December Weather in Mielno, Poland

Last updated: August 27, 2025

December in Mielno, Poland is characterized by a chilling yet captivating climate. With maximum temperatures reaching around 10°C (49°F) and plunging to a brisk -11°C (12°F), the month offers a stark contrast that encapsulates the essence of winter. The average temperature hovers around 1°C (34°F), creating a frosty backdrop for the festivities. Rainfall is moderate, with 49 mm (1.9 in) of precipitation spread across 12 days, contributing to a humidity level of 93% that adds to the brisk air. Whether you’re exploring the wintry landscapes or enjoying cozy indoor activities, December in Mielno undoubtedly delivers a unique winter experience.

December Temperature in Mielno

In December, Mielno, Poland experiences a notable drop in temperatures, with minimums dipping to around -11°C (12°F) and an average of 1°C (34°F). This contrast to the milder temperatures of early autumn highlights a significant shift towards winter. While highs of 10°C (49°F) still provide a hint of warmth during the day, the month reveals a stark chill that underscores the approach of the colder season. As December unfolds, residents and visitors alike brace for frosty days, characterized by a mix of overcast skies and the potential for light snow, creating a picturesque winter landscape. The trend of falling temperatures, peaking at an average of just above zero, makes it clear that December in Mielno is truly a time for warm layers and cozy gatherings.

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

The chart illustrates December temperature patterns in Mielno, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Mielno, 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).
JanFebMarAprMayJunJulAugSepOctNovDec303137465464656557494133
Data source: Temperature data for Mielno 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 Mielno

In December, Mielno experiences a noticeable uptick in precipitation, with an average of 49 mm (1.9 in) spread over 12 days. This pattern reflects a trend towards wetter conditions as the year draws to a close, transitioning from the drier spells of late autumn. While December's rainfall is moderate compared to the summer months, it marks a distinct increase from November's 35 mm (1.4 in), reinforcing the notion that winter is settling in. With precipitation levels remaining consistent throughout the month, residents and visitors can expect more frequent, albeit light, showers as they wrap up the year in this picturesque Polish seaside town.

December Precipitation Trends in Mielno

The chart displays monthly precipitation patterns in Mielno, 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 Mielno, December typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec4545463988701017379653549
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

December Humidity in Mielno

As December unfolds in Mielno, Poland, the air becomes increasingly saturated, with humidity peaking at 93%—the highest level of the year. This trend of rising moisture levels can be traced back through the months, starting from a summer average of 56-60%. As autumn approaches, humidity steadily climbs, culminating in November’s 90% before the year closes out. The fluctuation from lower levels in spring and summer to this winter peak not only highlights the transitional nature of Mielno's climate but also sets the stage for a cozy, albeit damp, end to the year. As residents and visitors alike embrace the chill, the high humidity serves as a reminder of the region's maritime influences and the impending winter chill.

December Average Humidity in Mielno

This chart illustrates the average monthly humidity levels in Mielno, 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 Mielno is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec92%90%87%76%58%56%59%60%71%86%90%93%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Mielno

In December, Mielno, Poland, experiences a low UV Index of 1, consistent with the trend seen in the winter months. This means sun exposure is minimal, with a safe burn time of 45 minutes for the average person. Following the high peaks of summer, where the UV Index reached 8 in both June and July, the winter months significantly drop in UV strength, making December an ideal time for outdoor activities without the risk of sunburn. As we transition from winter to spring, it's vital to stay informed about changing UV levels throughout the year. For more detailed insights and daily updates, check out Mielno UV Index.

Maximum UV Index Levels in Mielno for December

The chart shows the monthly maximum UV Index (UVI) for Mielno 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 Mielno typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124568875321
Data source: Mielno 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 Mielno

In Mielno, Poland, the arrival of December signals the onset of shorter days, yielding about 120 hours of sunshine as the year reaches its dusk. While this may seem modest compared to the sun-drenched days from the previous summer, it reflects a gradual decline from the year's peak in June with 437 hours. This trend showcases a distinct seasonal pattern; as winter approaches, the daylight hours dwindle, following a vibrant crescendo of sunshine that peaks in the warmer months. Yet, December's sunlight, though reduced, still carries a warmth that invites locals and visitors alike to embrace the winter landscape, making it an ideal time for cozy gatherings and festive celebrations.

Monthly Sunshine Duration in Mielno: December Highlighted

The December sunshine duration represents the total number of hours Mielno 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.
JanFebMarAprMayJunJulAugSepOctNovDec93h178h255h343h402h437h426h383h300h235h147h120h
Data source: Mielno December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Mielno During December

In Mielno, Poland, the likelihood of sunny weather in December stands at around 22%, creating a chilly yet occasionally bright environment as winter sets in. This figure indicates a slight dip compared to the earlier autumn months, with November experiencing only 14% sunshine. As the year progresses, from January's bleak 9% to a peak of 57% in June, the sun's presence becomes more prevalent as spring unfolds. However, December's moderate chance of sun reminds us that even in winter, moments of brightness can punctuate the colder days, offering a glimmer of hope amidst the longer nights.

