December Weather in Trancoso, Portugal

Last updated: February 24, 2025

In Trancoso, Portugal, December unveils a captivating blend of winter charm and brisk air, with maximum temperatures reaching 16°C (60°F) and dipping to a chilly minimum of -3°C (26°F). The average temperature hovers around 7°C (45°F), providing a refreshing yet crisp atmosphere. This month typically sees 69 mm (2.7 in) of precipitation over 10 days, contributing to a high humidity level of 91% that envelops the town in a foggy embrace. Visitors can expect a mix of intermittent rain and cool breezes, creating the perfect setting for cozy gatherings and exploration of this historic locale.

December Temperature in Trancoso

In December, Trancoso, Portugal, experiences a transition into cooler temperatures, marking a notable shift from the milder autumn months. The average temperature hovers around 7°C (45°F), with nighttime lows dipping to -3°C (26°F), reflecting the chill that begins to envelop the region. Daytime highs reach a comfortable 16°C (60°F), offering occasional sunny days that invite outdoor exploration. As the year draws to a close, this month serves as a gentle reminder of winter's arrival, presenting a serene backdrop characterized by crisp air and stunning landscapes. Visitors can expect a refreshing contrast to the warmer months, striking a balance between chilly evenings and moderate daytime warmth, making December a unique time to experience the charm of Trancoso.

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

The chart illustrates December temperature patterns in Trancoso, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec414749536166727266594945
Data source: Temperature data for Trancoso 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 Trancoso

In Trancoso, Portugal, December marks a notable peak in precipitation, with 69 mm (2.7 in) of rain typical for the month, closely following November's substantial rainfall. This increase continues the late-autumn trend where November delivers 68 mm (2.7 in) over 11 days, while December experiences rainfall on 10 days, indicating a slightly drier month yet similar overall accumulation. Interestingly, from the summer months, where rainfall dips to a mere 13 mm (0.5 in) in July, December's figures reflect a return to wetter conditions typical of the winter season. Such patterns highlight a shift towards increased precipitation, culminating in a significant end to the year for this charming Portuguese locale.

December Precipitation Trends in Trancoso

The chart displays monthly precipitation patterns in Trancoso, 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.
JanFebMarAprMayJunJulAugSepOctNovDec30576771303013933526869
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
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December Humidity in Trancoso

December wraps up the year in Trancoso, Portugal, with humidity levels returning to a high of 91%, mirroring the conditions of January. This marks the end of a gradual decline from the mid-year lows of 54% in July and 52% in August, showcasing a seasonal fluctuation that peaks in the colder months. As temperatures drop, humidity steadily rises from **76% in May to a notable 90% in November, indicating the onset of winter's moisture-laden atmosphere. The cycle highlights Trancoso's unique climate, where cozy, humid winters contrast with the drier summer months, creating a diverse and inviting setting for visitors year-round.

December Average Humidity in Trancoso

This chart illustrates the average monthly humidity levels in Trancoso, with December's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how December's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec91%85%79%77%76%64%54%52%63%78%90%91%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Trancoso

In December, Trancoso experiences a notable drop in the UV Index, registering at 2, which falls into the low exposure category. This is a stark contrast to the high and very high levels seen in the previous months, particularly during the summer when values soared to 11 in June. With a burn time of 45 minutes, visitors can enjoy outdoor activities with much less concern about sunburn, making it an ideal time for leisurely strolls or explorations of this picturesque locale. The significantly lower UV levels in December reflect the seasonal shift and a reduction in sun intensity, underscoring the importance of monitoring the UV Index throughout the year. For more detailed information about UV levels in Trancoso, check out Trancoso UV Index.

Maximum UV Index Levels in Trancoso for December

The chart shows the monthly maximum UV Index (UVI) for Trancoso 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.
JanFebMarAprMayJunJulAugSepOctNovDec346910111098642
Data source: Trancoso 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 Trancoso

December in Trancoso, Portugal offers a charming blend of tranquility and sunlight, as this coastal town basks in 177 hours of sunshine. While this figure marks a dip from the sun-drenched highs of summer, it remains a cozy embrace before the chill of winter truly sets in. As the year transitions from the vibrant months of June and July, with their impressive 402 and 432 hours respectively, December invites visitors to enjoy milder temperatures and fewer crowds, making it an ideal time for those seeking a peaceful holiday escape. The trend reveals a steady decline in sunshine hours as the year progresses, but December’s light still shines brightly, creating a magical atmosphere amidst the serene beauty of Trancoso.

