December Weather in Lapa, Brazil

Last updated: August 21, 2025

December in Lapa, Brazil showcases a vibrant weather profile, with maximum temperatures soaring up to 34°C (93°F), while averages settle around a comfortable 21°C (70°F). As the month progresses, residents and visitors can expect occasional rainfall, with a total precipitation of 148 mm (5.8 in) spread over 17 days, contributing to the lush landscape. High humidity levels at 87% create a tropical atmosphere, making it an ideal time for experiencing the rich culture and natural beauty of the region, despite the frequent showers.

December Temperature in Lapa

In December, Lapa, Brazil, experiences a delightful range of temperatures that herald the onset of summer. With minimums around 11°C (52°F), the nights remain pleasantly cool, while daytime peaks can reach a lively 34°C (93°F), creating the perfect backdrop for outdoor activities. The average temperature stabilizes at a comfortable 21°C (70°F), offering an inviting balance between warmth and refreshment. As the year draws to a close, it's clear that December marks a transition into warmer days, continuing the upward trend from the cooler months that precede it. Travelers will find this climate ideal for exploring the region's natural beauty, celebrating the festive season, or simply enjoying a leisurely afternoon beneath the sun.

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

The chart illustrates December temperature patterns in Lapa, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Lapa, 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).
JanFebMarAprMayJunJulAugSepOctNovDec717070656159575965656770
Data source: Temperature data for Lapa 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 Lapa

In December, Lapa, Brazil experiences a significant uptick in rainfall, receiving an average of 148 mm (5.8 in) of precipitation across approximately 17 days. This increase marks a notable transition from the relatively drier months preceding it, with November recording 105 mm (4.1 in) over 13 days. The trend highlights December as a time when moisture levels rise, providing lush conditions in the region. This pattern is characteristic of the region's summer season, which typically brings more frequent rainfall, culminating in a vibrant, green landscape as the year draws to a close.

December Precipitation Trends in Lapa

The chart displays monthly precipitation patterns in Lapa, 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 Lapa, December typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec1681341236093119257972144105148
Data source: Precipitation data for December generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

December Humidity in Lapa

In December, Lapa, Brazil, experiences a slight increase in humidity, rising to 87% after the drier months of October and November. This uptick is part of a seasonal trend, wherein humidity levels are notably high in the beginning of the year, peaking in January at 89%. Following a gradual decline through mid-year, where July and August see the lowest averages of 78% and 73%, respectively, humidity levels begin to rebound in the latter part of the year. Thus, December not only reflects the recurring theme of elevated humidity as the year wraps up, but it also signals a transition back to the more humid months ahead.

December Average Humidity in Lapa

This chart illustrates the average monthly humidity levels in Lapa, 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 Lapa is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%86%87%85%85%83%78%73%73%71%83%87%
Data source: Humidity data for December generated using information from the Copernicus Climate Change Service.

December UV Index in Lapa

In December, Lapa, Brazil experiences a notably high UV Index of 15, categorizing the exposure level as extreme, which means a burn can occur in just 10 minutes. This trend is consistent with the previous months, particularly January and November, where the UV Index also peaked at 15. The findings indicate that throughout most of the year, Lapa grapples with extreme to very high UV exposure levels, with only a few months experiencing a dip into the high category. With the intensity persisting, it is crucial for locals and visitors alike to take protective measures against sunburn and other UV-related health risks. For detailed information, visit Lapa UV Index.

Maximum UV Index Levels in Lapa for December

The chart shows the monthly maximum UV Index (UVI) for Lapa 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 Lapa typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec15151311866911131515
Data source: Lapa 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 Lapa

In December, Lapa, Brazil, basks in an impressive 299 hours of sunshine, wrapping up the year with some of the year's brightest days. This surge in sunlight is a remarkable capstone to a month-by-month journey where daylight hours peak, reflecting a broader trend of increasing luminosity as the year progresses. Notably, December's sunshine significantly outshines the cooler months, such as June's 211 hours, illustrating the vibrancy of Brazil's summer season. As the festive spirit fills the air, the abundant sunshine invites both locals and visitors to revel in outdoor activities and celebrations, making it an enchanting time to experience the lively culture and scenic beauty of Lapa.

Monthly Sunshine Duration in Lapa: December Highlighted

The December sunshine duration represents the total number of hours Lapa 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.
JanFebMarAprMayJunJulAugSepOctNovDec220h267h280h251h231h211h270h245h254h225h278h299h
Data source: Lapa December Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Lapa During December

In Lapa, Brazil, December offers a 35% chance of sunny weather, marking a transition as the year winds down. Compared to the previous months, December sees a slight increase in sunny days from November's 26%. As we move into the warmer months, the likelihood of sunshine tends to rise, peaking in the mid-year with July boasting an impressive 55%. Overall, while December may not guarantee abundant sunshine, it stands as a hopeful bridge between the cooler months and the sun-drenched summer ahead, making it a decent choice for those seeking a sunny escape.