Percentage of Sunny Days in December in Mielno

The chart illustrates the percentage of sunny days in Mielno 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 Mielno experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec9%30%37%34%37%57%40%25%38%44%14%22%
Data source: Mielno December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Mielno in December

In December, Mielno, Poland experiences a decline in daylight, with only 7 hours to light up the short winter days. This month marks the low point in a noticeable trend, as daylight gradually increases from just 8 hours in November. The year progresses with an early peak in June and July, where the sun graces the region with a generous 16 hours of daylight, followed by a gentle tapering off through the fall months. By March, days stretch out to 11 hours as spring approaches, fueling the cycle of increasing light that begins in the new year. Overall, the seasonal variation in daylight serves as a vibrant reminder of nature's rhythms, guiding daily life in this charming coastal town.

Average Daylight Hours in Mielno for December

The chart illustrates the variation in daylight duration in Mielno throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 5m9h 48m11h 54m14h 2m15h 55m16h 55m16h 23m14h 41m12h 37m10h 30m8h 35m7h 33m
Data source: Mielno daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Mielno

As December sweeps into Mielno, Poland, the wind begins to pick up, with an average speed of 4.4 m/s (10 mph), marking a slight increase from the previous month. This steady rise in wind speeds from the relatively calmer summer months reflects the transition into winter. Notably, while summer saw the lowest averages, with June and July around 2.9 m/s (7 mph) to 3.0 m/s (7 mph), the autumn months brought a surge, peaking at 4.7 m/s (10 mph) in November. As the year draws to a close, the December winds carry a brisk chill, inviting both locals and visitors to embrace the season's beauty amidst the refreshing gusts.

Average December Wind Speed in Mielno

The chart displays monthly wind speed patterns in Mielno, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.94.04.03.84.12.93.03.43.64.64.74.4 m/s
Data source: Mielno December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Mielno Compares to Other Months

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

December and January showcase distinctly cold weather patterns, but with notable differences in temperature and overall conditions. December experiences milder temperatures, with an average of 1°C (34°F) and a minimum of -11°C (12°F), while January plunges further down, featuring an average of -1°C (30°F) and a minimum of -23°C (-9°F). Both months see similar precipitation levels, with December receiving 49 mm (1.9 in) over 12 days and January slightly less at 45 mm (1.8 in) over 11 days. Humidity levels remain quite similar, hovering around 93% in December and 92% in January. For a closer look at the weather conditions during January, you can check Mielno weather in January.

Both December and February exhibit cold winter temperatures, but February tends to be slightly chillier, with average temperatures ranging from -19°C (-1°F) to 11°C (53°F), compared to December's milder range of -11°C (12°F) to 10°C (49°F). Precipitation levels in December are marginally higher at 49 mm (1.9 in) over 12 days, while February sees slightly less precipitation at 45 mm (1.8 in) over just 8 days. Additionally, humidity levels are high in both months, but December holds a higher average at 93% compared to February's 90%. For more detailed insights into the weather during this period, you can explore Mielno weather in February.

In December, temperatures range from a chilly -11°C (12°F) at their lowest to a mild 10°C (49°F) at their highest, with an average temperature around 1°C (34°F). The month experiences about 49 mm (1.9 in) of precipitation over 12 days, accompanied by high humidity at 93%. In contrast, March brings slightly warmer conditions, with temperatures dipping to a minimum of -16°C (4°F) and peaking at 16°C (61°F), averaging around 3°C (37°F). Precipitation is quite similar, totaling 46 mm (1.8 in) over 11 days, while humidity decreases to 87%. Overall, while both months are characterized by cold weather, March offers a hint of spring warmth compared to the harsher chill of December. For more specific information, you can check Mielno weather in March.

In December, temperatures are quite chilly, with lows dipping to -11°C (12°F) and an average of around 1°C (34°F), while highs reach up to 10°C (49°F). The month is characterized by significant humidity at 93%, and it experiences about 49 mm (1.9 in) of precipitation over 12 days. In contrast, April sees a more moderate climate, with minimum temperatures around -5°C (24°F) and average highs soaring to 27°C (81°F). The overall precipitation decreases slightly to 39 mm (1.5 in) over 10 days, accompanied by a lower humidity level of 76%. For a closer look at the weather patterns during this vibrant spring month, check out Mielno weather in April.

