December Weather in Chapada dos Guimaraes, Brazil

Last updated: August 21, 2025

December in Chapada dos Guimarães, Brazil offers a tropical delight, with temperatures soaring to a maximum of 35°C (96°F) and averaging around 26°C (80°F). Visitors can expect warm days with a minimum temperature of 21°C (69°F), creating a cozy environment for outdoor exploration. However, the season also brings significant precipitation, with an impressive total of 221 mm (8.7 in) falling over approximately 25 days, contributing to the region's lush landscape. With humidity levels reaching 84%, the air is thick and vibrant, enhancing the rich biodiversity that makes Chapada dos Guimarães a stunning destination in December.

December Temperature in Chapada dos Guimaraes

In December, Chapada dos Guimarães experiences a moderately warm climate, with temperatures typically ranging from a comfortable 21°C (69°F) at night to a pleasant 35°C (96°F) during the day. This month marks a subtle transition into summer, as average temperatures hold steady at around 26°C (80°F). Compared to the cooler months earlier in the year, December brings back the tropical warmth, making it an ideal time for outdoor activities in this stunning Brazilian destination. As the year comes to a close, visitors can enjoy the vibrant scenery against a backdrop of idyllic weather, hinting at the hotter days that January and February will embrace.

December Weather in Chapada dos Guimaraes: Daily Temperature Highs, Lows, and Averages

The chart illustrates December temperature patterns in Chapada dos Guimaraes, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Chapada dos Guimaraes, 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).
JanFebMarAprMayJunJulAugSepOctNovDec797979797575737883828079
Data source: Temperature data for Chapada dos Guimaraes 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 Chapada dos Guimaraes

In December, Chapada dos Guimarães experiences a significant uptick in precipitation, with an impressive 221 mm (8.7 in) of rainfall, marking it as one of the wetter months of the year. This surge in rainfall occurs over 25 days, reflecting a pattern of persistent moisture that blankets the region. Compared to the preceding months, December sees a notable increase from the 156 mm (6.1 in) recorded in November, indicating a transition towards the height of the wet season. Overall, the month of December is characterized by an almost daily rhythm of rain, establishing a lush and vibrant landscape that contrasts sharply with the dry spells of the mid-year months, when rainfall dips dramatically to just 2 mm in June and 0 mm in July. This seasonal variability in precipitation highlights the dynamic climate of Chapada dos Guimarães, where the end of the year brings both relief from the dry season and a promise of renewal.

December Precipitation Trends in Chapada dos Guimaraes

The chart displays monthly precipitation patterns in Chapada dos Guimaraes, 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 Chapada dos Guimaraes, December typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec18324222913028201025107156221
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

December Humidity in Chapada dos Guimaraes

In December, Chapada dos Guimarães experiences a notable increase in humidity levels, reaching 84% as the year draws to a close. This uptick is a part of a distinct seasonal trend where humidity remains fairly high from January to April, peaking in March at 89%. As the months progress, a dramatic decline occurs, with July and August recording some of the lowest levels at 50% and 39%, respectively. However, as the wet season approaches in late November and December, humidity begins to rise once again, signaling a shift back to the lush, moist conditions characteristic of the region's summer months. This rhythmic ebb and flow of humidity not only shapes the local climate but also influences the vibrant ecosystems present throughout the area.

December Average Humidity in Chapada dos Guimaraes

This chart illustrates the average monthly humidity levels in Chapada dos Guimaraes, 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 Chapada dos Guimaraes is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%88%89%87%78%63%50%39%30%29%63%84%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Chapada dos Guimaraes

As December rolls into Chapada dos Guimaraes, Brazil, the UV Index hits its peak at 16, reflecting an extreme exposure category that demands caution for sun lovers and adventurers alike. This month's UV levels mirror those of January and February, presenting a consistent trend of high intensity as summer approaches in the Southern Hemisphere. With a burn time of just 10 minutes, it’s essential to be vigilant and protect your skin during outdoor activities. Following a gradual decrease in UV Index values from April to July, the months of October to December showcase a resurgence in solar intensity. For more detailed insights into UV conditions throughout the year, visit Chapada dos Guimaraes UV Index.

Maximum UV Index Levels in Chapada dos Guimaraes for December

The chart shows the monthly maximum UV Index (UVI) for Chapada dos Guimaraes 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 Chapada dos Guimaraes typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec1616141310991112151516
Data source: Chapada dos Guimaraes 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 Chapada dos Guimaraes

As the year draws to a close, December in Chapada dos Guimarães shines with a robust average of 296 sunshine hours. This month, though slightly dimmer than the sun-drenched heights of May and July, still offers an abundance of daylight, ideal for exploring the vibrant landscapes. Notably, the region experiences a steady increase in sunlight from January's 247 hours, culminating in the peak of 332 hours in July. The trend showcases a consistent pattern of increasing hours throughout the year, marking Chapada dos Guimarães as a sun-lovers' paradise, especially in the warmer months. With the year-end glow, December serves as a warm invitation to bask in nature's beauty before welcoming a new year.

