December Weather in Assen, Netherlands

Last updated: August 27, 2025

In Assen, Netherlands, December brings a brisk chill, with average temperatures hovering around 5°C (41°F), reaching a maximum of 13°C (56°F) and dipping to a minimum of -7°C (19°F). This month is characterized by high humidity levels at 86% and approximately 79 mm (3.1 in) of precipitation over 16 days, creating a wet atmosphere that encapsulates the essence of winter. Residents and visitors alike should prepare for a mix of rain and intermittent frost, making it a quintessentially Dutch December.

December Temperature in Assen

In December, temperatures in Assen, Netherlands begin to embody the depths of winter, with minimums averaging around -7°C (19°F). As daylight dwindles, the average temperature hovers around 5°C (41°F), bringing a crisp chill to the air. The month’s maximum temperatures peak at a modest 13°C (56°F), indicating a significant drop from the milder months preceding it. This transition from the relatively moderate conditions of autumn showcases a clear trend towards colder weather, inviting residents and visitors alike to bundle up and embrace the festive charm of winter in Assen.

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

The chart illustrates December temperature patterns in Assen, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Assen, 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).
JanFebMarAprMayJunJulAugSepOctNovDec393943485563646458534541
Data source: Temperature data for Assen generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

December Precipitation in Assen

In December, Assen, Netherlands, experiences a notable increase in precipitation, with an average of 79 mm (3.1 in) falling over 16 days. This marks a shift from the drier months of November, where only 50 mm was recorded over 12 days. The month typically sees frequent rain, matching the wettest summer months of July and August, both with 92 mm. Consequently, December stands out as a month where the landscape becomes lush and vibrant, contrasting sharply with the chillier temperatures. Overall, the shift to more precipitation this month underscores a transition into winter, reinforcing the region's characteristic maritime climate.

December Precipitation Trends in Assen

The chart displays monthly precipitation patterns in Assen, 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 Assen, December typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec596472456880929266855079
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

December Humidity in Assen

As December settles in Assen, the air retains a noteworthy humidity level of 86%, reflecting the tail end of a year characterized by relatively high moisture. The trend throughout the months shows a gradual decrease from a peak of 88% in January and February down to 80% in May, followed by a slight escalation as autumn approaches. This seasonal shift indicates consistently high humidity levels, particularly in the colder months. Despite a minor dip during the summer, where levels hover around 75%, December's humidity aligns closely with the overall annual averages, underscoring a persistent dampness that characterizes Assen's winter climate.

December Average Humidity in Assen

This chart illustrates the average monthly humidity levels in Assen, 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 Assen is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%88%86%84%80%75%75%75%83%86%87%86%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Assen

In December, the UV Index in Assen, Netherlands dips back to 1, indicating a low exposure category similar to the start of the year. This trend reflects the winter months' reduction in sun intensity, resulting in a comfortable burn time of 45 minutes for those venturing outdoors. As the seasons progress, the UV Index reaches its peak in the summer, with values soaring up to 8 in June, before gradually descending again as we move back into the cooler months. It's a reminder to stay mindful of sun safety during the sunnier days, while also appreciating the tranquil winters. For more detailed insights, check out Assen UV Index.

Maximum UV Index Levels in Assen for December

The chart shows the monthly maximum UV Index (UVI) for Assen 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 Assen typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec123578775321
Data source: Assen 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 Assen

In Assen, Netherlands, the sun shines brightly throughout the year, with December experiencing a modest 131 hours of sunshine. This marks a noticeable decline compared to the lush summer months, where sunshine peaks at 405 hours in July. The gradual ascent from 99 hours in January to 404 hours in May illustrates a promising start to the year as longer days bring warmth and vibrancy. However, as the year progresses into the autumn months, light begins to fade, culminating in November’s 185 hours and stepping down to December’s shorter, yet comforting daylight. The trend underscores the rhythmic seasonal shifts, where the promise of longer days and brighter skies rejuvenate the spirit of Assen as the year comes to a close.

Monthly Sunshine Duration in Assen: December Highlighted

The December sunshine duration represents the total number of hours Assen 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.
JanFebMarAprMayJunJulAugSepOctNovDec99h198h277h351h404h396h405h390h319h240h185h131h
Data source: Assen December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Assen During December

In December, the chance of sunny weather in Assen, Netherlands, stands at a modest 19%, which reflects a slight uptick from the 18% seen in November. This trend shows that while the winter months generally offer a limited opportunity for sunshine, December does offer a glimmer of hope with slightly more sun than its predecessor. However, the overall pattern from January to December reveals a notable decline in sunny days as the year progresses, with the peak sunny month being April at 41%. As winter sets in, residents can expect more overcast days, making those rare sunlit moments even more cherished.

