December Weather in Nuuk, Greenland

Last updated: August 21, 2025

Experience the charming yet chilly December weather in Nuuk, Greenland, where temperatures can range dramatically from a maximum of 7°C (46°F) during the day to a frigid minimum of -22°C (-7°F) at night. The average temperature settles around -8°C (18°F), offering a true taste of winter. With 11 days of precipitation amounting to 76 mm (3.0 in), visitors can expect a mix of snow and icy showers. The air is laden with a high humidity of 87%, adding a touch of frostiness to the scenic landscape, making it the perfect backdrop for winter activities or cozy indoor retreats.

December Temperature in Nuuk

In December, Nuuk, Greenland embraces the heart of winter, bringing a significant chill to its landscape. With temperatures ranging from a minimum of -22°C (-7°F) to a pleasant maximum of 7°C (46°F), the city experiences an average of -8°C (18°F)—significantly colder than the preceding months. This drop in temperature continues a downward trend observed since November and reflects a typical Arctic winter’s grasp. As December unfolds, residents and visitors alike can expect a stark contrast to the milder autumn temperatures, setting the stage for a breathtaking, icy wonderland where the serene beauty of snow-covered vistas can be fully appreciated.

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

The chart illustrates December temperature patterns in Nuuk, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Nuuk, December typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec12715273342474639312218
Data source: Temperature data for Nuuk 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 Nuuk

December in Nuuk, Greenland, sees an average precipitation of 76 mm (3.0 in), marking a notable increase from the relatively dry months of February (30 mm) and May (47 mm). This month typically experiences 11 days of precipitation, aligning with the trend of consistent rainfall observed in the late fall, as seen in November which recorded the highest levels at 93 mm (3.7 in). The overall precipitation in December is reflective of the transition into winter, as the region prepares for colder months ahead. Despite the chill, the steady moisture helps maintain the stunning, snow-draped landscapes that define this Arctic city.

December Precipitation Trends in Nuuk

The chart displays monthly precipitation patterns in Nuuk, 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. In Nuuk, December typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec583057794789687770709376
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Nuuk

December in Nuuk, Greenland, is characterized by a notable elevation in humidity, registering at 87%. As the year progresses, a clear trend emerges: humidity levels remain exceptionally high in the winter months, peaking from January to November, where they consistently hover above 85%. Notably, January and February boast the highest levels at 93% and 91%, respectively. However, as spring approaches, a slight decrease occurs, with April and May seeing humidities dip to around 84-85%. The summer months bring a reprieve, peaking in August, before the humidity begins to rise again in the fall. By December, the air turns noticeably damp again, linking the colder winter months back to the climes of early spring. This cyclical pattern reflects Nuuk's resilient maritime climate, where moisture remains a constant companion throughout the year.

December Average Humidity in Nuuk

This chart illustrates the average monthly humidity levels in Nuuk, with December’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In December, average humidity in Nuuk is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec93%91%91%85%84%79%81%87%85%85%89%87%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Nuuk

In December, Nuuk experiences a low UV Index of 1, maintaining a consistent trend seen since January and November. With a burn time of 45 minutes, the risk of overexposure remains minimal, allowing residents and visitors to enjoy outdoor activities without significant concern for sunburn. As the year progresses from the brighter months of May to July, where the UV Index reaches up to 7, December's low level serves as a reminder of the Arctic's unique seasonal shift, where daylight wanes and sun exposure diminishes. For more insights on UV levels throughout the year, check out the Nuuk UV Index.

Maximum UV Index Levels in Nuuk for December

The chart shows the monthly maximum UV Index (UVI) for Nuuk 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. In December, the maximum UV index in Nuuk typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec113567553211
Data source: Nuuk 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 Nuuk

In December, Nuuk, Greenland, experiences a dramatic shift as daylight wanes to just 40 hours of sunshine, providing a stark contrast to the vibrant 312 hours of light seen in May. This month marks a significant decline from the preceding months, with the long hours of daylight in summer gradually tapering off as the winter solstice approaches. The trend of diminishing sunlight is palpable, as December's hours are markedly less than the 89 hours registered in November, highlighting the relentless grasp of winter. As the year draws to a close, the people of Nuuk embrace the fleeting sunshine, preparing for the long, dark days that lay ahead while cherishing the gentle glow that still illuminates the Arctic landscape.

Monthly Sunshine Duration in Nuuk: December Highlighted

The December sunshine duration represents the total number of hours Nuuk 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.
JanFebMarAprMayJunJulAugSepOctNovDec38h133h194h250h312h237h263h232h227h186h89h40h
Data source: Nuuk December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Nuuk During December

In Nuuk, Greenland, the chances of sunny weather in December stand at 34%, a slight dip compared to the more promising 36% of January. As the year progresses, fluctuations in sunshine can be observed, with November offering a somewhat brighter 31% chance before December settles in. Notably, the months leading up to winter, such as October and September, exhibit higher sun probabilities of 55% and 53%, respectively. This indicates a seasonal trend towards less sunlight as winter deepens, with December maintaining a modest likelihood of clear skies, a remnant of the more radiant autumn days just passed. While the chances may seem slim, the allure of a sunny day in Nuuk during December can bring a welcome warmth to the long, dark nights of winter.

