you can check out Rancho Mirage weather in March.

When comparing the weather in December and April, distinct differences emerge. December typically features cooler temperatures, with a minimum of -1°C (30°F) and an average of 10°C (51°F), peaking at a maximum of 24°C (76°F). It also experiences relatively higher humidity at 74% and receives about 37 mm (1.4 in) of precipitation over 4 days. In contrast, April enjoys a milder climate with minimum temperatures of 4°C (40°F) and much warmer averages of 18°C (64°F), reaching up to 34°C (94°F). The month sees significantly less rain, with only 15 mm (0.6 in) of precipitation over just 2 days and lower humidity at 56%. For more detailed information on April weather, check out Rancho Mirage weather in April.

December and May present stark contrasts in weather conditions. In December, temperatures range from a chilly minimum of -1°C (30°F) to a comfortable maximum of 24°C (76°F), with an average of 10°C (51°F). The month sees about 37 mm (1.4 in) of precipitation over approximately 4 days, accompanied by a high humidity level of 74%. Conversely, May boasts much warmer temperatures, with a minimum of 5°C (42°F) and a maximum soaring to 39°C (102°F), resulting in an average temperature of 20°C (69°F). Additionally, May is remarkably dry, experiencing only 4 mm (0.2 in) of precipitation across 0 days and a significantly lower humidity level of 46%. For a more detailed look at the weather in May, you can check out Rancho Mirage weather in May.

In December, temperatures range from a chilly min of -1°C (30°F) to a comfortable max of 24°C (76°F), with an average of 10°C (51°F). The month experiences moderate precipitation of 37 mm (1.4 in) over about four days, resulting in higher humidity levels at 74%. In contrast, June brings significantly warmer weather with a minimum of 10°C (50°F) and a scorching maximum of 43°C (109°F), averaging 26°C (80°F). This month is notably dry, with only 2 mm (0.1 in) of precipitation over no rainy days and a humidity level of 48%. For more details on June weather, visit Rancho Mirage weather in June.

December weather is characterized by milder temperatures, with daily averages hovering around 10°C (51°F) and maximums reaching 24°C (76°F). In contrast, July experiences much warmer conditions, with average temperatures soaring to 30°C (86°F) and peaks hitting a scorching 42°C (107°F). Additionally, December sees more frequent precipitation, with about 37 mm (1.4 in) falling over 4 days, while July is typically drier, receiving only 11 mm (0.4 in) across just 2 days. The humidity also varies significantly, with December having a higher level at 74%, compared to July's drier 46%. This stark contrast in temperature and humidity makes December a cool respite from the heat of July. For more details, check out Rancho Mirage weather in July.

December and August present stark contrasts in weather. In December, temperatures can dip as low as -1°C (30°F), with an average of 10°C (51°F) and a maximum reaching 24°C (76°F). The month experiences around 37 mm (1.4 in) of precipitation over four days, and humidity levels are relatively high at 74%. In contrast, August boasts a much warmer climate, with minimum temperatures starting at 16°C (62°F) and soaring to an impressive maximum of 42°C (107°F), averaging around 29°C (85°F). Precipitation is minimal during this month, totaling just 8 mm (0.3 in) over two days, paired with a lower humidity level of 42%. For more detailed insights, you can refer to Rancho Mirage weather in August.

When comparing the weather in December and September, there are notable differences in temperature and precipitation. December experiences cooler temperatures, ranging from a minimum of -1°C (30°F) to a maximum of 24°C (76°F), with an average of 10°C (51°F). In contrast, September exhibits much warmer conditions, with temperatures starting at 9°C (49°F) and peaking at a sweltering 43°C (110°F), averaging around 26°C (79°F). Furthermore, December sees about 37 mm (1.4 in) of precipitation over four days, while September is relatively dry, with only 5 mm (0.2 in) of rain falling on just one day. The humidity also differs significantly, with December at 74% compared to September's 52%. For a detailed look at September weather, you can visit Rancho Mirage weather in September.

When comparing the weather in December to October, notable differences emerge. December experiences a wider temperature range, with minimums dipping to -1°C (30°F) and maximums reaching up to 24°C (76°F). In contrast, October boasts a higher average temperature of 20°C (68°F), with highs that can soar to 37°C (99°F), making it significantly warmer overall. Precipitation is also more frequent in December, with 37 mm (1.4 in) over four days, whereas October sees minimal rainfall of just 8 mm (0.3 in) across two days. Additionally, December's higher humidity at 74% compared to October's 58% contributes to a cooler, more damp atmosphere. For further details, you can explore Rancho Mirage weather in October.

In comparing the weather between November and December, December tends to be cooler, with average temperatures ranging from a minimum of -1°C (30°F) to a maximum of 24°C (76°F), while November enjoys slightly higher averages with a minimum of 0°C (33°F) and a maximum of 29°C (85°F). November also experiences less precipitation, recording only 16 mm (0.6 in) over 2 days compared to December's 37 mm (1.4 in) over 4 days, indicating a wetter month. Additionally, humidity levels in December are higher at 74%, compared to 66% in November. For a more detailed look at the specifics, you can check out Rancho Mirage weather in November.

Compare Rancho Mirage's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Rancho Mirage

December in Rancho Mirage presents a milder climate compared to the scorching summer months, making it an ideal time for outdoor activities. With temperatures comfortably hovering between the highs of 24°C (76°F) and the cooler nights averaging around 10°C (51°F), residents and visitors alike can enjoy the crisp winter air. While precipitation is relatively low, with only a few rainy days, the increased humidity of 74% adds a refreshing touch to the atmosphere. This shift in weather also provides a beautiful backdrop for celebrating the holiday season. For a detailed comparison and insights into the city's year-round weather, visit Rancho Mirage Climate.