December Weather in Arhus, Denmark

Last updated: August 21, 2025

In December, the coastal city of Aarhus, Denmark experiences a chilly climate with average temperatures hovering around 4°C (39°F), peaking at a maximum of 10°C (51°F) and dipping to a brisk -8°C (18°F). This month is marked by significant precipitation, totaling 57 mm (2.2 in) over 13 days, making rain and occasional snow likely. Coupled with a high humidity level of 91%, residents and visitors should prepare for damp and chilly conditions, perfect for enjoying cozy indoor activities or brisk outdoor walks amidst the city's festive holiday atmosphere.

December Temperature in Arhus

In December, Aarhus, Denmark experiences a notable drop in temperatures as winter settles in. With minimums dipping to -8°C (18°F) and an average of 4°C (39°F), the month reflects a stark contrast to the milder autumn temperatures of November. Daytime highs reach about 10°C (51°F), providing brief respites from the chill, though the overall trend is decidedly wintry. This plunge into colder weather marks a shift from November’s more moderate averages, inviting residents and visitors alike to embrace seasonal festivities amid the frosty backdrop. As the year draws to a close, the crisp air and occasional snowfall create a picturesque winter scene that captures the charm of Aarhus.

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

The chart illustrates December temperature patterns in Arhus, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Arhus, 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).
JanFebMarAprMayJunJulAugSepOctNovDec373639455261636357514439
Data source: Temperature data for Arhus 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 Arhus

In December, Århus, Denmark, experiences a notable shift in precipitation patterns as winter settles in. With an average of 57 mm (2.2 in) of rainfall over 13 days, this month sees slightly less rain than the wetter autumn months, but it still contributes significantly to the region's annual totals. The consistency of precipitation days reflects a resilient winter climate, echoing the more frequent rains typical of earlier months. While the September to November stretch showcased more intense downpours, the transition to December hints at a more moderate, yet reliable, precipitation rhythm as the year closes. Overall, December's weather encapsulates the dynamic nature of Århus' climate, balancing between autumn's abundance and the quieter, chillier winter months ahead.

December Precipitation Trends in Arhus

The chart displays monthly precipitation patterns in Arhus, 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 Arhus, December typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec454855357262688569734557
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Arhus

December in Aarhus, Denmark, continues the trend of high humidity typical of the winter months, recording a notable 91%. Following November's peak at the same humidity level, this month showcases a slight dip compared to the earlier winter averages. As temperatures drop, the region experiences a consistent pattern of moisture, with humidity hovering around the 90% mark from October through February. This prevailing humidity not only contributes to the chilly, crisp air but also enhances the cozy atmosphere characteristic of Danish winters. As the year draws to a close, December reflects the robust climatic patterns of Aarhus, making it a month where the embrace of winter feels both familiar and inviting.

December Average Humidity in Arhus

This chart illustrates the average monthly humidity levels in Arhus, 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 Arhus is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec92%91%89%84%75%74%73%77%86%91%92%91%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Arhus

In December, Aarhus, Denmark experiences a UV Index of 1, categorizing it as a time of low exposure. This means that residents and visitors can safely enjoy outdoor activities, with a burn time of 45 minutes without the need for significant sun protection. Observing the trends throughout the year, it's clear that the UV Index rises steadily from the winter months into spring and summer, peaking at 7 in July before tapering off again in the fall. This seasonal fluctuation highlights the importance of being mindful of sun exposure, particularly during the sunnier months. For more details and to stay informed, check out the Arhus UV Index.

Maximum UV Index Levels in Arhus for December

The chart shows the monthly maximum UV Index (UVI) for Arhus 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 Arhus typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec123567765311
Data source: Arhus 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 Arhus

In Aarhus, Denmark, December offers a gentle retreat from the radiant daylight that graces the earlier months, with sunshine hours totaling 113 for the month. This marks a noticeable decline as the year comes to a close, following the crisp autumn months where September basked in 312 hours and November languished at 140. The transition from the warmth of summer, peaking in July with 454 hours, illustrates a clear pattern of dwindling daylight as each season progresses. The early part of winter may be characterized by shorter days, but even in December, the sunlight that filters through brings a unique charm to the city’s architecture and holiday ambiance, inviting residents and visitors alike to savor moments of warmth during the chilly season.

Monthly Sunshine Duration in Arhus: December Highlighted

The December sunshine duration represents the total number of hours Arhus 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.
JanFebMarAprMayJunJulAugSepOctNovDec94h181h260h373h425h445h454h403h312h241h140h113h
Data source: Arhus December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Arhus During December

In December, the likelihood of sunny weather in Aarhus, Denmark, stands at 25%, indicating a slight uptick compared to the gloomier preceding months, particularly November with only 17% chance of sunshine. This mid-winter month tends to experience an increase in sunny days as the year winds down, but sunshine remains a rarity as daylight is limited and clouds often dominate the sky. Observing the seasonal trend, it's clear that while sunshine becomes more probable as spring approaches, December's climate still encourages warm indoor gatherings over outdoor activities under the sun.

