Last updated: August 21, 2025
December in Congonhas, Brazil, showcases a vibrant climate characterized by maximum temperatures reaching 30°C (86°F) and an average of 21°C (70°F), providing warm days perfect for exploration. As the month unfolds, expect cooler nights with lows of 12°C (55°F). However, be prepared for significant rainfall, with a total of 257 mm (10.1 in) spread over 23 days, and humidity levels hovering around 68%. This combination of warmth and frequent showers creates a lush environment, making December an intriguing time to experience the natural beauty of this Brazilian gem.
In December, Congonhas, Brazil experiences a mild yet inviting climate, with temperatures ranging from a comfortable 12°C (55°F) at night to a warm 30°C (86°F) during the day. This month marks a transition into the festive summer season, where the average temperature hovers around 21°C (70°F), providing a delightful atmosphere for outdoor activities and celebrations. Compared to preceding months, December retains warmth without extreme highs, making it an ideal time to enjoy the vibrant local culture while basking in pleasantly sunny days. With a steady climb in temperatures from October through December, visitors can relish a gentle shift from the cooler, vibrant fall into a lovely summer ambiance.
In December, Congonhas experiences its rainiest month, with an impressive 257 mm (10.1 in) of precipitation spread over 23 days. This peak contrasts sharply with the drier months of the year, particularly the low of just 5 mm (0.2 in) in July. As the year draws to a close, rainfall typically ramps up, with November already showcasing significant precipitation at 233 mm (9.2 in) over 21 days. This upward trend highlights December as a crucial month for replenishing local water sources, setting a vibrant backdrop for the lush, green landscape characteristic of the Brazilian summer. The consistent rainfall not only supports agriculture but also enhances the overall ecosystem, making it a key time for biodiversity in the region.
In December, Congonhas, Brazil, experiences a moderate humidity level of 68%, marking a notable shift from the drier months of October and September, where humidity dipped to 48% and 63%, respectively. As the year winds down, humidity begins to rise, gradually transitioning from the arid conditions of late spring to the more humid environment typical of summer. This trend highlights a seasonal pattern where the air becomes increasingly moist as the region approaches its rainy season, contrasting sharply with the peak dryness observed in October. Overall, December's humidity levels reflect a return to a more typical tropical climate, setting the stage for the humid months ahead.
In December, Congonhas experiences a notable spike in UV intensity, with the UV Index reaching 16, placing it firmly in the extreme exposure category and accompanying a quick burn time of just 10 minutes. This month continues the trend of high UV levels observed throughout the year, particularly from January to November, where the Index consistently hovered between 14 and 17. Visitors and residents alike should remain vigilant, as these extreme conditions demand protective measures against the sun. As we look forward to the following months, the UV Index typically begins to decline in January, but December is a stark reminder of the fierce sun. For more detailed information, visit Congonhas UV Index.
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In Congonhas, Brazil, December shines brightly with an impressive 293 hours of sunshine, contributing to a delightful finish to the year. This month follows a consistent trend of bright weather, as the sun lingers longer with each passing month from November's lower 256 hours. The data reflects a pattern of increased sunlight during the latter half of the year, peaking notably in March with 313 hours. This promising trajectory continues through to July, before gradually tapering off as the year draws to a close. With a climate that embraces sunshine, December serves as a beautiful reminder of the vibrant, sun-soaked days that characterize the Brazilian summer.
In Congonhas, Brazil, December's chances of sunny weather hover at 23%, making it a less favorable month for those seeking bright skies. The trend leading up to December shows fluctuating sun probabilities throughout the year, with a notable peak in July at 80%. As the year transitions from the dry winter months to the warmer summer, the likelihood of sunshine generally increases, peaking mid-year before dipping again in the late fall. Consequently, while December offers a modest chance for sunny days, travelers might have better luck planning their outdoor activities earlier in the year, particularly in the sunnier months of July and August.
In Congonhas, Brazil, December usher in a refreshing 13 hours of daylight, mirroring the generous sunlight that graces the region in both January and November. As the year progresses, a distinct pattern emerges: daylight hours gradually decline from the peak of 13 hours in January to a low of 10 hours in June. This seasonal shift reflects the typical progression into winter, where daylight nudges down to its minimum. However, as July rolls in, daylight begins to rebound, climbing back to 11 hours and gradually stabilizing through the latter months. Notably, the consistent daylight duration in the later months of the year underscores Congonhas' unique climatic rhythm, offering residents and visitors alike a vibrant array of sunlit hours to enjoy.
In Congonhas, Brazil, December ushers in a gentle breeze with an average wind speed of 2.3 m/s (5 mph), slightly lower than the peak of 2.8 m/s observed in October. Generally, the winds show a gradual increase as the year progresses, with July's average reaching 2.2 m/s and both August and September maintaining a steady 2.6 m/s. This indicates a transition into more dynamic weather patterns as the year nears its end. Despite the fluctuations, the overall trend reveals that December's winds remain relatively mild, creating a serene atmosphere perfect for enjoying the vibrant local scenery.
Weather in Congonhas varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Congonhas, focusing on differences in temperature, rainfall, humidity, and UV levels.