Percentage of Sunny Days in December in Nuuk

The chart illustrates the percentage of sunny days in Nuuk 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 Nuuk experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec36%50%19%30%42%14%29%16%53%55%31%34%
Data source: Nuuk December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Nuuk in December

In Nuuk, Greenland, the daylight duration exhibits a dramatic seasonal rhythm that reflects the stark beauty of the Arctic landscape. As December arrives, the sun graces the city for a mere 4 hours each day, plunging residents into the depths of winter's embrace. This fleeting daylight is a stark contrast to the bright 20 hours of sunlight experienced in the height of June. The lengthening days of January (5 hours) and February (8 hours) gradually offer a glimmer of hope before spring emerges, where March brightens to 11 hours and April expands to 15 hours. As the year progresses, daylight continues to flourish, peaking in May at 18 hours, before beginning its annual retreat. This cyclical dance of light and darkness illustrates the striking changes in day length throughout the year, shaping the unique lifestyle and experiences of those who call this enchanting Arctic city home.

Average Daylight Hours in Nuuk for December

The chart illustrates the variation in daylight duration in Nuuk throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec5h 29m8h 33m11h 50m15h 11m18h 32m20h 51m19h 29m16h 13m12h 55m9h 38m6h 24m4h 18m
Data source: Nuuk daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Nuuk

As December rolls into Nuuk, Greenland, the wind dances through the crisp air, averaging 3.8 m/s (or 9 mph), maintaining a similar briskness observed in the earlier months. Following a notable increase in November, where winds peaked at 4.6 m/s (10 mph), December settles back into a moderate rhythm, reminiscent of March. This slight dip, while still invigorating, marks the end of a turbulent fall where wind speeds showed greater variability. As winter deepens, the gentle but steady winds remind us of the region's resilience and the beauty of its stark, icy landscapes, inviting both adventurers and those seeking solitude to embrace the chill of this Arctic gem.

Average December Wind Speed in Nuuk

The chart displays monthly wind speed patterns in Nuuk, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.93.53.84.43.53.33.43.33.43.34.63.8 m/s
Data source: Nuuk December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Nuuk Compares to Other Months

Weather in Nuuk varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Nuuk, focusing on differences in temperature, rainfall, humidity, and UV levels.

In December, temperatures in Nuuk range from a minimum of -22°C (-7°F) to a maximum of 7°C (46°F), with an average of -8°C (18°F). This month experiences 76 mm (3.0 in) of precipitation over 11 days, coupled with a relatively high humidity level of 87%. In contrast, January tends to be colder, with temperatures ranging from a low of -27°C (-16°F) to a high of 3°C (38°F) and an average temperature of -11°C (13°F). Despite having less precipitation at 58 mm (2.3 in) over the same number of days, January sees an increase in humidity to 93%. For more detailed information, you can check Nuuk weather in January.

In December, temperatures in Nuuk range from a chilly minimum of -22°C (-7°F) to an average of -8°C (18°F), with a maximum of 7°C (46°F). The month sees a relatively high level of precipitation at 76 mm (3.0 in) across 11 days, coupled with a humidity level of 87%.

In contrast, February experiences even colder weather, with temperatures plummeting to a minimum of -32°C (-25°F) and averaging -14°C (8°F), while the highest recorded temperature barely reaches 1°C (35°F). Precipitation is significantly lower, at 30 mm (1.2 in), and occurs over 8 days, despite a higher humidity of 91%.

For a detailed look at February's weather in Nuuk, visit Nuuk weather in February.

In December, temperatures range from a minimum of -22°C (-7°F) to a maximum of 7°C (46°F), with an average of -8°C (18°F) and relatively high humidity at 87%. The month sees significant precipitation, totaling 76 mm (3.0 in) over approximately 11 days. In contrast, March experiences even colder temperatures, with a minimum of -27°C (-16°F) and a slightly warmer maximum of 6°C (42°F), resulting in an average temperature of -10°C (15°F). Precipitation in March is lower at 57 mm (2.3 in) over about 9 days, but the humidity is slightly higher at 91%. For detailed insights, you can check Nuuk weather in March.

