December Weather in Oljato-Monument Valley, United States

Last updated: February 24, 2025

December in Oljato-Monument Valley showcases a striking contrast in temperatures, with maximums reaching 18°C (64°F) and minimums plummeting to a chilly -16°C (4°F). The average temperature hovers around a crisp 1°C (34°F), highlighting the potential for dramatic weather shifts. Visitors can expect moderate precipitation, with about 18 mm (0.7 in) spread over 5 days, resulting in a humid atmosphere of 83%. This unique climatic blend adds an intriguing layer to the breathtaking natural landscapes of the valley, making December a captivating time to explore this iconic region.

December Temperature in Oljato-Monument Valley

In December, Oljato-Monument Valley experiences a significant drop in temperatures, with a minimum of -16°C (4°F) and an average hovering around 1°C (34°F). This chilly month marks the transition into winter, setting the stage for the coldest months ahead. The maximum temperature reaches a mild 18°C (64°F), providing a brief respite from the frigid nights, but overall, December’s temperatures signify a noticeable cooling trend compared to the milder conditions of November. As the landscape shifts under a blanket of frost, visitors are treated to a serene beauty, showcasing the iconic red rock formations against a backdrop of winter’s tranquility.

December Weather in Oljato-Monument Valley: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Oljato-Monument Valley, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec333948576578828172554434
Data source: Temperature data for Oljato-Monument Valley 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 Oljato-Monument Valley

In December, Oljato-Monument Valley experiences a notable 18 mm (0.7 in) of precipitation, aligning with the wetter conditions of the preceding months. This trend suggests that while the region often endures extended dry spells, winter months like December typically see a return of moisture, occurring over five days of rainfall. Following a similar pattern, January reflects a slight increase, emphasizing the area's seasonal shift. Overall, December not only underscores a transition into a wetter climate but also prepares the landscape for the year ahead, serving as a reminder of the region's dramatic changes throughout the seasons.

December Precipitation Trends in Oljato-Monument Valley

The chart displays monthly precipitation patterns in Oljato-Monument Valley, 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.
JanFebMarAprMayJunJulAugSepOctNovDec18192891121171020718
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Oljato-Monument Valley

In December, humidity in Oljato-Monument Valley reaches 83%, marking a slight increase from November's 80%. This uptick is part of a seasonal trend where humidity levels gradually rise towards the end of the year after hitting a low of 33% in July. Throughout the months, we observe a distinct pattern: post-spring, humidity begins to climb, peaking in the cooler months of late fall and early winter. As we transition from the dry summer months characterized by levels below 40%, the return of moisture in December underscores the shifting climate, providing a refreshing contrast to the arid conditions experienced earlier in the year.

December Average Humidity in Oljato-Monument Valley

This chart illustrates the average monthly humidity levels in Oljato-Monument Valley, 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.
JanFebMarAprMayJunJulAugSepOctNovDec82%84%73%66%48%36%33%37%52%67%80%83%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Oljato-Monument Valley

As December rolls into Oljato-Monument Valley, the UV Index dips to 3, signaling a moderate level of sun exposure. After a series of escalating indices throughout the year, where peak levels reached a striking 12 in the summer, December offers a brief respite with a burn time of 30 minutes before the effects of sun exposure become significant. This trend reflects a consistent pattern of lower UV levels during the winter months, providing a stark contrast to the extreme conditions experienced from April through August. With winter sun strength softening, it's an inviting time to enjoy the stunning landscapes without the intense UV risks. For more details on seasonal UV exposure, check out Oljato-Monument Valley UV Index.

Maximum UV Index Levels in Oljato-Monument Valley for December

The chart shows the monthly maximum UV Index (UVI) for Oljato-Monument Valley 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.
JanFebMarAprMayJunJulAugSepOctNovDec468111212121110753
Data source: Oljato-Monument Valley 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 Oljato-Monument Valley

In the breathtaking landscape of Oljato-Monument Valley, December welcomes a milder dose of sunshine, offering approximately 233 hours of radiant light. This reflects a steady decline from the peak of 383 hours in July, when the sun graces the valley with its fullest embrace. As the seasons transition, December shares a similar pattern with November, which offers 257 hours, marking the end of a year characterized by a steady increase in sunlight from January's modest 186 hours. Each month builds a compelling narrative of nature’s rhythms, where the vibrant sunshine becomes less intense yet remains a captivating feature of the desert landscape, inviting visitors to appreciate the serene beauty even in its quieter, winter moments.

Monthly Sunshine Duration in Oljato-Monument Valley: December Highlighted

The December sunshine duration represents the total number of hours Oljato-Monument Valley 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.
JanFebMarAprMayJunJulAugSepOctNovDec186h232h294h328h371h381h383h361h321h290h257h233h
Data source: Oljato-Monument Valley December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Oljato-Monument Valley During December

As December approaches in Oljato-Monument Valley, the likelihood of sunny weather takes a dip, with only a 58% chance of sunshine—a notable decrease compared to the sunnier months earlier in the year. This trend reflects a gradual shift toward the winter season, where the vibrant blue skies of summer give way to more overcast days. While December's sunshine percentage is similar to January's, it remains lower than the late fall months, indicating a transitional period. Despite the dip, this month still offers opportunities to enjoy the striking desert landscapes, even if the sun chooses to play hide-and-seek.