Monthly Sunshine Duration in Trancoso: December Highlighted

The December sunshine duration represents the total number of hours Trancoso 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.
JanFebMarAprMayJunJulAugSepOctNovDec152h206h277h336h401h402h432h403h346h303h205h177h
Data source: Trancoso December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Trancoso During December

December in Trancoso, Portugal, brings a gentle dip in sunny days, with a 31% chance of sunshine. This marks a contrast to the bright summer months, particularly July and August, which enjoy probabilities surpassing 70%. As the year winds down, one notices a notable decline in optimism for sun-soaked outings, dipping from 59% in November to 31% in December. While the chance of clear skies is not as promising as earlier months, the mild winter temperatures still make Trancoso a charming destination, where occasional sunshine can brighten up the festive season.

Percentage of Sunny Days in December in Trancoso

The chart illustrates the percentage of sunny days in Trancoso 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 Trancoso experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec41%16%57%34%48%63%74%79%43%47%59%31%
Data source: Trancoso December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Trancoso in December

In Trancoso, Portugal, the daylight duration follows a gentle rhythm throughout the year, with a noticeable ebb and flow. Starting in December, the sun graces the landscape with 9 hours of daylight, a figure that mirrors both January and November. As winter settles in, the days remain shorter, creating a cozy ambiance perfect for enjoying indoor activities and festive celebrations. The daylight gradually increases from the early months of the year, reaching a peak of 15 hours in June, before tapering off again through the latter half of the year. This natural cycle invites residents and visitors alike to embrace the long summer days while savoring the quiet charm of shorter winter moments.

Average Daylight Hours in Trancoso for December

The chart illustrates the variation in daylight duration in Trancoso throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 36m10h 38m11h 57m13h 19m14h 27m15h 2m14h 43m13h 42m12h 25m11h 4m9h 53m9h 17m
Data source: Trancoso daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Trancoso

As December unfolds in Trancoso, Portugal, the wind begins to stir, averaging 3.1 m/s (7 mph)—a gentle increase compared to the previous months. This is a notable uptick from the more tranquil winds of midsummer and autumn, which hovered around 2.3 to 2.9 m/s (5 to 6 mph). The year closes with a refreshing breeze that heralds the approach of winter, contrasting sharply with the calm of August, when winds were at their lowest. As the seasons transition, December’s winds feel invigorating, evoking a lively atmosphere perfect for embracing the beauty of this coastal gem.

Average December Wind Speed in Trancoso

The chart displays monthly wind speed patterns in Trancoso, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.43.62.72.52.92.52.72.32.52.52.73.1 m/s
Data source: Trancoso December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Trancoso Compares to Other Months

The weather in Trancoso changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of December's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Trancoso and find detailed weather information for every month.

In December, temperatures range from a minimum of -3°C (26°F) to a comfortable maximum of 16°C (60°F), with an average of 7°C (45°F). This month experiences a higher level of precipitation, totaling 69 mm (2.7 in) over about 10 days, while maintaining a consistent humidity level of 91%. In contrast, January sees slightly colder temperatures with a minimum of -5°C (24°F) and an average of 5°C (42°F), although it can reach up to 17°C (63°F). Precipitation drops significantly to just 30 mm (1.2 in) over approximately 5 days, yet humidity remains steady at 91%. For more detailed insights on January weather, you can check Trancoso weather in January.

In December, the weather features temperatures ranging from a low of -3°C (26°F) to a high of 16°C (60°F), with an average of 7°C (45°F). The month experiences substantial precipitation, totaling 69 mm (2.7 in) over approximately 10 days, resulting in a high humidity level of 91%.

In contrast, February sees slightly cooler minimum temperatures at -4°C (26°F) but boasts a higher average of 8°C (47°F) and a maximum of 20°C (69°F). Additionally, February has less precipitation at 57 mm (2.2 in) over 8 days, contributing to a lower humidity level of 85%.

For more detailed insights on the weather trends, you can check Trancoso weather in February.

In December, temperatures range from a chilly -3°C (26°F) at night to a mild 16°C (60°F) during the day, with an average of 7°C (45°F). The month experiences considerable humidity at 91% and sees around 69 mm (2.7 in) of precipitation over approximately 10 days. In contrast, March offers a more pleasant climate, with temperatures fluctuating between -1°C (31°F) and a maximum of 24°C (76°F), with an average of 9°C (49°F). The precipitation is slightly lower at 67 mm (2.7 in), spread over about 9 days, and humidity drops to a more comfortable 79%. For more detailed information, you can visit Trancoso weather in March.

In comparing the weather of December and April, we find notable differences in temperature and humidity. December tends to be chillier, with temperatures ranging from a minimum of -3°C (26°F) to a maximum of 16°C (60°F), while April enjoys milder conditions, with temperatures varying from -1°C (30°F) to 25°C (78°F). Precipitation levels are relatively similar, with December receiving 69 mm (2.7 in) over about 10 days and April slightly higher at 71 mm (2.8 in) across 13 days. Additionally, April's lower humidity at 77% compared to December's 91% contributes to a more comfortable atmosphere during spring. For a closer look at April weather, you can visit Trancoso weather in April.