December and May present starkly contrasting weather patterns. In December, temperatures can plummet as low as -11°C (12°F), with an average around 1°C (34°F) and a maximum of 10°C (49°F). The month is characterized by high humidity at 93% and approximately 49 mm (1.9 in) of precipitation over 12 days. In comparison, May experiences a more moderate climate, with temperatures ranging from a minimum of -3°C (27°F) to a maximum of 28°C (82°F), resulting in an average of 12°C (54°F). Although May sees slightly more rainfall at 88 mm (3.5 in) over 13 days, the humidity drops significantly to 58%. For those interested in exploring Mielno's beautiful weather during this time, check out Mielno weather in May.

December and June present starkly contrasting weather conditions. In December, temperatures can drop as low as -11°C (12°F), averaging around 1°C (34°F) and peaking at 10°C (49°F). This month typically experiences high humidity levels at 93% and sees about 49 mm (1.9 in) of precipitation over 12 days. In contrast, June boasts much milder temperatures, with a minimum of 3°C (38°F), an average of 18°C (65°F), and maximums reaching 32°C (90°F). While precipitation is slightly higher at 70 mm (2.7 in), it occurs over just 11 days, and humidity drops to a comfortable 56%. For more details on June weather, you can check out Mielno weather in June.

December and July present stark contrasts in weather, showcasing the seasonal shifts. In December, temperatures typically range from a frigid -11°C (12°F) to a maximum of 10°C (49°F), with an average of around 1°C (34°F). The month is characterized by high humidity at 93% and experiences about 49 mm (1.9 in) of precipitation over 12 days. In contrast, July brings a much warmer climate, with temperatures fluctuating between a minimum of 7°C (45°F) and a maximum of 32°C (90°F), averaging 18°C (65°F). The summer month, although wetter with 101 mm (4.0 in) of precipitation over 13 days, has a more comfortable humidity level at 59%. For those interested in the specifics of summer weather in this region, check out Mielno weather in July.

December and August present distinct contrasts in weather. In December, temperatures range from a chilly -11°C (12°F) at night to a maximum of 10°C (49°F) during the day, with a damp average of around 1°C (34°F). The month experiences significant precipitation, totaling 49 mm (1.9 in) over approximately 12 days, and a high humidity level of 93%, contributing to a crisp and frosty atmosphere.

In contrast, August boasts much milder conditions, with temperatures dipping to a minimum of 8°C (46°F) and rising to a warm 32°C (90°F), averaging around 18°C (65°F). Although it sees more rainfall at 73 mm (2.9 in), this occurs over fewer days as compared to December, with only 10 days of precipitation, and the humidity is notably lower at 60%. For more specific details about the weather in August, you can check Mielno weather in August.

December weather presents a stark contrast to September, showcasing a significant drop in temperature and higher humidity levels. In December, temperatures range from a chilly -11°C (12°F) at night to a maximum of 10°C (49°F), with an average of 1°C (34°F) and humidity soaring to 93%. In comparison, September enjoys milder conditions, with temperatures ranging from a minimum of 2°C (36°F) to a warm maximum of 31°C (88°F), averaging around 14°C (57°F). While both months experience a similar number of rainy days—12 in December and 11 in September—September sees a greater total precipitation of 79 mm (3.1 in) compared to December's 49 mm (1.9 in). For more insights about September weather, check out Mielno weather in September.

In comparing the weather between December and October, December presents a much colder climate with average temperatures hovering around 1°C (34°F) and a chilling minimum of -11°C (12°F). In contrast, October enjoys milder weather, with average temperatures reaching 9°C (49°F) and highs of 22°C (72°F). While December sees a lower overall precipitation level of 49 mm (1.9 in) over 12 days, October experiences a bit more rainfall at 65 mm (2.6 in), maintaining relatively high humidity levels of 86% compared to December's 93%. For more details on October's weather specifically, you can check out Mielno weather in October.

In December, temperatures drop significantly compared to November, with minimums reaching -11°C (12°F) and an average of 1°C (34°F), while November sees milder temperatures with a minimum of -6°C (22°F) and an average of 5°C (41°F). December also experiences increased precipitation, totaling 49 mm (1.9 in) over 12 days, compared to November's 35 mm (1.4 in) over 10 days. Additionally, humidity levels are slightly higher in December at 93%, compared to November's 90%. For more detailed information on November weather, you can visit Mielno weather in November.

Compare Mielno's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Mielno

As December settles in Mielno, the winter chill becomes palpable, setting it apart from the milder months of the year. With temperatures dipping significantly lower than the average, the landscape transforms into a frosty haven, complemented by high humidity levels. Alongside increased precipitation, this month experiences more overcast days, making it a stark contrast to the brighter and more temperate periods. If you're intrigued by how Mielno’s climate evolves throughout the year, dive deeper into the details here: Mielno Climate.