Percentage of Sunny Days in December in Oljato-Monument Valley

The chart illustrates the percentage of sunny days in Oljato-Monument Valley 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 Oljato-Monument Valley experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec58%65%61%71%74%73%58%74%76%67%73%58%
Data source: Oljato-Monument Valley December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Oljato-Monument Valley in December

As winter settles over Oljato-Monument Valley, December marks a return to shorter days, with daylight lasting only 9 hours. This gradual decrease in sunlight starts earlier in the year, peaking in the summer months of June and July, when the valley enjoys 14 hours of daylight. Following the vibrant expanse of spring and summer, where daylight steadily increases, the days begin to shorten again in August, tapering down through the fall. November brings a further reduction, dropping to 10 hours of light, before the seasonal low in December. The cycle of daylight signifies the profound changes in the landscape, inviting residents and visitors alike to enjoy the unique beauty and tranquility that winter brings to this stunning region.

Average Daylight Hours in Oljato-Monument Valley for December

The chart illustrates the variation in daylight duration in Oljato-Monument Valley throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 56m10h 50m11h 59m13h 10m14h 9m14h 38m14h 22m13h 29m12h 21m11h 11m10h 9m9h 38m
Data source: Oljato-Monument Valley daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Oljato-Monument Valley

In Oljato-Monument Valley, December sees an average wind speed of 2.8 m/s (6 mph), a refreshing uptick compared to the wind's softness in November, which dropped to 2.0 m/s (4 mph). This winter month showcases a gentle breeze that flows through the stunning landscape, capturing the stark beauty of the iconic red rock formations. As the year progresses, the winds generally maintain a steady pattern, with March and April peaking at 3.6 m/s (8 mph), but December's breeziness is a welcome contrast to the calm mid-year months, breathing life into the tranquility of the valley as nature prepares for its winter slumber.

Average December Wind Speed in Oljato-Monument Valley

The chart displays monthly wind speed patterns in Oljato-Monument Valley, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.23.13.43.63.53.22.52.72.42.72.02.8 m/s
Data source: Oljato-Monument Valley December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Oljato-Monument Valley Compares to Other Months

The weather in Oljato-Monument Valley 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 Oljato-Monument Valley and find detailed weather information for every month.

December and January present similar weather patterns, but with slight variations in temperature. December experiences a minimum temperature of -16°C (4°F) and an average of 1°C (34°F), reaching a maximum of 18°C (64°F). In contrast, January has slightly milder temperatures, with a minimum of -15°C (5°F) and an average of 0°C (33°F), peaking at 15°C (60°F). Both months see the same amount of precipitation at 18 mm (0.7 in) over roughly five days, and the humidity levels are comparable at 83% in December and 82% in January. For a more detailed look at January weather specifics, check out Oljato-Monument Valley weather in January.

In December, the weather exhibits a chilly range with temperatures dipping as low as -16°C (4°F) and averaging around 1°C (34°F), while reaching a max of 18°C (64°F). The month receives about 18 mm (0.7 in) of precipitation over five days, with a humidity level of 83%. In contrast, February witnesses slightly milder conditions, featuring a minimum of -14°C (7°F) and an average of 4°C (39°F), peaking at 21°C (71°F). Precipitation rises marginally to 19 mm (0.8 in) across five days, with humidity slightly higher at 84%. For more detailed insights, you can check Oljato-Monument Valley weather in February.

December and March exhibit stark contrasts in weather, primarily characterized by temperature variations and humidity levels. In December, temperatures can drop as low as -16°C (4°F) while averaging around 1°C (34°F), with a maximum reaching 18°C (64°F). This month experiences an average humidity of 83% and around 18 mm (0.7 in) of precipitation over 5 days. In contrast, March brings milder conditions, with minimum temperatures of -6°C (22°F) and an average temperature of 9°C (48°F), peaking at 27°C (81°F). The month sees slightly higher precipitation at 28 mm (1.1 in) across 6 days, but the humidity drops to 73%. For detailed insights on the weather patterns in March, you can check Oljato-Monument Valley weather in March.

In December, the weather is significantly colder, with temperatures ranging from a minimum of -16°C (4°F) to an average of 1°C (34°F) and peaking at 18°C (64°F). The month experiences around 18 mm (0.7 in) of precipitation over five days, accompanied by high humidity levels of 83%. In contrast, April ushers in much milder weather, with a minimum temperature of -5°C (23°F) and an average of 14°C (57°F), peaking at a warm 29°C (85°F). Precipitation decreases to 9 mm (0.4 in) over just two days, and humidity drops to 65%, making April feel significantly more pleasant. For a detailed look at April weather, visit Oljato-Monument Valley weather in April.