Percentage of Sunny Days in December in Arhus

The chart illustrates the percentage of sunny days in Arhus 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 Arhus experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec20%27%39%57%24%36%35%40%28%26%17%25%
Data source: Arhus December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Arhus in December

As the year draws to a close, December in Aarhus, Denmark, brings a notable shift in daylight, with only 6 hours illuminating the city each day. This marks the lowest point of the year, contrasting sharply with the 17 hours of sunlight enjoyed in the summer months of June. Following the gradual waning from fall, daylight diminishes consistently from October to December, signaling the deepening of winter. While December's long nights may darken the landscape, they also set the stage for the festive glow of lights and seasonal celebrations, inviting a cozy charm as the days grow shorter. As daylight begins its slow ascent with the arrival of January, Danes embrace the beauty of winter, ready for the gradual return of longer days ahead.

Average Daylight Hours in Arhus for December

The chart illustrates the variation in daylight duration in Arhus throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec7h 37m9h 33m11h 53m14h 15m16h 23m17h 33m16h 55m14h 59m12h 41m10h 20m8h 10m6h 59m
Data source: Arhus daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Arhus

As December arrives in Aarhus, Denmark, the winds settle into a comfortable rhythm, with an average speed of 4.5 m/s (10 mph). This figure reflects a slight decrease compared to the more breezy months of October and November, which saw averages of 5.0 m/s and 4.6 m/s, respectively. Interestingly, December’s winds are generally more consistent, maintaining an average similar to that of the early spring months, hinting at a gentle transition from the crispness of autumn into the winter chill. Overall, the data suggests that while the winds may not be strikingly fierce in December, they contribute to the character of the season, wrapping the city in a refreshing embrace that complements its wintry charm.

Average December Wind Speed in Arhus

The chart displays monthly wind speed patterns in Arhus, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.34.94.64.43.83.63.84.43.75.04.64.5 m/s
Data source: Arhus December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Arhus Compares to Other Months

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

December and January share similar temperature ranges, with January typically being slightly colder, experiencing minimum temperatures of -10°C (15°F) compared to December's -8°C (18°F). The average temperature in both months hovers around 3°C (37°F), while January sees a max of 11°C (51°F), similar to December's maximum of 10°C (51°F). Precipitation is slightly lower in January, with 45 mm (1.8 in) over 9 days compared to December's 57 mm (2.2 in) over 13 days. Humidity remains high in both months, with January at 92% and December at 91%. For more detailed insights, check out Arhus weather in January.

December tends to have milder overall temperatures compared to February, featuring a minimum of -8°C (18°F) and an average high of 10°C (51°F). In contrast, February often experiences colder conditions, with a minimum temperature plummeting to -13°C (9°F) but reaching a slightly higher maximum of 14°C (57°F). Precipitation levels are relatively similar, with December receiving 57 mm (2.2 in) over 13 days, while February records 48 mm (1.9 in) across 11 days. Interestingly, both months maintain a high humidity level of 91%, contributing to the chill in the air. For a closer look at February's climate, you can check out Arhus weather in February.

In comparing the weather between December and March, we find that both months share a similar average temperature of 4°C (39°F), although March can experience slightly warmer maximum temperatures, reaching up to 15°C (60°F) compared to December's 10°C (51°F). December's minimum temperature can dip to -8°C (18°F), while March can be even colder, with a low of -9°C (17°F). Precipitation levels are relatively close, with December receiving 57 mm (2.2 in) over 13 days and March seeing 55 mm (2.2 in) across 12 days. Humidity is slightly lower in March at 89% compared to 91% in December, indicating a marginally drier feel in the earlier spring month. For more details, you can explore Arhus weather in March.

December and April present a notable contrast in weather conditions. In December, temperatures range from a chilly minimum of -8°C (18°F) to a maximum of 10°C (51°F), with an average of 4°C (39°F). This month experiences more precipitation with 57 mm (2.2 in) over 13 days, coupled with high humidity at 91%. Conversely, April offers a milder climate, where temperatures can reach a minimum of -4°C (25°F) and soar to a pleasant maximum of 23°C (74°F), averaging around 7°C (45°F). April is not as wet, with only 35 mm (1.4 in) of precipitation spread over 7 days and a slightly lower humidity of 84%. For more detailed information, check out Arhus weather in April.