Monthly Sunshine Duration in Chapada dos Guimaraes: December Highlighted

The December sunshine duration represents the total number of hours Chapada dos Guimaraes 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.
JanFebMarAprMayJunJulAugSepOctNovDec247h262h307h304h317h312h332h328h318h323h292h296h
Data source: Chapada dos Guimaraes December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Chapada dos Guimaraes During December

In December, Chapada dos Guimarães, Brazil, experiences a modest 15% chance of sunny weather, reflecting a noteworthy dip from the vibrant sun-filled days of earlier months. Following a gradual increase in sun likelihood from 8% in November to 51% in May, the trend peaks in the dry winter months, especially July with an impressive 92%. This pattern indicates that while December can be a bit gloomy, the subsequent months offer a promise of more sunshine, creating a seasonal rhythm that locals and visitors alike can anticipate. As the year winds down, December remains a transitional period, hinting at the brighter days ahead.

Percentage of Sunny Days in December in Chapada dos Guimaraes

The chart illustrates the percentage of sunny days in Chapada dos Guimaraes 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 Chapada dos Guimaraes experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec15%26%31%40%51%60%92%76%66%35%8%16%
Data source: Chapada dos Guimaraes December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Chapada dos Guimaraes in December

In Chapada dos Guimarães, Brazil, December marks a notable shift in daylight duration, as the city basks in 13 hours of daylight. This increase reflects a gradual trend observed throughout the year, where the longest days are found from September to December. Starting at a steady 12 hours from January to March, daylight decreases slightly through the cooler months of April to August, settling at 11 hours. However, as the year draws to a close, the days lengthen once more, rejuvenating the landscape and inviting visitors to enjoy the beauty of this vibrant locale under the ample sunlight of late-year afternoons. The cyclical nature of daylight hours not only enhances the region's charm but also underscores the rhythmic dance of seasons in this stunning part of Brazil.

Average Daylight Hours in Chapada dos Guimaraes for December

The chart illustrates the variation in daylight duration in Chapada dos Guimaraes throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec12h 54m12h 34m12h 9m11h 43m11h 22m11h 12m11h 17m11h 36m12h12h 26m12h 49m13h 1m
Data source: Chapada dos Guimaraes daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Chapada dos Guimaraes

As December settles over Chapada dos Guimarães, the wind whispers gently through its lush landscapes, with an average speed of 1.6 m/s (about 4 mph). This marks a subtle decline from the brisker breezes experienced in mid-year, peaking in August at 2.3 m/s. Throughout the year, the wind patterns showcase a gradual increase from January to July, creating a crescendo of refreshing currents, before tapering off in the final months. While December may bring a slight calm, it maintains the gentle spirit of the winds that playfully dance through this breathtaking region, inviting visitors to bask in its serene beauty.

Average December Wind Speed in Chapada dos Guimaraes

The chart displays monthly wind speed patterns in Chapada dos Guimaraes, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.51.61.71.61.82.12.22.31.82.01.71.6 m/s
Data source: Chapada dos Guimaraes December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Chapada dos Guimaraes Compares to Other Months

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

December and January share relatively similar temperatures, with January slightly warmer, reaching a maximum of 36°C (96°F) compared to December's 35°C (96°F). Both months experience high humidity levels, with January averaging 88%, while December is slightly lower at 84%. Precipitation in January is also less, totaling 183 mm (7.2 in) over 21 days, compared to December's 221 mm (8.7 in) over 25 days. For a closer look at the weather specifics, you can check out Chapada dos Guimaraes weather in January.

When comparing the weather in December and February, both months exhibit a similar temperature range, with averages around 26°C (79-80°F) and maximums reaching 35°C (95-96°F). However, February experiences slightly higher humidity at 88% compared to December's 84%. Additionally, February has a bit more precipitation, with 242 mm (9.5 in) over 25 days, while December sees 221 mm (8.7 in) during the same number of days. For a detailed look at the unique weather conditions during February in the region, please visit Chapada dos Guimaraes weather in February.

In comparing December and March weather, both months share a similar average temperature of 26°C (80°F), with maximum temperatures reaching up to 35°C (96°F). However, December experiences slightly higher humidity at 84%, compared to March's 89%. Precipitation levels are also marginally different, with December receiving 221 mm (8.7 in) over 25 days, while March sees slightly more at 229 mm (9.0 in) over 24 days. For more detailed information, you can check out Chapada dos Guimaraes weather in March.

In comparing the weather between December and April, both months feature similar average temperatures with December ranging from a minimum of 21°C (69°F) to a maximum of 35°C (96°F), while April shows slightly cooler nights with a minimum of 14°C (57°F). However, April maintains the same average temperature of 26°C (79°F) as December, but experiences less precipitation at 130 mm (5.1 in) over 16 days, compared to December's 221 mm (8.7 in) across 25 days. Additionally, April has slightly higher humidity at 87%, compared to December's 84%. For more details on April weather in this region, visit Chapada dos Guimaraes weather in April.

