December Weather in Piatra, Romania

Last updated: August 27, 2025

December in Piatra, Romania ushers in a brisk winter atmosphere, with temperatures ranging from a maximum of 14°C (58°F) to a chilling minimum of -16°C (3°F), averaging around 0°C (32°F). This month is characterized by significant precipitation, totaling 79 mm (3.1 in) over approximately 10 days, and an impressive humidity level of 88%. As the landscape transforms under the weight of winter's embrace, December offers a unique blend of serene beauty and invigorating cold, making it a captivating time to experience Piatra's seasonal charm.

December Temperature in Piatra

In December, Piatra, Romania, experiences a notable drop in temperatures as winter sets in. The month opens with a chill, recording minimum temperatures around -16°C (3°F), while daytime highs reach a moderate 14°C (58°F). The average temperature hovers at 0°C (32°F), marking a significant shift from the milder fall months that precede it. This chilly trend is consistent, as December typically showcases the coldest temperatures of the year, laying the groundwork for a picturesque winter landscape. As residents and visitors embrace the seasonal transition, they can expect a sharp contrast from the milder conditions earlier in the year, inviting cozy activities and festive cheer.

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

The chart illustrates December temperature patterns in Piatra, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Piatra, 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).
JanFebMarAprMayJunJulAugSepOctNovDec263136455461646557483931
Data source: Temperature data for Piatra 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 Piatra

In December, Piatra, Romania experiences a notable shift in weather patterns as the month brings 79 mm (3.1 in) of precipitation over 10 days. This increase leads to a more humid environment compared to the preceding months, particularly as autumn transitions into winter. While November recorded a lower 46 mm of rain over the same number of days, December’s precipitation paves the way for a colder ambiance and emphasizes the approach of the snowy season. Interestingly, as temperatures drop, this month marks a significant uptick in rainfall compared to earlier months, signifying a blend of rainy and wintry weather that characterizes the region at year’s end.

December Precipitation Trends in Piatra

The chart displays monthly precipitation patterns in Piatra, 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 Piatra, December typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec4145665914316913510644664679
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

December Humidity in Piatra

In Piatra, Romania, December marks the return of high humidity levels, with figures rising to 88%, closely mirroring the winter humidity of January. This notable increase follows a trend of high humidity in the late autumn months, particularly November's 87%, suggesting a consistent pattern as the year closes. The drop in humidity from August's low of 48% shifts dramatically through the fall months, building up to winter's chill. As temperatures dip, the humidity remains relatively elevated, setting a cozy, albeit damp, stage for the festive season in this picturesque locale. This cyclical rhythm of humidity highlights the transition from summer's dryness to the enveloping moisture of winter.

December Average Humidity in Piatra

This chart illustrates the average monthly humidity levels in Piatra, 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 Piatra is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%85%82%73%71%70%66%48%57%79%88%88%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Piatra

As the year comes to a close, December in Piatra, Romania sees a notable dip in the UV Index, dropping to 2, categorized as low, with a burn time of 45 minutes. This trend is consistent with the onset of winter; following the very high levels reported during the summer months of June, July, and August, which peaked at 9, UV exposure becomes less critical. The gradual decrease from moderate levels in November, with an index of 3, signals a shift towards safer sun exposure as cold weather sets in. For those venturing outdoors, it’s a great time to enjoy the crisp air without the intense sun overhead. For more detailed information, visit Piatra UV Index.

Maximum UV Index Levels in Piatra for December

The chart shows the monthly maximum UV Index (UVI) for Piatra 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 Piatra typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec236789997532
Data source: Piatra 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 Piatra

In Piatra, Romania, December may bring cooler temperatures, but it also offers a modest 188 hours of sunshine, adding a touch of brightness to the winter days. As the year unfolds, a clear trend emerges: the sun shines its brightest in the summer months, peaking in July with an impressive 417 hours. This gradual ascent to glorious summer days is followed by a gentle decline as the seasons shift. Interestingly, December's sunlight—while less abundant than in the balmy months—still outshines some of the previous winter months, including November, which sees only 214 hours. This transition from the vibrant light of summer to the softer glow of December paints a captivating picture of Piatra’s climatic rhythm throughout the year.

Monthly Sunshine Duration in Piatra: December Highlighted

The December sunshine duration represents the total number of hours Piatra 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.
JanFebMarAprMayJunJulAugSepOctNovDec172h226h286h341h381h396h417h401h335h282h214h188h
Data source: Piatra December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Piatra During December

In Piatra, Romania, December ushers in a notable decline in the likelihood of sunny weather, with only a 24% chance of sunshine. This dwindling sunlight is part of a broader trend observed as the year progresses; immediately following the bright summer months of July and August, which enjoy sunny probabilities of 55% and 56%, the chances dip significantly into the fall and winter. By November, the likelihood of sun diminishes further to 32%, setting the stage for December's gloomier days. As the colder months approach, this decline highlights the region's shift towards winter, making the chances of basking in sunlight during December relatively slim.

