December Weather in Opole, Poland

Last updated: August 27, 2025

December in Opole, Poland is characterized by a chill in the air, with temperatures ranging from a maximum of 15°C (59°F) to a minimum of -12°C (10°F). The average temperature hovers around 2°C (36°F), setting the stage for a wintry ambiance. This month typically sees 54 mm (2.1 in) of precipitation, spread over 12 days, creating a vibrant landscape. Humidity levels are high at 92%, adding to the crisp feel of the season. As the year winds down, Opole embraces the unique charm of winter with its frosty mornings and occasional snowfall.

December Temperature in Opole

As December sets in, Opole, Poland experiences a notable chill, with temperatures ranging from a minimum of -12°C (10°F) to a maximum of 15°C (59°F). The average temperature hovers around 2°C (36°F), marking a distinct decline from the mildness of autumn. This month acts as a bridge between the colder winter months and the lingering fall warmth, as temperatures can still reach pleasant highs despite the frigid lows. December is characterized by its crisp air and the beginning of significant snowfall, creating a picturesque winter landscape while inviting locals and visitors alike to embrace seasonal festivities under a blanket of frost.

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

The chart illustrates December temperature patterns in Opole, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Opole, 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).
JanFebMarAprMayJunJulAugSepOctNovDec323540495768686960524336
Data source: Temperature data for Opole 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 Opole

As December arrives in Opole, Poland, the city typically experiences a notable uptick in precipitation, with an average of 54 mm (2.1 in) over 12 days. This marks a distinct increase compared to the drier autumn months, particularly November, which recorded only 37 mm (1.5 in) from just 8 days of rain. The shift into winter brings a mix of moisture, contributing to the overall yearly precipitation trends that reveal May as the wettest month, highlighting the changing seasons and their influence on local weather patterns. December's moderate rainfall not only serves as a precursor to the colder months ahead but also underscores the importance of embracing Opole's dynamic climate.

December Precipitation Trends in Opole

The chart displays monthly precipitation patterns in Opole, 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 Opole, December typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec384744498481787977713754
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Opole

In Opole, Poland, December marks a notable peak in humidity levels, soaring to 92%, the highest of the year. This spike follows a trend of increasing moisture that begins in the autumn months, with humidity levels rising from 83% in October to 90% in November. As winter sets in, the lingering dampness can be attributed to colder temperatures and the handful of rainy days typical for the season. Notably, December's humidity reflects the province's consistent pattern of high atmospheric moisture during the winter months, making it a time of year characterized by a pronounced chill and a rich, but often damp, atmosphere. This gradual increase toward December creates a cozy yet often overcast feel, revealing how significant shifts in humidity can shape the character of a season.

December Average Humidity in Opole

This chart illustrates the average monthly humidity levels in Opole, 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 Opole is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec90%88%86%79%65%66%67%67%72%83%90%92%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Opole

As December settles in Opole, Poland, the UV Index drops to a low level of 1, mirroring the gentle sun exposure seen in the first months of winter. This signifies a burn time of 45 minutes, allowing residents to enjoy the crisp outdoor air without the worry of sunburn. Following the trends from the previous months, December continues the pattern of lower UV exposure. The year witnessed a gradual increase in UV levels, peaking during the summer months with values reaching 8 in both June and July. As we transition into winter, outdoor enthusiasts can take this opportunity to bask in the cool sunshine safely. For more details on the UV Index in Opole, check out Opole UV Index.

Maximum UV Index Levels in Opole for December

The chart shows the monthly maximum UV Index (UVI) for Opole 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 Opole typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec124578876321
Data source: Opole 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 Opole

December brings a gentle close to the year in Opole, Poland, with 135 hours of sunshine. This month falls within a notable pattern of decreasing daylight that begins in October, where sunshine hours drop to 260, followed by November’s modest 182. While December's sunlight is a stark contrast to the 427 hours enjoyed in July, it serves as a reminder of the seasonal ebb and flow. As winter sets in, shorter days highlight the importance of warmth and light, making the fleeting December sunshine all the more precious for the residents of Opole.

Monthly Sunshine Duration in Opole: December Highlighted

The December sunshine duration represents the total number of hours Opole 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.
JanFebMarAprMayJunJulAugSepOctNovDec124h192h281h325h379h407h427h385h303h260h182h135h
Data source: Opole December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Opole During December

When considering the likelihood of sunny weather in December in Opole, Poland, the trend reveals a considerable dip in sunshine compared to the earlier months of the year. With only a 19% chance of sunny days, December stands out as one of the cloudier months, contrasting sharply with the more promising horizons of spring and summer. Following a gradual rise in sunshine chances from January through to October, winter sets in with November showing a moderate 30% before plummeting into December's winter gloom. This seasonal shift emphasizes the region’s transition into colder, darker days, making sunlit moments in December a rare and cherished treasure.