Percentage of Sunny Days in December in Lapa

The chart illustrates the percentage of sunny days in Lapa 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 Lapa experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec12%41%30%34%45%32%55%43%32%11%26%35%
Data source: Lapa December chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Lapa in December

In Lapa, Brazil, the rhythm of daylight reveals a captivating annual cycle. As the year begins in January, the sun graces the region with 13 hours of daylight, inviting vibrant outdoor activities. This luminous stretch gradually tapers off to 12 hours in both February and March, and continues to diminish through April and May, where daylight reaches its lowest point at 10 hours. The pattern remains stable through the winter months of June, July, and August, before a gradual resurgence begins in September and October as daylight reclaims its 12 hours. By the time December rolls around, Lapa once again enjoys a generous 13 hours of daylight, mirroring the brightness of the new year, and creating a sense of continuity and warmth that resonates with the spirit of the holiday season.

Average Daylight Hours in Lapa for December

The chart illustrates the variation in daylight duration in Lapa throughout the year, with December highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec13h 31m12h 56m12h 11m11h 26m10h 49m10h 32m10h 41m11h 14m11h 56m12h 42m13h 22m13h 42m
Data source: Lapa daylight hours, calculated by summing the hours between sunrise and sunset for each day.

December Winds in Lapa

In December, Lapa, Brazil, experiences a gentle but consistent breeze, with average wind speeds clocking in at 3.1 m/s (7 mph). This subtle increase in wind speed compared to earlier months mirrors a trend seen throughout the year, where the winds vary modestly, mostly fluctuating between 2.5 m/s and 3.3 m/s. As the year draws to a close, the winds pick up slightly from the quieter months of late spring and early fall, providing a refreshing backdrop to Lapa's vibrant streets. This pleasant December breeze enhances the lively atmosphere, inviting both locals and visitors to enjoy the outdoor festivities against the rhythmic whispers of the wind.

Average December Wind Speed in Lapa

The chart displays monthly wind speed patterns in Lapa, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.32.82.52.82.72.92.83.23.23.33.13.1 m/s
Data source: Lapa December wind data, generated using information from the Copernicus Climate Change Service.

How December Weather in Lapa Compares to Other Months

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

In December, the weather features a minimum temperature of 11°C (52°F) and an average of 21°C (70°F), with a maximum hitting 34°C (93°F). This month sees significant rainfall, with 148 mm (5.8 in) spread over 17 days and humidity levels at 87%.

In contrast, January brings slightly warmer conditions, with a minimum of 13°C (56°F) and an average of 22°C (71°F). The maximum temperature remains comparable at 33°C (92°F), but precipitation increases to 168 mm (6.6 in) over 19 days, leading to a humidity rise of 89%.

For a more detailed look at the weather in January, you can check Lapa weather in January.

December and February share similar temperature ranges, with both months exhibiting minimum temperatures around 10–11°C (51–52°F) and maximum temperatures peaking at 34°C (93°F). The average temperatures hover around a pleasant 21°C (70–71°F) for both months. However, December tends to be slightly wetter, with 148 mm (5.8 in) of precipitation over 17 days compared to February's 134 mm (5.3 in) over 15 days. Humidity levels are also closely matched, with December at 87% and February at 86%. For a more detailed look at the specific climate conditions, check out Lapa weather in February.

In December, the weather features a warm range with minimum temperatures around 11°C (52°F), averaging 21°C (70°F), and peaking at 34°C (93°F), alongside significant rainfall of 148 mm (5.8 in) over 17 days and a high humidity level of 87%. In contrast, March presents a similar temperature profile with minimums also at 11°C (53°F) and an average of 21°C (70°F), though maximum temperatures are slightly lower at 32°C (89°F). Precipitation decreases to 123 mm (4.8 in) over the same number of days, while humidity remains consistent at 87%. For more detailed insights, you can explore the weather specifics through Lapa weather in March.

In December, the weather is notably warmer, with temperatures ranging from a minimum of 11°C (52°F) to a maximum of 34°C (93°F) and an average of 21°C (70°F). This month also experiences significant rainfall, with 148 mm (5.8 in) of precipitation over 17 days and high humidity at 87%. In contrast, April presents a cooler climate, with temperatures ranging from a low of 4°C (39°F) to a high of 30°C (85°F), and an average of 18°C (65°F). The precipitation is much less in April, totaling 60 mm (2.4 in) over just 6 days, and humidity remains relatively high at 85%. For more detailed insights about the weather in April, visit Lapa weather in April.

