December Weather in Tombstone, United States

Last updated: February 24, 2025

Experience the winter chill in Tombstone, United States, where December offers a compelling climate contrast. The month showcases a maximum temperature of 23°C (74°F), providing brief spells of warmth against an average of 9°C (48°F). As temperatures dip, residents may feel the bite of the minimum of -5°C (23°F). While the month is relatively dry with only 22 mm (0.8 in) of precipitation over three days, an 81% humidity keeps the air crisp. Overall, December in Tombstone is characterized by a mix of refreshing coolness and seasonal charm.

December Temperature in Tombstone

In Tombstone, United States, December temperatures showcase a crisp transition into winter, with minimums dropping to -5°C (23°F) and averages settling around 9°C (48°F). The climate during this month reflects a notable chill compared to the milder fall months, although the maximum temperature still reaches a comfortable 23°C (74°F). This indicates a gradual decline from the warmer highs seen in November that can touch 30°C (87°F). As the year closes, residents and visitors alike experience the town’s festive atmosphere amid the cooler days, a clear shift from the warmer peaks of the summer months when temperatures soared above 40°C (104°F). Overall, December serves as a gentle reminder of the winter chill that envelops Tombstone, while still offering mild sunny afternoons for outdoor enjoyment.

December Weather in Tombstone: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Tombstone, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec475057657383828176665748
Data source: Temperature data for Tombstone 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 Tombstone

In December, Tombstone experiences a moderate precipitation level of 22 mm (0.8 in), encompassing about three days of rainfall. This amount is slightly above the low points seen in the spring and early summer months, which often see minimal precipitation, while still indicating a transition towards the wetter conditions of the monsoon season observed in mid-year. Notably, December's precipitation remains consistent with the trend of fall and winter months, where rainfall gradually increases following the drier days of May. Overall, this month's precipitation reflects a typical winter pattern for the region, preparing the landscape for potential growth amid the crisp desert air.

December Precipitation Trends in Tombstone

The chart displays monthly precipitation patterns in Tombstone, 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.
JanFebMarAprMayJunJulAugSepOctNovDec202515327524728162722
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Tombstone

As the year draws to a close, December in Tombstone, United States, brings a notable increase in humidity, peaking at 81%. This rise is part of a clear seasonal trend, where humidity tends to be at its highest levels in the winter months. Starting from January's 74%, the humidity gradually fluctuates but generally descends toward a low of 28% in June. The summer months, particularly May and June, showcase the driest conditions, with levels dipping into the low thirties. However, as the temperatures cool again in fall, humidity rises, culminating in December's plush moisture. This pattern highlights the arid desert climate's transition into the cooler, more humid winter season, making December a stark contrast to the preceding summer months.

December Average Humidity in Tombstone

This chart illustrates the average monthly humidity levels in Tombstone, 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.
JanFebMarAprMayJunJulAugSepOctNovDec74%71%60%43%32%28%38%60%72%66%74%81%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Tombstone

In Tombstone, United States, the UV Index in December settles at a moderate level of 5, indicating a safer sun exposure time with a burn time of approximately 30 minutes. This comes as a relief after a series of extreme readings peaking at 13 in June, demonstrating a clear seasonal shift towards lower UV levels as the year draws to a close. Notably, the trends show a gradual decrease from the high indices of February and November to this more manageable level in December, signaling a time when sun protection is still advisable but not as critical. For more detailed information on UV trends throughout the year, check out the Tombstone UV Index.

Maximum UV Index Levels in Tombstone for December

The chart shows the monthly maximum UV Index (UVI) for Tombstone 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.
JanFebMarAprMayJunJulAugSepOctNovDec5710121213121211965
Data source: Tombstone 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 Tombstone

As December rolls into Tombstone, United States, the town experiences a dip in sunlight hours, receiving 247 hours compared to the vibrant glow of previous months. This decline is part of a gradual trend observed throughout the latter half of the year, which peaks in May with an impressive 370 hours. From there, sunlight begins to wane, particularly in the colder months, reaching its low in December. Yet, even with fewer rays, the desert charm remains captivating, and the crisp, clear skies of winter promise serene sunsets, making Tombstone a unique destination all year round.

Monthly Sunshine Duration in Tombstone: December Highlighted

The December sunshine duration represents the total number of hours Tombstone 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.
JanFebMarAprMayJunJulAugSepOctNovDec203h244h300h335h370h367h346h329h307h301h262h247h
Data source: Tombstone December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Tombstone During December

As December approaches in Tombstone, the likelihood of sunny weather takes a noticeable dip, falling to 56%—the lowest probability for any month of the year. This decrease contrasts sharply with the sun-soaked anticipation of later months, such as May, where the chances peak at 86%. Overall, the months leading into winter, like November (68%) and October (80%), still exhibit significant sun opportunities, suggesting that while December may usher in shorter, cloudier days, the prior months offer a robust mix of warm sunshine. This seasonal transition indicates a shift towards cooler weather and the potential for more overcast skies, marking a dramatic end to the year in this historic Arizona town.