Percentage of Sunny Days in December in Assen

The chart illustrates the percentage of sunny days in Assen 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 Assen experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec18%26%33%41%30%36%30%33%30%26%18%19%
Data source: Assen December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Assen in December

In Assen, Netherlands, the cycle of daylight hours throughout the year reveals a captivating rhythm of seasonal change. December brings the year's shortest days, with only 7 hours of daylight, a stark contrast to the long 16-hour summer days in June and July. As the calendar shifts from winter to spring, daylight gradually increases, starting from 8 hours in January and surging to a vibrant 14 hours by April. The gradual lengthening of days continues into the summer months, peaking in the heart of the season, then begins its inevitable decline. By the time autumn arrives, daylight retreats to 10 hours in October and falls back to 8 hours in November, before descending to its winter minimum. This clear pattern highlights the enchanting interplay between light and darkness, marking the rhythm of life in Assen with each passing month.

Average Daylight Hours in Assen for December

The chart illustrates the variation in daylight duration in Assen throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 10m9h 51m11h 54m14h15h 51m16h 50m16h 19m14h 39m12h 36m10h 31m8h 38m7h 37m
Data source: Assen daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Assen

December in Assen, Netherlands, ushers in a refreshing breeze with an average wind speed of 4.2 m/s (approximately 9 mph), reflecting a gentle uptick from the preceding months. Notably, while summer months like June and July experienced notably lower winds at about 3.0 m/s and 3.4 m/s, the transition into winter shows a slight resurgence in gustiness. This trend is further amplified by October’s peak average of 4.7 m/s, after which wind speeds stabilize into a comfortable December rhythm. The consistent wind speeds during this final month of the year create a crisp atmosphere, perfect for embracing the winter season while enjoying the scenic beauty of Assen. Overall, December winds signal a shift towards a colder climate, accentuating the charm of the season in this picturesque Dutch town.

Average December Wind Speed in Assen

The chart displays monthly wind speed patterns in Assen, 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.
JanFebMarAprMayJunJulAugSepOctNovDec4.14.34.44.04.03.03.43.93.24.73.74.2 m/s
Data source: Assen December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Assen Compares to Other Months

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

December and January present similar yet distinct weather patterns. In December, temperatures range from a minimum of -7°C (19°F) to a maximum of 13°C (56°F), with an average of 5°C (41°F). The month sees considerable precipitation, totaling 79 mm (3.1 in) over 16 days, coupled with a high humidity level of 86%. In contrast, January experiences slightly colder temperatures, with a minimum of -8°C (17°F) and a maximum of 14°C (57°F), leading to an average of 4°C (39°F). Precipitation decreases to 59 mm (2.3 in) spread across 12 days, and humidity slightly rises to 88%. For those intrigued by what to expect, you can learn more about the weather details here: Assen weather in January.

December and February exhibit notable differences in weather patterns despite being part of the winter season. In December, temperatures range from a minimum of -7°C (19°F) to a maximum of 13°C (56°F), with an average of 5°C (41°F) and significant precipitation of 79 mm (3.1 in) over approximately 16 days, coupled with high humidity at 86%. In contrast, February experiences colder conditions, with temperatures dipping to a minimum of -15°C (5°F) but peaking at a maximum of 18°C (65°F) and an average of 4°C (40°F). Precipitation decreases to 64 mm (2.5 in) over around 12 days, while humidity remains slightly higher at 88%. For more details on what to expect, check out Assen weather in February.

In December, temperatures typically range from a chilly -7°C (19°F) at night to a mild 13°C (56°F) during the day, while the weather is marked by high humidity at 86% and frequent precipitation over 16 days, totaling 79 mm (3.1 in). In contrast, March experiences slightly lower minimum temperatures of -10°C (15°F) but can reach a comfortable maximum of 21°C (69°F) during the day. Although precipitation amounts are slightly lower at 72 mm (2.8 in) over 14 days, the humidity remains consistent at 86%. This suggests that while both months see damp conditions, March offers a greater potential for warmer daytime temperatures. For a detailed look at March weather specifics, check Assen weather in March.

December and April present distinctly contrasting weather patterns. In December, temperatures range from a chilly minimum of -7°C (19°F) to a maximum of 13°C (56°F), with an average of 5°C (41°F). The month is characterized by significant precipitation, with 79 mm (3.1 in) falling over 16 days and an elevated humidity of 86%. In contrast, April experiences milder conditions, with temperatures ranging from a minimum of -3°C (26°F) to a maximum of 28°C (82°F) and an average of 9°C (48°F). Precipitation decreases to 45 mm (1.8 in) over just 10 days, and humidity is slightly lower at 84%. For more detailed information, you can check Assen weather in April.