Percentage of Sunny Days in December in Piatra

The chart illustrates the percentage of sunny days in Piatra 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 Piatra experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec21%39%38%35%38%37%55%56%48%40%32%24%
Data source: Piatra December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Piatra in December

As December rolls in, Piatra, Romania, experiences a noticeable decline in daylight, with just 8 hours illuminating the day. This is part of a broader trend throughout the year, where daylight peaks in the summer months, reaching 15 hours in June and July, before gradually tapering off. The progression from 14 hours in May to 10 hours in October reveals a natural ebb in sunlight, eventually leading to the shorter days of winter. As the year wraps up, the contrast between the vibrant, sun-filled days of summer and the calm, dimly lit December invites a cozy reflection on the seasonal transitions that define life in this beautiful region.

Average Daylight Hours in Piatra for December

The chart illustrates the variation in daylight duration in Piatra throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 10m10h 23m11h 56m13h 31m14h 52m15h 33m15h 12m14h12h 28m10h 54m9h 31m8h 47m
Data source: Piatra daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Piatra

As December arrives in Piatra, Romania, the winds stir with a gentle consistency, averaging 2.0 m/s (5 mph). This marks a return to the bracing breezes characteristic of earlier months, as winter approaches. Throughout the year, wind speeds have fluctuated slightly, with a noticeable dip in the warmer months of summer, dropping to around 1.7-1.8 m/s (4 mph) from June to November. However, December’s winds signal a shift, reminiscent of the early winter months, where the air is crisp and invigorating. Transitioning into the new year, these moderate gusts offer a refreshing reminder of the season’s chill, inviting residents and visitors alike to embrace the beauty of winter in the Carpathian landscape.

Average December Wind Speed in Piatra

The chart displays monthly wind speed patterns in Piatra, 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.
JanFebMarAprMayJunJulAugSepOctNovDec2.02.02.11.82.11.81.81.81.71.81.72.0 m/s
Data source: Piatra December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Piatra Compares to Other Months

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

December and January present a stark contrast in winter weather, with both months experiencing significant cold but differing temperature averages and precipitation levels. In December, temperatures typically range from a mild -16°C (3°F) at night to a more comfortable max of 14°C (58°F) during the day, averaging around 0°C (32°F). The month sees about 79 mm (3.1 in) of precipitation over 10 days, which contributes to a damp, chilly atmosphere with high humidity at 88%.

January, on the other hand, is noticeably colder, with minimum temperatures dropping to -20°C (-3°F) and maximums only reaching 9°C (49°F), leading to an average of -3°C (26°F). This month has less precipitation, totaling 41 mm (1.6 in) across 7 days, yet maintains the same high humidity level of 88%. For more detailed insights into the weather conditions during this month, you can visit Piatra weather in January.

When comparing the weather in December and February, December typically experiences slightly milder conditions, with average temperatures around 0°C (32°F) and maximums reaching up to 14°C (58°F). In contrast, February tends to be colder, with an average temperature of -1°C (31°F) and a minimum drop to -18°C (0°F). Additionally, December sees more precipitation at 79 mm (3.1 in) over about 10 days, while February has less with 45 mm (1.8 in) across 9 days. The humidity levels are also slightly higher in December at 88%, compared to 85% in February. For more detailed insights about the weather in February, you can visit Piatra weather in February.

December and March present distinct weather patterns, showcasing the transition from winter to early spring. In December, temperatures can drop as low as -16°C (3°F), with an average hanging around 0°C (32°F) and a maximum reaching up to 14°C (58°F). The month also sees considerable precipitation, totaling 79 mm (3.1 in) over approximately 10 days, maintaining a high humidity level of 88%. In contrast, March experiences slightly milder conditions, with minimum temperatures still at -16°C (3°F) but an average of 2°C (36°F) and a maximum climbing to 20°C (68°F). This month receives less precipitation at 66 mm (2.6 in), spread over about 12 days, and the humidity is slightly lower at 82%. For more details on March weather, you can refer to Piatra weather in March.

December and April present strikingly different weather patterns. In December, temperatures range from a chilling minimum of -16°C (3°F) to an average of 0°C (32°F), with a maximum reaching 14°C (58°F). The month experiences significant precipitation at 79 mm (3.1 in) over about 10 days, accompanied by high humidity levels of around 88%. In contrast, April offers a more temperate climate, with minimums of -9°C (15°F) and an average of 7°C (45°F), while highs can climb to 23°C (73°F). Although there is still precipitation in April, it amounts to 59 mm (2.3 in) over the same number of rainy days, and humidity drops to a more comfortable 73%. For more detailed insights into April's weather, check out Piatra weather in April.