Percentage of Sunny Days in December in Opole

The chart illustrates the percentage of sunny days in Opole 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 Opole experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec18%30%38%36%37%48%36%31%38%48%30%19%
Data source: Opole December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Opole in December

In Opole, Poland, the daylight duration experiences a captivating rhythm throughout the year, peaking in the summer and retreating during the winter months. December marks one of the season's low points, offering just 8 hours of daylight—a continuation of the trend seen in November. As the year transitions from the long, sun-drenched days of June with their 16 hours of light, the daylight gradually diminishes, illuminating the stark contrast between the vibrancy of spring and summer and the cozy, quiet atmosphere of winter. This cyclical variation not only enriches the landscape but also underscores the beauty of seasonal change in this charming Polish city.

Average Daylight Hours in Opole for December

The chart illustrates the variation in daylight duration in Opole throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec8h 30m10h 1m11h 55m13h 51m15h 32m16h 24m15h 56m14h 26m12h 34m10h 39m8h 56m8h 1m
Data source: Opole daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Opole

As December settles over Opole, Poland, the wind brings both a chill and a rhythmic cadence, averaging 3.7 m/s (8 mph) this month—consistent with the breezy November. This gentle yet persistent wind pattern reflects a subtle warming trend compared to the summer months, where July and June recorded their calmest days with only 2.7 m/s (6 mph). Meanwhile, October’s brisk gusts at 4.1 m/s (9 mph) hint at a transitional climate, bridging the gap between the crisp, invigorating autumn and the colder grip of winter. Overall, December’s winds maintain a steady presence, acting as a reminder of the seasonal shifts that define Opole's weather narrative.

Average December Wind Speed in Opole

The chart displays monthly wind speed patterns in Opole, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.33.73.33.74.02.72.72.93.14.13.73.7 m/s
Data source: Opole December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Opole Compares to Other Months

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

December and January exhibit notable differences in weather patterns despite both being winter months. In December, temperatures range from a minimum of -12°C (10°F) to a maximum of 15°C (59°F), resulting in an average of 2°C (36°F). Humidity is quite high at 92%, and precipitation is relatively abundant at 54 mm (2.1 in) over 12 days. Conversely, January experiences colder conditions, with minimum temperatures dropping to -18°C (0°F) and a slightly lower maximum of 12°C (53°F), leading to an average temperature of 0°C (33°F). Precipitation decreases to 38 mm (1.5 in) over 11 days, accompanied by a humidity level of 90%. For more details on January weather in Opole, you can check Opole weather in January.

In December, temperatures typically range from a minimum of -12°C (10°F) to a maximum of 15°C (59°F), with an average of around 2°C (36°F). The month experiences 54 mm (2.1 in) of precipitation over 12 days, alongside a high humidity level of 92%. In contrast, February sees slightly cooler conditions, with temperatures dipping to a minimum of -15°C (5°F) and reaching a maximum of 18°C (65°F), while maintaining a similar average of 2°C (35°F). Precipitation in February is lower at 47 mm (1.8 in) across 11 days and humidity also decreases slightly to 88%. For more details, see Opole weather in February.

In December, the weather is typically colder, with temperatures ranging from a minimum of -12°C (10°F) to a maximum of 15°C (59°F), averaging around 2°C (36°F). This month experiences higher humidity at 92% and a total precipitation of 54 mm (2.1 in) over approximately 12 days. In contrast, March sees slightly warmer temperatures, with a minimum of -14°C (7°F) and a maximum of 21°C (71°F), resulting in an average of 5°C (41°F). Precipitation is somewhat lower at 44 mm (1.7 in) over the same number of rainy days, and humidity decreases to 86%. For more detailed insights into March weather, you can explore Opole weather in March.

December and April present distinctly different weather patterns. In December, temperatures typically range from a chilly -12°C (10°F) at night to a milder 15°C (59°F) during the day, with an average of 2°C (36°F). The month experiences significant humidity at 92% and receives about 54 mm (2.1 in) of precipitation over approximately 12 days. In contrast, April brings a more temperate climate with minimum temperatures around -6°C (21°F) and daytime highs reaching 28°C (84°F), averaging 10°C (49°F). Precipitation slightly decreases to 48 mm (1.9 in) over 9 days, and the humidity level drops to 79%. For more details on April weather, you can check Opole weather in April.