December and May present contrasting weather conditions. In December, temperatures can drop as low as -3°C (26°F), with an average of 7°C (45°F) and a maximum of 16°C (60°F). This month is characterized by high humidity at 91% and relatively frequent precipitation, with rain falling on about 10 days and totaling 69 mm (2.7 in). In stark contrast, May offers a warmer climate, with minimum temperatures of 1°C (34°F) and an average of 16°C (61°F), peaking at 32°C (90°F). Precipitation is much lighter at 30 mm (1.2 in) over approximately 6 days, and humidity is lower at 76%. For a closer look at what to expect, you can check out the specifics here: Trancoso weather in May.

December and June present strikingly different weather patterns. In December, temperatures range from a chilly -3°C (26°F) to a mild 16°C (60°F), with an average of 7°C (45°F). The month experiences significant humidity at 91% and receives about 69 mm (2.7 in) of precipitation over approximately 10 days. In contrast, June boasts much warmer conditions, with temperatures ranging from 6°C (43°F) to a hot 37°C (99°F) and an average of 19°C (66°F). Precipitation drops to just 30 mm (1.2 in) over 6 days, and humidity is considerably lower at 64%. For a closer look at the weather during this vibrant month, check out Trancoso weather in June.

December and July present starkly contrasting weather conditions. In December, temperatures range from a chilly minimum of -3°C (26°F) to a mild maximum of 16°C (60°F), with an average of 7°C (45°F). The month is marked by high humidity of 91% and significant precipitation, totaling 69 mm (2.7 in) across about 10 days. In contrast, July boasts much warmer temperatures, with a minimum of 8°C (46°F) and a maximum that can soar to 36°C (97°F), averaging around 22°C (72°F). This summer month experiences much lower humidity at 54% and only 13 mm (0.5 in) of precipitation over just 2 days. For a closer look at Trancoso's July weather, check out Trancoso weather in July.

December and August present markedly different weather patterns. In December, temperatures range from a chilly -3°C (26°F) to a mild 16°C (60°F), with an average of 7°C (45°F). This month experiences increased precipitation, totaling 69 mm (2.7 in) over about 10 days, and high humidity at 91%. In stark contrast, August boasts much warmer temperatures, with a minimum of 9°C (48°F), an average of 22°C (72°F), and a scorching maximum of 38°C (101°F). This summer month is notably drier, with only 9 mm (0.4 in) of rain across just 2 days and a significantly lower humidity level of 52%. For more detailed insights, check out Trancoso weather in August.

In comparing the weather between December and September, notable differences emerge in both temperature and precipitation. December experiences much cooler temperatures, with a minimum of -3°C (26°F) and an average of 7°C (45°F), while September boasts a milder minimum of 7°C (44°F) and an average of 19°C (66°F), peaking at a warm 33°C (92°F). Additionally, September is considerably drier, with only 33 mm (1.3 in) of precipitation over just 4 days, whereas December sees more rainfall at 69 mm (2.7 in) spread over about 10 days. The humidity levels also reflect this contrast; December's humidity is quite high at 91%, compared to a more comfortable 63% in September. For a deeper insight into September weather specifics, you can refer to Trancoso weather in September.

In December, the weather is significantly colder, with temperatures ranging from a minimum of -3°C (26°F) to a maximum of 16°C (60°F), compared to October, where temperatures can soar up to 30°C (86°F) and average around 15°C (59°F). December also experiences higher humidity levels at 91%, creating a damp chill in the air, while October's humidity is lower at 78%, contributing to a more pleasant atmosphere for outdoor activities. Additionally, December tends to be wetter, with 69 mm (2.7 in) of precipitation over about 10 days, compared to October’s 52 mm (2.1 in) spread over just 5 days. For more details on October conditions, you can refer to Trancoso weather in October.

In comparing the weather of December and November, December generally experiences slightly cooler temperatures, with a minimum of -3°C (26°F) and an average of 7°C (45°F), while November has a milder minimum of -1°C (30°F) and an average of 9°C (49°F). Both months have similar precipitation levels, with December receiving 69 mm (2.7 in) over 10 days and November close behind at 68 mm (2.7 in) over 11 days. Humidity remains consistently high in both months, at 91% for December and 90% for November. For a more detailed look at the specific conditions, you can refer to Trancoso weather in November.

Compare Trancoso's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Trancoso

As December rolls into Trancoso, the weather takes a distinct turn, bringing much cooler temperatures compared to the milder months preceding it. With a noticeable increase in humidity and precipitation, the festive season is often characterized by overcast skies and the occasional rain shower that graces about ten days of the month. This colder climate creates a unique ambiance, perfect for cozy gatherings and enjoying the rich culture of this historic town. For a deeper insight into how December compares to other months in terms of overall weather patterns, visit Trancoso Climate.