In December, the weather in Nuuk is marked by colder temperatures, with a minimum of -22°C (-7°F) and an average of -8°C (18°F), reaching a maximum of 7°C (46°F). With humidity at 87% and approximately 76 mm (3.0 in) of precipitation over 11 days, the month tends to feel quite frigid. In contrast, April shows a slight warming trend, where the minimum temperature is -18°C (0°F) and the average climbs to -3°C (27°F), peaking at 9°C (48°F). Despite a similar amount of precipitation at 79 mm (3.1 in) over the same number of days, the humidity remains relatively high at 85%. For more details on April weather, check Nuuk weather in April.

In December, temperatures are notably colder, with a minimum of -22°C (-7°F) and an average of -8°C (18°F), while May offers a slight reprieve with a minimum temperature of -19°C (-1°F) and an average of 1°C (34°F). The maximum temperatures in December reach only up to 7°C (46°F), contrasting with May's more moderate highs of 15°C (59°F). Additionally, December experiences more precipitation, with 76 mm (3.0 in) over 11 days, compared to May's 47 mm (1.8 in) across just 7 days. Humidity levels remain relatively high in both months, at 87% in December and slightly lower at 84% in May, contributing to the overall dampness that characterizes these winter and spring months. For more details about May weather in Nuuk, you can visit Nuuk weather in May.

December and June in Nuuk offer contrasting weather experiences. December sees much colder temperatures, with a minimum of -22°C (-7°F) and an average of -8°C (18°F), while June brings milder conditions, where the minimum dips only to -2°C (29°F) and the average reaches 6°C (42°F). Precipitation levels are similar, with December receiving 76 mm over 11 days and June slightly higher at 88 mm over 12 days. December's humidity is notably high at 87%, compared to June’s more comfortable 79%. For a detailed look at what to expect in June, visit Nuuk weather in June.

December and July present stark contrasts in weather conditions. In December, temperatures plunge, with a minimum of -22°C (-7°F) and an average of -8°C (18°F), while July enjoys milder temperatures ranging from a minimum of 1°C (34°F) to an average of 8°C (47°F). Precipitation levels are slightly higher in December, totaling 76 mm over 11 days compared to July's 68 mm over 9 days, although humidity remains relatively high in both months, at 87% in December and 81% in July. For more details on the July climate, you can explore Nuuk weather in July.

December and August in Nuuk present a striking contrast in weather conditions. December sees frigid temperatures, with a minimum of -22°C (-7°F) and an average of -8°C (18°F), while August enjoys milder temperatures ranging from a minimum of 2°C (36°F) to an average of 8°C (47°F). Both months experience similar precipitation levels, around 76-77 mm (3.0 inches), and both have approximately 11 days of rain. However, the humidity remains constant at 87%, contributing to a crisp and chilly atmosphere in December versus the cooler, damp conditions of August. For more detailed information on August weather in Nuuk, visit Nuuk weather in August.

In December, the weather in Nuuk is significantly colder, with temperatures ranging from a frigid minimum of -22°C (-7°F) to a maximum of 7°C (46°F), resulting in an average of -8°C (18°F). The month experiences high humidity at 87% and precipitation totaling 76 mm (3.0 in) over 11 days. In contrast, September sees milder conditions, with temperatures fluctuating between a minimum of -3°C (26°F) and a maximum of 14°C (57°F), averaging around 4°C (40°F). The precipitation is slightly lower at 70 mm (2.8 in) over 10 days, with a humidity level of 85%. For more detailed information, visit Nuuk weather in September.

In comparing the weather of December and October, December experiences colder temperatures, with an average of -8°C (18°F) and a maximum of 7°C (46°F), while October's average sits at 0°C (32°F) with a high of 13°C (55°F). Both months exhibit relatively high humidity levels, but December is slightly more humid at 87% compared to October's 85%. Precipitation is comparable, with December seeing 76 mm (3.0 in) over 11 days and October receiving 70 mm (2.8 in) over 9 days. For a closer look at October's weather patterns, visit Nuuk weather in October.

In comparing the weather between November and December, both months share chilling temperatures, with December showing a slightly wider range. December's average temperature is a bit colder at -8°C (18°F), compared to November's -6°C (22°F), despite similar maximum temperatures of 7°C (46°F). Interestingly, December experiences slightly less precipitation, totaling 76 mm (3.0 in) over 11 days, whereas November sees 93 mm (3.7 in) on the same number of days. Humidity levels remain similar, with December at 87% and November at 89%. For more detailed insights into November's climate, you can visit Nuuk weather in November.

Compare Nuuk's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Nuuk

As December comes to Nuuk, the weather takes a dramatic turn, showcasing a stark contrast to the milder months. The temperatures dip significantly, with an average hovering around -8°C (18°F), punctuated by chilly lows that can plummet to -22°C (-7°F). The high humidity of 87% and precipitation over 11 days creates a unique, frosty atmosphere, transforming the landscape into a winter wonderland. Unlike the fleeting warmth of previous months, December brings a crisp, harsh climate that invites both challenges and enchanting beauty. For those captivated by this wintry season, more insights can be found on Nuuk Climate.