December and May present strikingly different weather patterns. In December, temperatures range from a chilly minimum of -12°C (10°F) to a maximum of 15°C (59°F), with an average hovering around 2°C (36°F). The month experiences high humidity at 92% and receives about 54 mm (2.1 in) of precipitation over 12 days. In contrast, May brings more moderate temperatures, with a minimum of -1°C (31°F) and a maximum soaring to 30°C (86°F), averaging around 14°C (58°F). The humidity drops significantly to 65%, and rainfall increases to about 84 mm (3.3 in) over 14 days. For a closer look at how the month progresses, check out Opole weather in May.

In December, the weather is notably colder, with temperatures ranging from a minimum of -12°C (10°F) to a maximum of 15°C (59°F), resulting in an average of just 2°C (36°F). The humidity is high at 92%, and precipitation occurs on about 12 days, amounting to 54 mm (2.1 in). In contrast, June brings a significant warm-up, with temperatures ranging from a minimum of 5°C (41°F) to a sweltering maximum of 36°C (98°F), giving an average of 20°C (68°F). The humidity decreases to 66%, and while it also sees precipitation on 12 days, it totals 81 mm (3.2 in). For a more detailed look at Opole weather in June, you can explore the conditions typical for that month.

In December, temperatures often dip as low as -12°C (10°F), with an average of around 2°C (36°F) and maximum highs reaching 15°C (59°F). The month experiences high humidity at 92% and sees about 54 mm (2.1 in) of precipitation over 12 days. In contrast, July presents a much warmer climate with minimum temperatures of 7°C (45°F), averaging 20°C (68°F), and soaring to a maximum of 36°C (97°F). This summer month also records 78 mm (3.1 in) of precipitation spread over approximately 13 days, though the humidity is lower at 67%. For more detailed weather information, visit Opole weather in July.

December weather in Opole is characterized by much colder temperatures, with lows plunging to -12°C (10°F) and an average of around 2°C (36°F). In contrast, August offers a much warmer experience, with minimum temperatures of 8°C (46°F) and an average high of 21°C (69°F), reaching up to 35°C (95°F) on the hottest days. Precipitation levels are relatively close, with December receiving 54 mm (2.1 in) over 12 days and August slightly higher at 79 mm (3.1 in) across 11 days. Humidity also varies significantly: December has a high at 92%, while August is more comfortable at 67%. For more detailed insights, check out Opole weather in August.

The weather in December is markedly colder compared to September, with temperatures ranging from a frigid -12°C (10°F) to a maximum of 15°C (59°F) and an average of just 2°C (36°F). In contrast, September boasts milder temperatures, with minimums of 0°C (33°F) and maximums reaching 33°C (92°F), resulting in a comfortable average of 15°C (60°F). Additionally, December experiences higher humidity at 92% and sees 54 mm (2.1 in) of precipitation over 12 days, while September, with its lower humidity of 72%, has slightly heavier rainfall at 77 mm (3.0 in) spread over 10 days. For more detailed weather patterns, you can check out Opole weather in September.

In comparing the weather of December and October, it's clear that December is significantly colder, with temperatures ranging from a minimum of -12°C (10°F) to a maximum of 15°C (59°F) and an average of 2°C (36°F). In contrast, October experiences milder conditions, with temperatures ranging from -1°C (30°F) to 25°C (78°F) and an average of 11°C (52°F). Additionally, December sees higher humidity at 92% compared to October's 83%, contributing to a chillier atmosphere. While both months have a similar number of rainy days, October records more precipitation at 71 mm (2.8 in) compared to December's 54 mm (2.1 in). For more detailed information on October's climate, visit Opole weather in October.

In comparing the weather of December and November, December typically presents colder temperatures, with a minimum of -12°C (10°F) and an average of 2°C (36°F), while November's temperatures range from a minimum of -6°C (21°F) and an average of 6°C (43°F). December experiences slightly higher precipitation, totaling 54 mm (2.1 in) over 12 days, compared to November’s 37 mm (1.5 in) across 8 days. Humidity levels also rise in December, reaching 92%, slightly higher than November's 90%. For more detailed insights, you can check Opole weather in November.

Compare Opole's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Opole

As December unfolds in Opole, the city transforms into a winter wonderland, marked by a notable drop in temperatures and an increase in precipitation compared to other months. The chill sets in with average temperatures hovering around 2°C (36°F), while the potential for cold snaps can push the mercury as low as -12°C (10°F). With 12 days of precipitation and humidity levels reaching a moist 92%, the month feels distinctly damp and frosty. This combination of factors creates a unique atmosphere that differs significantly from the milder and drier conditions of other seasons. For those looking to understand the broader climate patterns, further insights can be found at Opole Climate.