December and May exhibit contrasting weather patterns. In December, temperatures soar with a minimum of 11°C (52°F) and a maximum reaching 34°C (93°F), creating a warm, humid atmosphere with an average of 21°C (70°F). The month is marked by significant rainfall, accumulating 148 mm (5.8 in) over 17 days, contributing to a high humidity level of 87%. In contrast, May experiences more moderate temperatures, with a minimum of 2°C (36°F) and a maximum of 28°C (82°F), yielding an average temperature of 16°C (61°F). Additionally, May sees less precipitation, totaling 93 mm (3.7 in) across 9 days, and a slightly lower humidity of 84%. For a closer look at May's conditions, check out Lapa weather in May.

In December, the weather is significantly warmer, with temperatures ranging from a minimum of 11°C (52°F) to a maximum of 34°C (93°F) and an average of 21°C (70°F). The month sees considerable rainfall, averaging 148 mm (5.8 in) over 17 days, accompanied by high humidity levels at 87%. In contrast, June experiences much cooler conditions, with temperatures ranging from 0°C (33°F) to a maximum of 26°C (79°F) and an average of 15°C (59°F). Rainfall is relatively lower in June, with 119 mm (4.7 in) spread across 10 days and humidity slightly lower at 83%. For more detailed information, you can check Lapa weather in June.

December and July present starkly contrasting weather conditions. In December, temperatures range from a mild 21°C (70°F) to a warm 34°C (93°F), with high humidity at 87% and substantial precipitation of 148 mm (5.8 in) over 17 days. In contrast, July experiences much cooler weather, with temperatures dropping to a minimum of -4°C (26°F) and averaging only 14°C (57°F), peaking at 26°C (80°F). Additionally, July is significantly drier, with only 25 mm (1.0 in) of precipitation spread over just 4 days, and a lower humidity of 78%. For more specific insights on weather conditions during this month, you can check Lapa weather in July.

December and August present starkly contrasting weather conditions. December boasts warmer temperatures, with averages reaching around 21°C (70°F) and highs of 34°C (93°F), while also experiencing higher humidity levels at 87%. In contrast, August is significantly cooler, with average temperatures of 15°C (59°F) and maximums peaking at 30°C (87°F), alongside lower humidity at 73%. Additionally, December experiences more precipitation, totaling 148 mm (5.8 in) over 17 days, compared to August's 79 mm (3.1 in) over just 7 days. For a closer look at the weather specifics for August, check out Lapa weather in August.

In December, temperatures are notably warmer, with a minimum of 11°C and an average high reaching up to 34°C, compared to September's cooler range, which sees a minimum of 5°C and an average high of 33°C. December also experiences significantly higher humidity at 87%, making it feel more oppressive, while September maintains a more comfortable humidity level at 73%. Additionally, December has more frequent rainfall, with 148 mm over 17 days, in stark contrast to September's 72 mm spread over 8 days. For more detailed insights, you can check out Lapa weather in September.

In December, the weather tends to be warmer and more humid compared to October. The minimum temperature in December is 11°C (52°F), while in October, it is slightly cooler at 8°C (46°F). Although both months experience a maximum temperature of 34°C (93°F), December has a higher average temperature of 21°C (70°F) compared to October's average of 18°C (66°F). Additionally, December sees an increase in precipitation, with 148 mm (5.8 in) of rain over 17 days, compared to October's 144 mm (5.7 in) over 14 days. The humidity also rises significantly in December to 87%, making it feel more oppressive than October’s 71% humidity. For more details on the weather conditions during October, check out Lapa weather in October.

December exhibits warmer temperatures compared to November, with minimums around 11°C (52°F) and maximums reaching up to 34°C (93°F), while November sees temperatures from a minimum of 8°C (47°F) to a maximum of 32°C (89°F). The average temperature in December is slightly higher at 21°C (70°F) compared to November's 19°C (67°F). However, December also brings more precipitation, totaling 148 mm (5.8 in) over 17 days, whereas November records 105 mm (4.1 in) over 13 days. Additionally, humidity levels are higher in December at 87%, contrasted with November's 83%. For more detailed weather information, you can visit Lapa weather in November.

Compare Lapa's Climate with Cities Worldwide

Conclusion: What to Expect From December Weather in Lapa

As December rolls in, Lapa experiences a distinct shift in weather, marked by warmer temperatures and increased humidity. With a maximum temperature soaring to 34°C (93°F) and an average hovering around 21°C (70°F), residents and visitors alike can expect the month to feel significantly more tropical compared to the cooler months preceding it. However, December also brings a fair share of rain, with precipitation occurring on about 17 days, contributing to the lush, green landscape. This combination of warmth and moisture creates a humid atmosphere, making it a vibrant yet challenging time for outdoor activities. For a deeper insight into the annual weather patterns, explore Lapa Climate.