December Weather in Hill City, United States

Last updated: February 24, 2025

In December, Hill City, United States experiences a striking range of temperatures, with a maximum reaching 19°C (66°F) and a chilling minimum plummeting to -27°C (-17°F). The average temperature settles at a brisk -2°C (28°F), serving as a reminder of winter's full embrace. During this month, the area witnesses 31 mm (1.2 in) of precipitation over 7 days, contributing to the crisp, humid atmosphere, which averages around 75% humidity. This blend of conditions creates a unique winter landscape, perfect for those who appreciate the stark beauty of the season.

December Temperature in Hill City

In Hill City, United States, December ushers in the throes of winter, with temperatures reflecting a sharp chill. The month’s average temperature hovers around -2°C (28°F), presenting a stark contrast to the milder days of autumn. Minimum temperatures can dip to -27°C (-17°F), while the highs reach a comfortable 19°C (66°F), hinting at the fleeting warmth of the late-year sun. This month marks a transition, as the bitter cold of January looms just ahead, yet occasional warmer days remind residents of the seasonal shifts. As daylight shortens and snow blankets the landscape, December encapsulates the beauty and challenges of winter, making it a month where the heartiness of Hill City shines through against the frosty backdrop.

December Weather in Hill City: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Hill City, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec252033374862676457413428
Data source: Temperature data for Hill City 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 Hill City

In December, Hill City experiences a modest precipitation total of 31 mm (1.2 in), blanketing the month with a gentle touch of winter moisture. This level of rainfall occurs over seven days, contributing to the overall trend of gradually decreasing precipitation as winter sets in. Comparatively, December's totals fall below the wetter months of summer, which peak in July with 155 mm (6.1 in). Interestingly, while the overall precipitation diminishes, December's rainfall is notably higher than November's 23 mm (0.9 in), suggesting a subtle shift back towards wetter conditions as the year concludes. This rhythm of rainfall paints a portrait of a region where seasonal transitions mark the climatic landscape, balancing between dryness and increasing moisture in the cooler months.

December Precipitation Trends in Hill City

The chart displays monthly precipitation patterns in Hill City, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1935529113710615510160602331
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Hill City

In Hill City, December brings a humidity level of 75%, marking a slight dip from the more humid months of summer, yet remaining higher than the early winter months. This trend aligns with the typical transition from the drizzly summer months, where humidity peaks at 85% in both July and August, to a more moderate, yet still comfortably damp, atmosphere as the year draws to a close. Compared to the previous November's 73%, December's readings suggest a subtle increase, highlighting the lingering moisture in the air as the cold sets in, making the region feel fresh and invigorating. Throughout the year, Hill City experiences fluctuations, with winter months generally hovering around the mid-70s, reinforcing the area's character as a place of distinct seasonal contrasts.

December Average Humidity in Hill City

This chart illustrates the average monthly humidity levels in Hill City, 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.
JanFebMarAprMayJunJulAugSepOctNovDec73%78%64%66%74%84%85%85%76%71%73%75%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Hill City

As December rolls into Hill City, the UV Index takes a noticeable dip to 2, categorizing it as low exposure. This indicates a shift from the peak summer months, where the UV Index soared to extremes of 11 in both June and July, requiring protective measures within a mere 10 minutes of sun exposure. The trend throughout the year shows a gradual rise in UV levels from moderate in early winter to very high in the spring and summer, significantly reducing burn time as the months go by. By contrast, December's 45-minute burn time allows for more leisurely outdoor activities without the immediate concern of sun damage. For those interested in tracking UV levels throughout the year, more detailed information can be found Hill City UV Index.

Maximum UV Index Levels in Hill City for December

The chart shows the monthly maximum UV Index (UVI) for Hill City 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.
JanFebMarAprMayJunJulAugSepOctNovDec356991111108632
Data source: Hill City 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 Hill City

In Hill City, December ushers in a gentle transition, offering 205 hours of sunshine that hint at the waning light of the year. As winter sets in, this month experiences a noticeable decrease compared to the vibrant sunshine of summer, which boasts an impressive peak in June and July with over 370 hours. However, December still stands as a bright finale to the year, outshining the darker days of January. This trend reveals a gradual ebb of light from the exhilarating warmth of May’s 303 hours down to the quietude of winter, yet December’s glow serves as a reminder of the resilience of sunlight even as the year draws to a close.