December and May showcase stark contrasts in weather patterns. In December, temperatures can drop as low as -7°C (19°F) and average around 5°C (41°F), while May offers a much warmer climate with lows of -1°C (30°F) and averages soaring to 13°C (55°F). The maximum temperature in May can reach an impressive 31°C (87°F), making it a significant departure from the chill of December, where the highest recorded temperature is only 13°C (56°F). While December sees higher humidity at 86% and more precipitation with 79 mm (3.1 in) over 16 days, May enjoys slightly lower humidity at 80% and less rainfall totaling 68 mm (2.7 in) across 13 days. For more detailed insights into May's weather, check out Assen weather in May.

December and June present stark contrasts in weather conditions. In December, temperatures range from a chilly minimum of -7°C (19°F) to a mild maximum of 13°C (56°F), with an average of 5°C (41°F). The month sees significant precipitation, with 79 mm (3.1 in) falling over 16 days, and humidity levels peaking at 86%. In contrast, June boasts much warmer temperatures, with a minimum of 6°C (43°F) and a maximum reaching up to 34°C (93°F), averaging 17°C (63°F). Rainfall remains similar at 80 mm (3.1 in), but occurs over fewer days, just 12, and humidity levels drop to a more comfortable 75%. For more specific information on June weather, check out Assen weather in June.

December and July present starkly contrasting weather conditions. In December, temperatures range from a frigid -7°C (19°F) at night to a mild 13°C (56°F) during the day, with an average of 5°C (41°F). The month is characterized by high humidity at 86% and receives 79 mm (3.1 in) of precipitation over 16 days. In contrast, July boasts much warmer temperatures, with lows of 7°C (45°F) and highs reaching up to 36°C (98°F), averaging 18°C (64°F). This summer month sees slightly more precipitation at 92 mm (3.6 in) but over fewer days (14), along with lower humidity at 75%. For more specific details, check out Assen weather in July.

December and August present contrasting weather conditions. In December, temperatures can drop as low as -7°C (19°F), with an average of 5°C (41°F) and highs reaching up to 13°C (56°F). The month is characterized by higher humidity levels at 86% and receives approximately 79 mm (3.1 in) of precipitation over 16 days. In stark contrast, August boasts milder temperatures with a minimum of 8°C (47°F), an average of 18°C (65°F), and maximums soaring to 35°C (95°F). While precipitation in August is slightly higher at 92 mm (3.6 in) over the same number of days, the humidity is notably lower at 75%. For more detailed insights, you can check Assen weather in August.

In December, the weather is notably colder with average temperatures ranging from a chilly -7°C (19°F) at night to a mild 13°C (56°F) during the day, while September enjoys a warmer climate where temperatures can soar up to 30°C (86°F) during the day, averaging around 14°C (58°F). December also sees more precipitation, with 79 mm (3.1 in) expected over 16 days compared to September's 66 mm (2.6 in) over just 11 days. Additionally, December's humidity is slightly higher at 86%, compared to 83% in September. For more details on what to expect, you can check out Assen weather in September.

In comparing the weather of December to that of October, we notice a significant drop in temperatures. December experiences colder conditions, with a minimum of -7°C (19°F) and an average of 5°C (41°F), while October is milder, featuring a minimum of -1°C (30°F) and an average of 12°C (53°F). Additionally, the maximum temperature in December reaches only 13°C (56°F), whereas October can peak at a warm 26°C (80°F).

Precipitation levels are somewhat similar as both months see considerable rainfall—79 mm (3.1 in) in December compared to 85 mm (3.4 in) in October—though December has rain on 16 days, slightly more than October's 15 days. Remarkably, humidity remains constant at 86% for both months. For a closer look at October's weather specifics, you can refer to Assen weather in October.

December weather is generally colder than November, with average temperatures dropping from 7°C (45°F) in November to just 5°C (41°F) in December. The minimum temperatures in December can reach down to -7°C (19°F), while November's lows are milder at -2°C (29°F). Additionally, December sees an increase in precipitation, averaging 79 mm (3.1 in) over 16 days compared to November's 50 mm (2.0 in) over 12 days. Humidity remains high in both months, with December slightly lower at 86% compared to November's 87%. For a more detailed look at November conditions, visit Assen weather in November.

Compare Assen's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Assen

As December arrives in Assen, the weather shifts notably, with cooler temperatures marking the transition into winter. Unlike the milder months that precede it, December presents an average temperature that often leans closer to freezing, bringing with it the crisp air and occasional frost. Precipitation is frequent, with rain or drizzle occurring on about half the days, creating a moody and atmospheric landscape characteristic of the season. With an humidity level of 86%, the chilly air feels even cooler, reminding residents and visitors alike that the holiday season is just around the corner. For more insights into Assen’s seasonal variations, visit Assen Climate.