December Weather in Gardiner, United States

Last updated: February 24, 2025

In Gardiner, United States, December presents a chilly tableau characterized by a maximum temperature of 6°C (43°F) and an average low plunging to -10°C (15°F). Winter’s grip is felt with minimum temperatures dropping to a frosty -29°C (-20°F). Throughout the month, Gardiner experiences 53 mm (2.1 in) of precipitation over 14 days, contributing to a notably high humidity level of 94%. This blend of cold and moisture creates a uniquely crisp atmosphere, inviting both the adventurous and the cozy-hearted to experience the beauty of winter in this picturesque locale.

December Temperature in Gardiner

In December, Gardiner, United States, experiences a chill that marks the heart of winter, with temperatures reaching a minimum of -29°C (-20°F) and averaging around -10°C (15°F). This month showcases a notable stability in the cold, as temperatures show little deviation from November's edge of winter, where the average was slightly higher at -6°C (21°F). December's maximum temperature of 6°C (43°F) signals the occasional respite from the frigid air, hinting at a gradual transition into milder days ahead in the coming months. Overall, December embodies the stark beauty of winter, with its consistently low temperatures setting the stage for a picturesque snowy landscape.

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

The chart illustrates December temperature patterns in Gardiner, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec151525303750595748302114
Data source: Temperature data for Gardiner 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 Gardiner

December in Gardiner brings a moderate touch of rainfall, with 53 mm (2.1 in) of precipitation accumulated over 14 days. This marks a slight decrease from November's totals, showcasing a trend of gradual precipitation reduction as winter settles in. The end-of-year moisture, while less intense than the early winter months, still supports the natural beauty of the landscape, ensuring a scenic transition into the new year. As temperatures drop, residents can expect December's rain to contribute to a crisp, refreshing ambiance, perfect for enjoying the festive season amidst the serene backdrop of Gardiner's winter charm.

December Precipitation Trends in Gardiner

The chart displays monthly precipitation patterns in Gardiner, 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.
JanFebMarAprMayJunJulAugSepOctNovDec479064837088384658686253
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Gardiner

In Gardiner, December wraps up the year with a notable spike in humidity, reaching 94%—the highest level observed since January. This month marks a significant departure from the drier conditions experienced during the summer, where humidity levels hovered around 69% to 74% from June to August. As fall transitions into winter, humidity levels witness an increase, peaking in November at 89%, before climbing even higher in December. This trend indicates a seasonal pattern where colder months usher in higher moisture content in the air, reminding residents of the chill that accompanies the winter season.

December Average Humidity in Gardiner

This chart illustrates the average monthly humidity levels in Gardiner, 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.
JanFebMarAprMayJunJulAugSepOctNovDec93%92%90%83%79%76%74%69%67%72%89%94%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Gardiner

As December rolls into Gardiner, the UV Index descends to a low value of 2, offering a reprieve from the extreme levels experienced during the summer months. This significant drop means you can enjoy outdoor activities with a much more generous burn time of 45 minutes, contrasting sharply with the harsher summer days when the Index peaked at 12 in June. The trend showcases a clear seasonal shift: from the moderate exposure in the colder months of January and February, the UV Index climbs to very high and extreme levels through spring and summer before tapering off again in the fall. This fluctuation underscores the importance of staying informed about the UV Index throughout the year, ensuring that outdoor enthusiasts can protect themselves appropriately. For more detailed insights on the UV Index in Gardiner, visit Gardiner UV Index.

Maximum UV Index Levels in Gardiner for December

The chart shows the monthly maximum UV Index (UVI) for Gardiner 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.
JanFebMarAprMayJunJulAugSepOctNovDec3479111211108642
Data source: Gardiner 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 Gardiner

As December arrives in Gardiner, the sun graces the landscape with 176 hours of daylight, marking a gentle decline from the vibrant summer months. Following the peak in July with a stunning 391 hours, the sunlight gradually tapers off, transitioning through fall's rich hues with 284 hours in September and 193 hours in November. Despite the decrease, December's sunshine still carries a warmth that embraces the festive spirit of the season. This cozy month serves as a reminder of the shifting seasons, as the days become shorter yet still offer moments to bask in the crisp, clear sunlight, making it a perfect time for reflective strolls or quiet gatherings.

Monthly Sunshine Duration in Gardiner: December Highlighted

The December sunshine duration represents the total number of hours Gardiner 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.
JanFebMarAprMayJunJulAugSepOctNovDec140h173h267h270h319h359h391h348h284h244h193h176h
Data source: Gardiner December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Gardiner During December

In Gardiner, December marks a notable decline in sunny weather, with only a 16% chance of sunshine. This is the lowest likelihood throughout the year, contrasting sharply with the sunnier summer months, where the chances soar to as high as 72% in June and September. As the year progresses from the vibrant warmth of April and May to the chilly depths of winter, it becomes evident that December's overcast skies bring a stark shift, echoing January and November's dreariness. Overall, December’s weather hints at the seasonal transition, making sunny days a rare delight, as Gardiner settles into a more subdued, wintry landscape.