Monthly Sunshine Duration in Hill City: December Highlighted

The December sunshine duration represents the total number of hours Hill City 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.
JanFebMarAprMayJunJulAugSepOctNovDec168h213h262h283h303h376h384h357h291h246h224h205h
Data source: Hill City December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Hill City During December

In Hill City, December offers a 45% chance of sunny weather, marking a slight decline in sunshine compared to the brisk months of fall. As the year unfolds, we observe a trend where summer months, particularly July and August, boast the highest likelihood of sunshine, peaking at 70%. Conversely, the winter months show a gradual decrease in sun exposure, with January and February lingering around the 40s. Interestingly, November provides a modest 51% chance, hinting at a transition before December's chill sets in. Overall, while December holds the promise of some sun, it's a reminder that the vibrant, sun-kissed days of summer are a distant memory.

Percentage of Sunny Days in December in Hill City

The chart illustrates the percentage of sunny days in Hill City 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 Hill City experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec49%43%56%46%40%65%60%70%66%60%51%45%
Data source: Hill City December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Hill City in December

As December settles over Hill City, the daylight hours begin to dwindle, reaching a low of 8 hours by the month's end. This trend reflects a gradual decline from the summer months, where the sun graces the sky for a robust 15 hours in June and July. A steady decrease is observed through the autumn, with daylight slipping to 10 hours in October and dropping further to 9 hours in both November and December. This seasonal rhythm underscores the cyclical nature of daylight in Hill City, as residents prepare for the longer nights that winter brings, juxtaposed against the brighter, longer days of the spring and summer ahead.

Average Daylight Hours in Hill City for December

The chart illustrates the variation in daylight duration in Hill City throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 18m10h 28m11h 57m13h 29m14h 46m15h 25m15h 4m13h 54m12h 26m10h 56m9h 36m8h 55m
Data source: Hill City daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Hill City

As December sweeps into Hill City, a noticeable shift in wind patterns emerges. With an average wind speed of 4.0 m/s (9 mph), the gusts match the briskness of January, highlighting an invigorating chill in the air. This month wraps up the year on a high note, demonstrating a subtle resurgence after the summer lull, which saw speeds drop to as low as 2.8 m/s (6 mph) in August. The transition from the calmer months of late summer and early fall to the sharper, more forceful winds of winter reflects nature's rhythm, reminding us of the seasonal changes that define the region. With December's winds carrying the promise of winter, residents and visitors alike prepare for the festive spirit that thrives in the cool, refreshing breeze.

Average December Wind Speed in Hill City

The chart displays monthly wind speed patterns in Hill City, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.03.13.63.52.93.02.92.83.03.64.04.0 m/s
Data source: Hill City December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Hill City Compares to Other Months

The weather in Hill City 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 Hill City and find detailed weather information for every month.

In December, the weather is generally milder than in January, with average temperatures around -2°C (28°F) compared to January's average of -4°C (25°F). However, January experiences slightly colder temperatures, recording a minimum of -29°C (-19°F) versus December's minimum of -27°C (-17°F). Precipitation is also lower in January, with only 19 mm (0.7 in) over 5 days compared to December's 31 mm (1.2 in) over 7 days. Humidity levels are quite comparable, with December at 75% and January at 73%. For more detailed information about the weather in January, please visit Hill City weather in January.

In comparison to December, February experiences colder temperatures, with an average low of -32°C (-25°F) compared to December's minimum of -27°C (-17°F). The average temperature in February is also lower at -7°C (20°F), while December's average is -2°C (28°F). Both months have similar maximum temperatures, with February reaching 18°C (64°F) and December slightly higher at 19°C (66°F). Precipitation is slightly more frequent in February, occurring over 9 days with a total of 35 mm (1.4 in), compared to December's 31 mm (1.2 in) across 7 days. Humidity is marginally higher in February at 78%, compared to December's 75%. For a more detailed look at February weather, you can check Hill City weather in February.

In December, temperatures can be quite frigid, with a minimum of -27°C (-17°F) and an average of -2°C (28°F), while the maximum reaches up to 19°C (66°F). The month experiences around 31 mm (1.2 in) of precipitation over approximately 7 days, accompanied by a relatively high humidity of 75%.

In contrast, March offers a slight reprieve from the cold, with the average temperature rising to 1°C (33°F) and a maximum temperature of 20°C (69°F). Precipitation increases to 52 mm (2.0 in), spread over 9 days, and humidity drops to 64%. For a more detailed look at the weather patterns in March, you can explore Hill City weather in March.

December and April exhibit contrasting weather patterns. In December, temperatures can plummet to a minimum of -27°C (-17°F), with an average around -2°C (28°F) and a maximum reaching just 19°C (66°F). The month sees about 31 mm (1.2 in) of precipitation over 7 days, and the humidity averages 75%, contributing to the chilly atmosphere. In contrast, April brings a shift in conditions, with minimum temperatures at -20°C (-4°F), an average temperature of 3°C (38°F), and a maximum that can soar to 24°C (75°F). This month experiences significantly higher precipitation, totaling 91 mm (3.6 in) across 14 days, while humidity drops to an average of 66%. For a deeper look into April's weather, you can refer to Hill City weather in April.