December and May present a stark contrast in weather conditions. In December, temperatures can plunge to a minimum of -16°C (3°F), with an average temperature around 0°C (32°F) and a maximum of 14°C (58°F). The month typically brings 79 mm (3.1 in) of precipitation over about 10 days, along with high humidity of 88%. On the other hand, May experiences much milder temperatures, with a minimum of -1°C (30°F), an average of 12°C (54°F), and a maximum that can reach 24°C (76°F). This month sees a higher total precipitation of 143 mm (5.6 in), occurring over 19 days, but with a lower humidity level of 71%. For those interested in the specifics of May weather, please check Piatra weather in May.

December weather is characterized by cold temperatures, with minimums dropping as low as -16°C (3°F) and averaging around 0°C (32°F), making it a frigid time of year. In contrast, June brings a significant warm-up, with minimum temperatures starting at 2°C (36°F) and averages reaching 16°C (61°F), peaking at a comfortable 28°C (83°F). While December experiences a moderate amount of precipitation at 79 mm (3.1 in) over about 10 days, June sees a higher precipitation level of 169 mm (6.7 in) spread across 24 days, albeit with lower humidity at 70% compared to December's 88%. For more detailed information on June weather, visit Piatra weather in June.

December and July present stark contrasts in weather. In December, temperatures can plummet as low as -16°C (3°F), with an average around 0°C (32°F) and highs reaching just 14°C (58°F). The month typically experiences 79 mm (3.1 in) of precipitation over about 10 days, accompanied by high humidity levels at 88%. Conversely, July offers a much milder climate, with minimum temperatures of 7°C (45°F) and average highs of 29°C (85°F). This warmer month sees an increase in precipitation to 135 mm (5.3 in) spread over 18 days, but with significantly lower humidity at 66%. For more detailed information, check out Piatra weather in July.

December and August present stark contrasts in weather conditions. In December, temperatures can dip to a chilling minimum of -16°C (3°F) with an average around 0°C (32°F), while the maximum rarely exceeds 14°C (58°F). The month sees humidity levels soaring to 88%, coupled with 79 mm (3.1 in) of precipitation over about 10 days. In contrast, August boasts much milder weather, with temperatures ranging from a minimum of 5°C (42°F) to a warm average of 18°C (65°F) and maximums reaching 31°C (89°F). Though it receives more precipitation, totaling 106 mm (4.2 in) over 14 days, the humidity is significantly lower at 48%. For more detailed insights into August weather, you can visit Piatra weather in August.

December and September exhibit strikingly different weather patterns. In December, temperatures can plunge as low as -16°C (3°F), with an average of 0°C (32°F) and a maximum reaching 14°C (58°F). This cold month also sees higher precipitation levels, totaling 79 mm (3.1 in) over about 10 days, accompanied by an elevated humidity of 88%. In contrast, September experiences milder conditions, with temperatures ranging from a minimum of -3°C (26°F) to a pleasant average of 14°C (57°F) and a maximum of 29°C (84°F). It also receives less precipitation, around 44 mm (1.7 in) across 9 days, and has a lower humidity level of 57%. For more details on September weather, you can visit Piatra weather in September.

In comparing the weather between December and October, it’s clear that December experiences much colder temperatures, with a minimum of -16°C (3°F) and an average of 0°C (32°F), whereas October has milder conditions, ranging from a minimum of -4°C (26°F) to a maximum of 23°C (74°F). Additionally, December sees a significant increase in humidity at 88%, compared to October's 79%, contributing to a colder and more damp atmosphere. Precipitation is also more frequent in December, occurring on about 10 days with a total of 79 mm (3.1 in), compared to October's 66 mm (2.6 in) over 8 days. For more detailed insights on October weather, you can visit Piatra weather in October.

December weather marks a significant shift compared to November, with lower average temperatures. While November experiences milder conditions with an average temperature of 4°C (40°F) and maximums reaching 22°C (71°F), December sees a stark drop, with an average temperature of 0°C (32°F) and maximums only hitting 14°C (58°F). Additionally, December receives more precipitation at 79 mm (3.1 in) over 10 days, compared to November's 46 mm (1.8 in) for the same duration. Humidity remains relatively consistent, with December at 88% and November at 87%. For a more detailed look at the weather patterns in November, check out Piatra weather in November.

Compare Piatra's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Piatra

December in Piatra marks a significant shift in weather, as the crisp, cold embrace of winter sets in. With frosty nights and chillier days, this month stands apart from the milder months preceding it. Humidity levels remain high, creating a unique atmosphere that, combined with the average temperature hovering around freezing, can feel quite biting. Despite experiencing around 10 days of precipitation, the snow-dusted scenery transforms Piatra into a winter wonderland. This enchanting month is a departure from the autumnal warmth, inviting residents and visitors alike to embrace the joys of the season. For more insights about the weather throughout the year, visit Piatra Climate.