Percentage of Sunny Days in December in Gardiner

The chart illustrates the percentage of sunny days in Gardiner 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 Gardiner experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec27%26%46%45%40%72%61%55%72%39%27%16%
Data source: Gardiner December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Gardiner in December

As the year winds down, December in Gardiner, United States, marks the shortest daylight duration, offering only 8 hours of daylight. This decline reflects a gradual decrease that begins in the summer months when daylight peaks at a generous 15 hours in June and July. From there, the days progressively shorten, dropping to 14 hours in May and continuing downward, particularly noticeable in the fall when October and November provide only 10 and 9 hours, respectively. December's shortened days serve as a prelude to winter, eventually leading to a slight increase in daylight as the New Year approaches. This cyclical pattern highlights Gardiner's seasonal shifts, transitioning from the vibrant, sun-filled days of summer to the tranquil stillness of winter.

Average Daylight Hours in Gardiner for December

The chart illustrates the variation in daylight duration in Gardiner throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 12m10h 25m11h 57m13h 32m14h 52m15h 32m15h 10m13h 58m12h 27m10h 53m9h 31m8h 48m
Data source: Gardiner daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Gardiner

As December rolls into Gardiner, the whispers of winter begin to stir, bringing with it the highest average wind speed of the year at 3.2 m/s (7 mph). This marks a noticeable uptick from the calmer months, with wind speeds gradually increasing since November's 2.7 m/s. Unlike the summer's gentle breezes, where July saw lows of just 1.8 m/s (4 mph), December's gusts signal a shift, hinting at the chill that defines this time of year. The trends reveal a consistent pattern where the wind is generally milder in the warmer months, yet it picks up as the temperature drops, adding a brisk vigor that enlivens the snowy landscape. Embracing December's winds feels like stepping into a lively dialogue with winter, encouraging both adventure and contemplation in this beautiful corner of the United States.

Average December Wind Speed in Gardiner

The chart displays monthly wind speed patterns in Gardiner, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.42.52.42.42.12.51.82.22.32.42.73.2 m/s
Data source: Gardiner December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Gardiner Compares to Other Months

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

In comparing the weather between December and January, both months experience similar average temperatures around -10°C (15°F). However, January often sees slightly colder minimum temperatures, dropping to -30°C (-21°F), while December's minimum is a bit warmer at -29°C (-20°F). Maximum temperatures in January also tend to be lower, peaking at 2°C (36°F) compared to December's 6°C (43°F). Precipitation is relatively close, with December receiving 53 mm (2.1 in) over 14 days and January totaling 47 mm (1.9 in) over 12 days, while humidity remains consistent at approximately 94% in December and 93% in January. For more detailed insights, check out Gardiner weather in January.

December and February offer a glimpse into the depths of winter, with both months featuring extremely cold temperatures. In December, temperatures range from a minimum of -29°C (-20°F) to a maximum of 6°C (43°F), with an average temperature of -10°C (15°F). Conversely, February sees a similar minimum of -30°C (-22°F) but slightly milder averages, reaching -9°C (16°F) and a maximum of 5°C (41°F). Precipitation levels also rise in February, accumulating 90 mm (3.5 in) across 18 days, compared to December's 53 mm (2.1 in) over 14 days. Humidity remains high in both months, with February slightly lower at 92% compared to December's 94%. For more detailed weather insights, visit Gardiner weather in February.

December and March present quite contrasting weather conditions despite their close proximity in the winter season. In December, temperatures can plunge as low as -29°C (-20°F), with an average of -10°C (15°F) and a maximum of only 6°C (43°F). This month also sees high humidity levels at 94% and moderate precipitation of 53 mm (2.1 in) over approximately 14 days. In contrast, March experiences slightly milder temperatures, with a minimum of -28°C (-19°F), an average of -4°C (25°F), and a maximum reaching 11°C (52°F). The humidity drops to 89%, and precipitation increases to 64 mm (2.5 in) over the same 14 days, indicating a shift as winter begins to transition into spring. For more detailed information about the weather in March, you can check Gardiner weather in March.

December weather is characterized by frigid temperatures, with a minimum of -29°C (-20°F) and an average of -10°C (15°F), while maxing out at 6°C (43°F). The month experiences considerable humidity at 94% and relatively low precipitation of 53 mm (2.1 in) over approximately 14 days. In contrast, April sees a more moderate climate, with minimum temperatures around -19°C (-2°F) and an average of -1°C (30°F), climbing to a maximum of 14°C (58°F). Despite a higher total precipitation of 83 mm (3.3 in) over about 17 days, April's humidity drops to 83%. For more detailed insights, check Gardiner weather in April.