December and May present contrasting weather conditions in terms of temperature, precipitation, and humidity. In December, temperatures are notably higher, with a minimum of 21°C (69°F) and an average of 26°C (80°F), peaking at 35°C (96°F). This month also experiences substantial rainfall, with 221 mm (8.7 in) of precipitation over 25 days, leading to a humid environment at 84% humidity. In stark contrast, May's climate is much cooler, with temperatures ranging from a minimum of 7°C (44°F) to an average of 24°C (76°F) and a maximum of 34°C (94°F). Rainfall is significantly lower at just 28 mm (1.1 in) over 5 days, accompanied by a slightly lower humidity level of 78%. For more specific details about May's weather, check Chapada dos Guimaraes weather in May.

The weather in December is significantly warmer and more humid compared to June. December experiences temperatures ranging from a minimum of 21°C (69°F) to a maximum of 35°C (96°F), with an average temperature of 26°C (80°F). Additionally, it sees considerable rainfall, with 221 mm (8.7 in) of precipitation spread over 25 days and high humidity at 84%. In contrast, June offers a much cooler climate, with temperatures ranging from 10°C (49°F) to 34°C (94°F) and an average of 24°C (75°F). It is notably dry during this month, receiving only 2 mm (0.1 in) of precipitation with 0 rainy days and a lower humidity level of 63%. For more details on the weather during this period, visit Chapada dos Guimaraes weather in June.

In December, the weather is characterized by warm temperatures ranging from a minimum of 21°C (69°F) to a maximum of 35°C (96°F), with an average of 26°C (80°F). However, it is also the wettest month, experiencing substantial rainfall of 221 mm (8.7 in) over 25 days, resulting in a high humidity level of 84%. In contrast, July offers much cooler temperatures, with a minimum of 7°C (44°F) and a maximum reaching 35°C (95°F), but averages a comfortable 23°C (74°F). Remarkably, July sees no precipitation, creating a dry atmosphere with lower humidity at 50%. For more detailed weather information in July, you can explore Chapada dos Guimaraes weather in July.

December and August present distinctly different weather patterns. In December, temperatures range from a minimum of 21°C (69°F) to a maximum of 35°C (96°F), with an average of 26°C (80°F). The month is marked by significant rainfall, averaging 221 mm (8.7 in) over 25 days, and a high humidity level of 84%. In contrast, August boasts a cooler climate, with temperatures ranging from a low of 10°C (51°F) to a high of 38°C (100°F) and an average of 25°C (78°F). The month is notably dry, receiving just 10 mm (0.4 in) of precipitation over only one day and maintaining a comfortable humidity level of 39%. For more details on weather during this month, visit Chapada dos Guimaraes weather in August.

In December, the weather is markedly warmer and more humid compared to September. With minimum temperatures around 21°C (69°F) and highs reaching up to 35°C (96°F), December experiences an average temperature of 26°C (80°F) alongside significant precipitation of 221 mm (8.7 in) over 25 days, leading to a humidity level of 84%. In contrast, September presents a much cooler climate, with minimum temperatures dropping to 11°C (53°F) and maximums peaking at 40°C (103°F). Although September has a slightly higher average temperature of 28°C (83°F), it is characterized by minimal rainfall of just 25 mm (1.0 in) on only 5 days, resulting in a much lower humidity of 30%. For more details on September weather, visit Chapada dos Guimaraes weather in September.

When comparing the weather in December to October, notable differences emerge. December experiences a minimum temperature of 21°C (69°F) and an average of 26°C (80°F), while October's minimum temperature is slightly lower at 19°C (66°F) but has a higher average of 28°C (82°F) and a maximum that peaks drastically at 40°C (105°F). Rainfall also varies significantly, with December recording 221 mm (8.7 in) over 25 days, indicating a much wetter climate compared to October's 107 mm (4.2 in) spread across just 14 days. Additionally, humidity levels are substantially higher in December at 84%, compared to a much drier 29% in October, contributing to the stark contrast in weather patterns between the two months. For more detailed insights, you can explore the Chapada dos Guimaraes weather in October.

In comparing the weather between November and December, December experiences a slightly warmer minimum temperature of 21°C (69°F) compared to November's 18°C (65°F). However, November boasts a higher maximum temperature of 38°C (100°F) versus December's maximum of 35°C (96°F). Additionally, December sees an increase in precipitation, totaling 221 mm (8.7 in) over 25 days, in contrast to November's 156 mm (6.1 in) over 21 days. The humidity also rises significantly in December to 84%, compared to only 62% in November. For a closer look at November's weather patterns, you can check out Chapada dos Guimaraes weather in November.

Compare Chapada dos Guimaraes's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Chapada dos Guimaraes

As December rolls into Chapada dos Guimarães, the weather transforms into a realm of warmth and humidity, setting the stage for vibrant landscapes and lush greenery. With temperatures reaching their peak, days can feel particularly hot and sticky, contrasting with the cooler months that precede it. Frequent rain showers—over half the month—combine with an elevated humidity of 84%, creating a lush, rejuvenating atmosphere. This shift not only enhances the region's natural beauty but also invites visitors to experience its lively ecosystems. For further insights into how December weather fits within the overall patterns, check out the detailed overview at Chapada dos Guimaraes Climate.