Percentage of Sunny Days in December in Tombstone

The chart illustrates the percentage of sunny days in Tombstone 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 Tombstone experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec68%74%76%75%86%73%38%54%64%81%68%56%
Data source: Tombstone December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Tombstone in December

As December arrives in Tombstone, the daylight duration tapers off to 10 hours, mirroring the shorter days experienced in January and November. This trend highlights a distinct seasonal rhythm, where daylight reaches its peak of 14 hours in June, gradually diminishing through the year. The lengthening days of spring and summer invite outdoor activities, while the shorter days of fall and winter encourage cozy indoor gatherings. Interestingly, the daylight consistently fluctuates between 10 to 14 hours, creating a natural ebb and flow that beautifully marks the changing seasons in this vibrant desert town.

Average Daylight Hours in Tombstone for December

The chart illustrates the variation in daylight duration in Tombstone throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec10h 19m11h 3m12h12h 58m13h 46m14h 10m13h 57m13h 14m12h 18m11h 20m10h 31m10h 6m
Data source: Tombstone daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Tombstone

In December, Tombstone experiences a gentle sigh from the winter breeze, with an average wind speed of 2.3 m/s (5 mph). This marks a slight decrease from the more blustery months of March and April, where wind speeds peak at 3.5 m/s (8 mph), creating a lively atmosphere that echoes the town's storied history. Throughout the year, the winds fluctuate, with the summer months showing a notable calm, dipping to 1.8 m/s (4 mph) in August. As the colder months approach, December's winds remind us of the seasonal transition, maintaining a mild yet invigorating presence. Such fluctuations highlight the unique climatic tapestry of Tombstone, where each month brings its own character, blending heritage and nature in a harmonious dance.

Average December Wind Speed in Tombstone

The chart displays monthly wind speed patterns in Tombstone, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.62.83.53.53.13.02.01.81.92.62.02.3 m/s
Data source: Tombstone December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Tombstone Compares to Other Months

The weather in Tombstone 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 Tombstone and find detailed weather information for every month.

In December, the weather typically features a range of temperatures from a minimum of -5°C (23°F) to a maximum of 23°C (74°F), with an average temperature of 9°C (48°F). The month experiences around 22 mm (0.8 in) of precipitation over three days and maintains a relatively high humidity level of 81%. In contrast, January sees a similar temperature range, with the minimum also at -5°C (24°F) and a maximum reaching 24°C (75°F). The average temperature drops slightly to 8°C (47°F), and precipitation levels decrease slightly to 20 mm (0.8 in) over the same three days, with humidity dropping to 74%. For more detailed information about the weather in January, you can check Tombstone weather in January.

In December, temperatures typically range from a minimum of -5°C (23°F) to a maximum of 23°C (74°F), with an average temperature around 9°C (48°F). The month sees about 22 mm (0.8 in) of precipitation over approximately 3 days, and humidity levels are relatively high at 81%. In contrast, February experiences slightly cooler minimum temperatures of -7°C (20°F) but can reach a maximum of 28°C (82°F), averaging 10°C (50°F). Precipitation increases to 25 mm (1.0 in) and occurs over about 4 days, while humidity drops to 71%. Overall, while both months can be mild, February tends to have a greater range in temperatures and slightly wetter conditions. For more detailed information, you can check out Tombstone weather in February.

December weather is characterized by cooler temperatures, with a minimum of -5°C (23°F) and an average of 9°C (48°F), while reaching a maximum of 23°C (74°F). The month experiences about 22 mm (0.8 in) of precipitation over 3 days and has a high humidity level of 81%. In contrast, March sees a notable increase in warmth, as temperatures range from a minimum of -2°C (29°F) to an average of 14°C (57°F) and a maximum of 30°C (86°F). Precipitation is lower at 15 mm (0.6 in) over just 2 days, and humidity drops to 60%. For more detailed information on weather conditions during this time, check out Tombstone weather in March.

When comparing December and April weather, December presents a much colder climate with temperatures ranging from a minimum of -5°C (23°F) to a maximum of 23°C (74°F), along with an average temperature of 9°C (48°F). The month sees a fair amount of precipitation, with around 22 mm (0.8 in) falling over approximately 3 days and high humidity levels at 81%. In contrast, April brings a significant warming trend, featuring temperatures ranging from a minimum of 3°C (37°F) to a maximum of 34°C (93°F), with an average temperature of 18°C (66°F). The precipitation drops dramatically to just 3 mm (0.1 in) over just 1 day, and the humidity decreases to a more comfortable 43%. For more details, you can check out Tombstone weather in April.