December and May present stark contrasts in weather conditions. December temperatures can plunge as low as -29°C (-20°F) with an average of -10°C (15°F) and a maximum of just 6°C (43°F), while May shows a much milder range, with minimums around -11°C (13°F), averages of 3°C (38°F), and highs reaching up to 21°C (70°F). Precipitation is slightly heavier in May, totaling 70 mm (2.8 in) over 16 days compared to December's 53 mm (2.1 in) over 14 days. Additionally, December's humidity is notably high at 94%, while May's humidity is more comfortable at 79%. For more details on the specific weather in May, you can check Gardiner weather in May.

December and June present starkly contrasting weather conditions. In December, temperatures plunge to a minimum of -29°C (-20°F) and average around -10°C (15°F), with a maximum of just 6°C (43°F). The month sees considerable precipitation, totaling 53 mm (2.1 in) over 14 days, accompanied by high humidity levels at 94%. On the other hand, June experiences a much milder climate, with temperatures ranging from a minimum of -8°C (19°F) to an average of 10°C (50°F) and peaking at 27°C (81°F). Precipitation increases slightly to 88 mm (3.5 in) but occurs over 16 days, and humidity drops to 76%. For more insights on the weather in June, check out Gardiner weather in June.

The weather in December and July offers a stark contrast in temperature and conditions. In December, temperatures can plummet to a minimum of -29°C (-20°F), with an average of -10°C (15°F) and a maximum reaching only 6°C (43°F). The high humidity level of 94% combined with 53 mm (2.1 in) of precipitation over 14 days creates a cold and damp atmosphere. In contrast, July brings a much milder climate, with minimum temperatures around -1°C (30°F) and averages soaring to 15°C (60°F), peaking at a comfortable 29°C (85°F). Precipitation is also lower in July, totaling 38 mm (1.5 in) over just 10 days, along with a significantly reduced humidity of 74%. For those interested in a detailed look at what Gardiner's summer conditions are like, check out Gardiner weather in July.

December and August present contrasting weather conditions. In December, temperatures plummet to a minimum of -29°C (-20°F) with an average of -10°C (15°F) and a maximum of 6°C (43°F), accompanied by high humidity at 94%. This month also sees about 53 mm (2.1 in) of precipitation spread over 14 days, making it a notably cold and damp time of year. In stark contrast, August enjoys milder temperatures ranging from a minimum of -1°C (30°F) to an average of 14°C (57°F) and a maximum reaching up to 30°C (86°F). With only 46 mm (1.8 in) of precipitation over 10 days and significantly lower humidity at 69%, August offers a much more pleasant and warm experience. For a detailed look at weather specifics, check out Gardiner weather in August.

In December, the weather is markedly colder compared to September, with temperatures plunging to a minimum of -29°C (-20°F) and averaging around -10°C (15°F), while the maximum only reaches 6°C (43°F). In contrast, September offers much milder temperatures, with a minimum of -11°C (13°F) and an average high of 28°C (82°F). Additionally, precipitation levels are fairly similar, with December experiencing 53 mm (2.1 in) over 14 days, compared to September's 58 mm (2.3 in) across just 8 days. The air in December is notably more humid at 94%, whereas September sees a more comfortable humidity level of 67%. For a closer look at September's weather specifics, visit Gardiner weather in September.

When comparing the weather in December and October, a notable shift in temperatures and conditions can be observed. In December, the minimum temperature can drop to a brisk -29°C (-20°F), with an average of -10°C (15°F) and a maximum reaching up to 6°C (43°F). Precipitation is relatively moderate at 53 mm (2.1 in) over 14 days, coupled with high humidity levels of 94%. Conversely, October experiences colder minimum temperatures, plunging down to -36°C (-32°F), yet boasts a warmer average of -1°C (30°F) and a pleasant maximum of 19°C (67°F). Precipitation is slightly higher at 68 mm (2.7 in) over 12 days, accompanied by lower humidity of 72%. For more insights on weather patterns during this month, you can explore Gardiner weather in October.

In comparison to November, December experiences slightly colder temperatures, with averages settling around -10°C (15°F) compared to November's average of -6°C (21°F). While both months have similar precipitation days, December sees a total of 53 mm (2.1 in) of precipitation, which is a bit less than November's 62 mm (2.5 in). Additionally, December has a higher humidity level at 94%, compared to November's 89%. For more detailed insights about November weather, you can refer to Gardiner weather in November.

Compare Gardiner's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Gardiner

As December unfolds in Gardiner, the weather takes a dramatic turn, ushering in a chill that sets it apart from the milder months of the year. The biting cold creates stark contrasts, with average temperatures plunging to their lowest levels, making outdoor activities a brisk challenge. With high humidity levels and frequent precipitation, December paints a wet and wintry picture, unlike the drier summer months. This combination of cold and dampness not only influences daily life but also transforms the landscape into a stunning winter wonderland. For a deeper understanding of how December compares to other seasons, visit Gardiner Climate.