December and May present stark contrasts in weather conditions. In December, temperatures can plunge to a minimum of -16°C (4°F), with an average temperature of around 1°C (34°F) and a max of 18°C (64°F). The month is characterized by high humidity at 83% and a modest amount of precipitation (18 mm or 0.7 in) spread over about 5 days. In contrast, May delivers a much milder climate, showcasing a minimum temperature of 1°C (35°F), an average of 19°C (66°F), and a sizzling maximum of 34°C (94°F). Precipitation decreases to just 11 mm (0.4 in) over approximately 3 days, while humidity drops to 48%. For more specific insights into May weather, check out Oljato-Monument Valley weather in May.

In December, temperatures can plummet to a chilling minimum of -16°C (4°F), with an average temperature of 1°C (34°F) and a maximum reaching up to 18°C (64°F). The month experiences relatively high humidity at 83%, contributing to the cold and damp atmosphere, with around 18 mm (0.7 in) of precipitation spread over 5 days.

In contrast, June brings a dramatic shift in weather, with minimum temperatures around 6°C (44°F) and an average soaring to a warm 26°C (78°F). The maximum temperature can even spike to a scorching 39°C (102°F). During this month, precipitation is minimal at just 2 mm (0.1 in) and there are no rainy days, resulting in a much lower humidity level of 35%. For a closer look at the specific conditions, check out Oljato-Monument Valley weather in June.

December and July present stark contrasts in weather conditions. In December, the temperatures range from a chilly -16°C (4°F) as a minimum, averaging around 1°C (34°F) and peaking at 18°C (64°F). This winter month sees about 18 mm (0.7 in) of precipitation over five days, accompanied by high humidity at 83%. In contrast, July boasts significantly warmer temperatures, with a minimum of 12°C (54°F), an average of 28°C (83°F), and a maximum that can soar to 39°C (103°F). Precipitation is lighter in July, measuring only 11 mm (0.4 in) over just two days, and the humidity drops to a more comfortable 33%. For more detailed information about the July climate, you can check Oljato-Monument Valley weather in July.

The weather in December and August shows a striking contrast in temperature and humidity. December experiences much colder temperatures, with a minimum of -16°C (4°F) and an average of 1°C (34°F), while August boasts a warm average temperature of 27°C (81°F) and peaks at a scorching 37°C (100°F). Additionally, December has higher humidity levels at 83%, contributing to the chilly feel, compared to the much lower humidity of 37% in August, which complements the heat. Precipitation is also more frequent in December, with about 18 mm (0.7 in) over 5 days, whereas August sees just 7 mm (0.3 in) over 2 days. For more detailed information about August weather, you can refer to Oljato-Monument Valley weather in August.

In comparing the weather between December and September, we see significant differences in both temperature and precipitation. December experiences much colder conditions, with temperatures ranging from a minimum of -16°C (4°F) to a maximum of 18°C (64°F), resulting in an average of just 1°C (34°F). In contrast, September boasts a much warmer climate, where temperatures fluctuate between 2°C (36°F) and a sweltering 37°C (98°F), averaging at a comfortable 22°C (72°F). Precipitation is also less frequent in September, with only 10 mm (0.4 in) over the course of just one day, compared to December's 18 mm (0.7 in) spread over five days, coupled with higher humidity at 83% compared to September's 52%. For more detailed insights, you can check Oljato-Monument Valley weather in September.

In comparing the weather of December and October, December is generally colder, with average temperatures hovering around 1°C (34°F) and dipping as low as -16°C (4°F). In contrast, October enjoys milder temperatures, averaging 13°C (55°F) and reaching a maximum of 29°C (84°F). Precipitation is similar between the two months, with December receiving 18 mm (0.7 inches) over 5 days, while October has slightly more at 20 mm (0.8 inches) across just 3 days. Additionally, humidity levels are higher in December at 83%, compared to October's 67%. For more specific insights on October weather, you can check Oljato-Monument Valley weather in October.

In December, the weather in Oljato-Monument Valley becomes significantly colder compared to November. While November sees an average temperature of 7°C (45°F), December's average temperature drops to around 1°C (34°F), with minimums plunging to -16°C (4°F). December also experiences more precipitation, totaling 18 mm (0.7 in) over five days, in contrast to November’s milder 7 mm (0.3 in) over just two days. Humidity levels remain relatively high, hovering around 83% in December, compared to 80% in November, but overall, the transition marks a shift to chillier and wetter conditions. For a detailed look at November weather patterns, visit Oljato-Monument Valley weather in November.

Compare Oljato-Monument Valley's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Oljato-Monument Valley

In December, Oljato-Monument Valley experiences a distinct shift in climate compared to other months, bringing cooler temperatures and increased humidity. With an average temperature hovering around 1°C, the stark contrast to warmer months is palpable, as the region can plunge to biting lows of -16°C at night. While December captures the beauty of transitioning seasons, it also sees about five days of light precipitation, adding a touch of moisture to the air. As the year wraps up in this enchanting landscape, visitors can anticipate a serene, wintry atmosphere, making it an ideal time to explore the stunning vistas. For more insights on what to expect throughout the year, check out the detailed information at Oljato-Monument Valley Climate.