In December, the weather is quite chilly, with temperatures ranging from a minimum of -5°C (23°F) to a maximum of 23°C (74°F), and an average temperature of 9°C (48°F). The month experiences about 22 mm (0.8 in) of precipitation over three days, characterized by high humidity at 81%. In contrast, May brings significantly warmer temperatures, with a minimum of 6°C (42°F) and a maximum hitting 37°C (98°F), along with an average of 23°C (73°F). This month sees much less precipitation, just 2 mm (0.1 in) over zero days, and humidity drops to a comfortable 32%. For more details, check out Tombstone weather in May.

In December, temperatures tend to be quite chilly, with a minimum of -5°C (23°F) and an average of 9°C (48°F), peaking at 23°C (74°F). The month also experiences higher humidity at 81%, with some precipitation occurring over three days, totaling 22 mm (0.8 in). In stark contrast, June brings much warmer weather, with minimum temperatures starting at 13°C (56°F), averaging 28°C (83°F), and reaching a maximum of 41°C (106°F). This month enjoys significantly lower humidity at 28% and minimal precipitation, with only 7 mm (0.3 in) falling over just two days. To learn more about what to expect in June, check out Tombstone weather in June.

December and July present strikingly different weather patterns. In December, temperatures range from a chilly -5°C (23°F) at night to a comfortable 23°C (74°F) during the day, with an average of 9°C (48°F). The humidity is high at 81%, and precipitation occurs on about three days, totaling 22 mm (0.8 in). In contrast, July showcases a much warmer climate, with nighttime lows of 17°C (63°F) and daytime highs reaching a scorching 41°C (106°F), averaging 28°C (82°F). The humidity drops significantly to 38%, accompanied by more frequent rain, as precipitation is recorded over 12 days for a total of 51 mm (2.0 in). For more information on the weather in July, visit Tombstone weather in July.

December and August present stark differences in weather patterns. December tends to be much colder, with temperatures ranging from a brisk -5°C (23°F) to a comfortable 23°C (74°F) and an average of 9°C (48°F). This month also experiences higher humidity levels at 81%, though it sees relatively low precipitation, averaging just 22 mm (0.8 in) over 3 rainy days. In contrast, August boasts significantly warmer temperatures, with minimums around 16°C (62°F) and maximums peaking at a sweltering 40°C (104°F), averaging 27°C (81°F). This summer month is marked by increased rainfall, totaling 47 mm (1.9 in) across an average of 10 days, but with lower humidity levels at 60%. To learn more about August weather specifically, check out Tombstone weather in August.

In December, the weather is significantly cooler, with temperatures ranging from a minimum of -5°C (23°F) to a maximum of 23°C (74°F) and an average of 9°C (48°F). The month sees around 22 mm (0.8 in) of precipitation over three days, contributing to a higher humidity level of 81%. In contrast, September boasts much warmer temperatures, with minimums of 12°C (53°F) and maximums reaching 37°C (99°F), averaging 24°C (76°F). Although September experiences slightly more precipitation at 28 mm (1.1 in) over four days, the overall humidity is lower at 72%. For a more detailed look at September's weather, check out Tombstone weather in September.

In December, temperatures range from a minimum of -5°C (23°F) to an average of 9°C (48°F), peaking at a maximum of 23°C (74°F), while October experiences a more moderate temperature swing with a minimum of 0°C (33°F), an average of 19°C (67°F), and a maximum of 34°C (93°F). Precipitation is slightly higher in December at 22 mm (0.8 in) over three days, compared to October's 16 mm (0.6 in) over two days. Additionally, December sees a higher humidity level at 81% compared to October’s 66%, making the latter feel much drier. For more details on October weather, you can visit Tombstone weather in October.

In December, temperatures are notably cooler, with a minimum of -5°C (23°F) and an average of 9°C (48°F), compared to November’s milder minimum of -1°C (31°F) and average of 14°C (57°F). The maximum temperature in December reaches 23°C (74°F), which is lower than November’s peak of 30°C (87°F). Additionally, December experiences slightly less precipitation at 22 mm (0.8 in) over three days, compared to November’s 27 mm (1.1 in) over just two days. Humidity levels in December are higher at 81%, versus November's 74%. For more details on the November weather, visit Tombstone weather in November.

Compare Tombstone's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Tombstone

As December rolls into Tombstone, the weather contrasts sharply with the warmer months, offering a crisp, brisk ambiance that's perfect for cozy gatherings. With average temperatures hovering around a cool 9°C (48°F) and the occasional chill dipping to -5°C (23°F), the month showcases a notable shift from the heat of summer. Though there's only modest precipitation of 22 mm (0.8 in) over just three days, the 81% humidity adds a refreshing layer to the air. December invites residents and visitors to embrace the unique charm of this historic town, reminding us that the desert can be just as alluring in winter. For a deeper dive into what to expect year-round, check out Tombstone Climate.