December and May present starkly contrasting weather patterns. In December, temperatures range from a frigid minimum of -27°C (-17°F) to a mild max of 19°C (66°F), with an average temperature around -2°C (28°F). The month experiences about 31 mm (1.2 in) of precipitation over 7 days, coupled with high humidity at 75%. In comparison, May sees more moderate temperatures, with a minimum of -7°C (19°F) and a maximum of 29°C (84°F), averaging 9°C (48°F). However, May is notably wetter, with precipitation totaling 137 mm (5.4 in) spread over 19 days, while humidity remains similar at 74%. For a closer look at May weather specifics, visit Hill City weather in May.

When comparing the weather between December and June, there's a stark contrast in temperatures and conditions. December boasts frigid temperatures that can drop as low as -27°C (-17°F), with an average of -2°C (28°F) and a maximum reaching only 19°C (66°F). The month sees about 31 mm (1.2 in) of precipitation over approximately 7 days, accompanied by a relative humidity of 75%. In contrast, June experiences much warmer weather, with minimum temperatures around 3°C (37°F) and averages of 17°C (62°F), peaking at 33°C (92°F). This summer month is much wetter, receiving around 106 mm (4.2 in) of precipitation across 17 days, and the humidity rises slightly to 84%. For more detailed information, you can visit Hill City weather in June.

December and July present stark contrasts in weather. In December, temperatures can plunge as low as -27°C (-17°F), with an average around -2°C (28°F), while July enjoys a much milder climate, boasting an average temperature of 20°C (67°F) and highs reaching up to 34°C (93°F). Precipitation patterns also vary significantly; December sees 31 mm (1.2 in) of rain over 7 days, whereas July is much wetter, with 155 mm (6.1 in) falling across 19 days. Humidity levels are relatively high in both months, with December at 75% and July slightly higher at 85%. For a detailed look at July weather, you can visit Hill City weather in July.

In December, the weather is notably colder, with minimum temperatures plummeting to -27°C (-17°F) and an average temperature hovering around -2°C (28°F). The month experiences limited precipitation, totaling 31 mm (1.2 in) over about 7 days, accompanied by a humidity level of 75%. In stark contrast, August boasts much milder conditions, with minimum temperatures starting at 5°C (41°F) and average highs reaching 18°C (65°F), peaking at a warm 33°C (91°F). August also receives significantly more rain, with 101 mm (4.0 in) spread over 15 days and humidity rising to 85%. For more detailed insights, you can check out the Hill City weather in August.

In December, the weather is significantly colder with temperatures ranging from a minimum of -27°C (-17°F) to a maximum of 19°C (66°F), averaging around -2°C (28°F). In contrast, September experiences milder temperatures with a minimum of -9°C (16°F) and a maximum of 34°C (94°F), averaging 14°C (58°F). Precipitation in December is lower at 31 mm (1.2 in) over about 7 days, compared to September's 60 mm (2.4 in) spread over 8 days. Although both months have similar humidity levels, with December at 75% and September at 76%, the overall weather in September is much warmer and wetter. For more detailed information, you can check Hill City weather in September.

December weather in Hill City is characterized by a wider temperature range, with a minimum of -27°C (-17°F) and a maximum of 19°C (66°F), leading to an average temperature of around -2°C (28°F). In contrast, October experiences milder conditions with minimum temperatures of -22°C (-7°F) and maximums reaching 27°C (81°F), resulting in an average temperature of 5°C (41°F). Precipitation also varies, with December receiving 31 mm over 7 days, while October gets significantly more, with 60 mm over 9 days. Furthermore, December has a slightly higher humidity level at 75% compared to October's 71%. For more details about October weather, you can visit Hill City weather in October.

December weather features a broader temperature range, with a minimum of -27°C (-17°F), an average of -2°C (28°F), and a maximum of 19°C (66°F). In comparison, November's temperatures are slightly milder, with a minimum of -25°C (-13°F), an average of 1°C (34°F), and a maximum of 23°C (73°F). December also sees an increase in precipitation, measuring 31 mm (1.2 in) over 7 days, while November had 23 mm (0.9 in) across 6 days. Humidity levels are similarly high in both months, with December at 75% and November at 73%. For more details, check out Hill City weather in November.

Compare Hill City's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Hill City

As December settles over Hill City, it ushers in a distinct transformation from the milder months preceding it. With temperatures dipping significantly and an increase in precipitation, the month often feels much colder, enveloped in a crisp chill and moisture-laden air. This shift brings a refreshing starkness, typically not experienced in the warmer months, as the town prepares for a winter wonderland. Additionally, the high humidity often accentuates the biting cold, making the air feel even more frigid. For those curious about what other months bring, you can explore the broader weather patterns at Hill City Climate.