December and May present starkly contrasting weather conditions. In December, temperatures can drop as low as -8°C (18°F), with an average of 4°C (39°F) and highs reaching just 10°C (51°F). The month features around 57 mm (2.2 in) of precipitation spread over approximately 13 days, and the humidity is notably high at 91%, making the air feel quite chilly and damp.

In comparison, May brings a significant warming trend, with temperatures ranging from a minimum of 1°C (34°F) to an average of 11°C (53°F) and highs soaring to 25°C (78°F). Although May is slightly wetter with 72 mm (2.8 in) of precipitation over 12 days, the humidity is lower at 75%, contributing to a much more pleasant and inviting atmosphere. For more detailed insights, you can check Arhus weather in May.

In December, the weather is characterized by cold temperatures, with a minimum of -8°C (18°F) and an average of 4°C (39°F), making it a time for bundling up against the chill. The month experiences approximately 57 mm (2.2 in) of precipitation over 13 days and high humidity at 91%, contributing to a damp and frosty atmosphere.

In contrast, June brings milder and more pleasant conditions, as temperatures range from a minimum of 6°C (43°F) to an average of 16°C (61°F), peaking at a comfortable 27°C (80°F). With about 62 mm (2.4 in) of precipitation but occurring over just 10 days, humidity drops to 73%, making outdoor activities more enjoyable. For a more detailed look at June weather, visit Arhus weather in June.

The weather conditions in December and July present a stark contrast. In December, temperatures are significantly lower, with a minimum of -8°C (18°F) and an average around 4°C (39°F), while July boasts a much warmer minimum of 7°C (44°F) and averages 17°C (63°F), peaking at 29°C (85°F). Additionally, December experiences higher humidity at 91% compared to July’s more comfortable 73%. Precipitation is fairly similar, with December receiving 57 mm (2.2 in) over 13 days and July experiencing slightly more, at 68 mm (2.7 in) over 12 days. For more details, you can explore Arhus weather in July.

When comparing the weather in December and August, the differences are quite pronounced. December experiences much colder temperatures, with a minimum of -8°C (18°F), an average of 4°C (39°F), and a maximum of 10°C (51°F), alongside high humidity levels of 91%. In contrast, August offers milder conditions, with temperatures ranging from a minimum of 8°C (46°F) to a maximum of 29°C (85°F) and an average of 17°C (63°F). Additionally, August sees slightly more precipitation at 85 mm (3.3 in) over 15 days, compared to December's 57 mm (2.2 in) over 13 days. For more specific details on August weather, you can visit Arhus weather in August.

The weather in December is significantly colder compared to September, with temperatures ranging from a minimum of -8°C (18°F) to a maximum of 10°C (51°F), averaging around 4°C (39°F). In contrast, September boasts much milder conditions, featuring temperatures that range from a minimum of 3°C (38°F) to a maximum of 24°C (76°F), with an average of 14°C (57°F). Precipitation is slightly higher in September at 69 mm (2.7 in) over 12 days, compared to December's 57 mm (2.2 in) over 13 days. Additionally, December experiences a higher humidity level of 91%, while September has a more comfortable humidity of 85%. For a detailed look at the September weather specifics, you can visit Arhus weather in September.

December and October present a stark contrast in weather conditions. In December, temperatures typically range from a chilly -8°C (18°F) at their lowest to a mild 10°C (51°F) at the highest, with an average temperature of around 4°C (39°F). The month also boasts high humidity levels of 91% and experiences precipitation on 13 days, totaling 57 mm (2.2 in). In contrast, October is significantly warmer, with temperatures ranging from -1°C (30°F) to a pleasant 21°C (69°F), averaging at 10°C (51°F). While October sees slightly more precipitation at 73 mm (2.9 in) over 14 days, the humidity remains the same at 91%. For more detailed insights about October's weather, visit Arhus weather in October.

December weather is notably colder than that of November, with average temperatures ranging from a minimum of -8°C (18°F) to a maximum of 10°C (51°F), compared to November's milder range of -3°C (28°F) to 16°C (61°F). Additionally, December experiences more precipitation, totaling 57 mm (2.2 in) over 13 days, while November sees 45 mm (1.8 in) over just 10 days. Humidity levels are slightly lower in December at 91%, compared to November's 92%. For more details on November’s weather, you can refer to Arhus weather in November.

Compare Arhus's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Arhus

As December rolls into Aarhus, the city's weather takes on a noteworthy chill, setting it apart from the milder months that precede it. With temperatures dipping to a maximum of 10°C and minimums plunging to -8°C, this month heralds the arrival of winter in earnest, characterized by its high humidity of 91% and a significant chance of precipitation. Unlike earlier months, when the days are typically drier and warmer, December sees an increase in precipitation days that total around 13, leading to a cumulative rainfall of 57 mm. For those looking to explore how the weather transitions in Aarhus throughout the year, a deeper dive into the specifics can be found at Arhus Climate.