December and January weather show some distinct differences. In December, temperatures range from a minimum of 12°C (55°F) to a maximum of 30°C (86°F), with an average temperature of 21°C (70°F). This month sees significant rainfall, with a total of 257 mm (10.1 in) of precipitation over 23 days and a humidity level of 68%. Conversely, January experiences slightly warmer temperatures, with a minimum of 15°C (60°F) and an average of 22°C (72°F), while still reaching a maximum of 30°C (87°F). Rainfall drops considerably to 173 mm (6.8 in) over just 14 days, but humidity rises to 83%. For more detailed information, you can check Congonhas weather in January.
December and February in Congonhas offer distinct weather patterns, with December witnessing slightly warmer temperatures and higher humidity. In December, temperatures range from a minimum of 12°C (55°F) to a maximum of 30°C (86°F) and are accompanied by considerable precipitation of 257 mm (10.1 in) over 23 days, with humidity at 68%. In contrast, February tends to be a bit warmer, with a minimum of 15°C (60°F) and a maximum of 32°C (89°F), while experiencing slightly less rain at 244 mm (9.6 in) across 20 days and higher humidity at 85%. For more detailed insights on the February weather in this region, check out Congonhas weather in February.
In December, the weather features a warm range of temperatures, with a minimum of 12°C (55°F), an average of 21°C (70°F), and a maximum of 30°C (86°F). However, this month also experiences relatively high precipitation, totaling 257 mm (10.1 in) over 23 days, alongside a humidity level of 68%. In contrast, March maintains a similar temperature profile, with the same minimum, average, and maximum values. However, it records less precipitation at 166 mm (6.5 in) over 17 days, resulting in a higher humidity level of 87%. This slight shift in precipitation and humidity levels between the two months highlights the differences in weather conditions, making March feel slightly more humid despite the similar temperatures. For more details, you can visit Congonhas weather in March.
When comparing the weather in December and April, we find that both months experience mild temperatures, but with notable differences in precipitation and humidity. In December, temperatures range from a minimum of 12°C (55°F) to a maximum of 30°C (86°F), averaging around 21°C (70°F). This month sees considerable rainfall, with 257 mm (10.1 in) falling over 23 days, resulting in a humidity level of 68%.
In contrast, April features slightly cooler temperatures, with a minimum of 11°C (52°F) and a maximum of 29°C (84°F), and an average temperature of 20°C (67°F). The month is much drier, receiving only 67 mm (2.7 in) of precipitation over 12 days and exhibiting higher humidity at 86%. For those interested in detailed weather information for this month, you can refer to Congonhas weather in April.
December and May present contrasting weather patterns. In December, temperatures soar, with a minimum of 12°C (55°F) and an average of 21°C (70°F), peaking at 30°C (86°F). The month is also marked by significant rainfall, totaling 257 mm (10.1 in) over 23 days, while humidity sits at a comfortable 68%. In contrast, May features cooler temperatures, ranging from a minimum of 5°C (41°F) to an average of 17°C (63°F), and a maximum of 27°C (81°F). Rainfall during May is markedly lower at 49 mm (1.9 in) spread over just 7 days, with humidity slightly higher at 82%. For a closer look at the specific weather conditions in May, you can explore Congonhas weather in May.
December and June present contrasting weather patterns. December experiences warmer temperatures, ranging from a minimum of 12°C (55°F) to a maximum of 30°C (86°F), with an average of 21°C (70°F). However, it's also a wetter month, with 257 mm (10.1 in) of precipitation over 23 days, contributing to a humidity level of 68%. In contrast, June offers cooler conditions, with temperatures dipping to a minimum of 7°C (46°F) and peaking at 27°C (81°F), averaging 17°C (62°F). Notably, June is much drier, with only 13 mm (0.5 in) of rainfall over just 3 days and a higher humidity of 82%. For more details on the weather in June, you can check Congonhas weather in June.
In December, the weather is significantly warmer, with temperatures ranging from a minimum of 12°C (55°F) to a comfortable average of 21°C (70°F), peaking at a maximum of 30°C (86°F). However, it also experiences considerable rainfall, with 257 mm (10.1 in) of precipitation over 23 days, resulting in a humidity level of 68%. In contrast, July offers much cooler conditions, with a minimum temperature of 4°C (39°F) and an average of 16°C (60°F), topping out at 27°C (81°F). The month is notably drier, receiving just 5 mm (0.2 in) of precipitation over a single day, and boasts higher humidity levels at 77%. For more specific insights on the weather in July, you can check Congonhas weather in July.
In December, the weather is significantly warmer, with temperatures ranging from a minimum of 12°C (55°F) to a maximum of 30°C (86°F) and an average of 21°C (70°F). This month also sees a substantial amount of rainfall, totaling 257 mm (10.1 in) over 23 days, contributing to a humidity level of 68%. Conversely, August presents a cooler climate, with temperatures ranging from a minimum of 6°C (43°F) to a maximum of 28°C (83°F) and an average of 17°C (62°F). Rainfall is much lighter in August, with only 29 mm (1.1 in) across 4 days, resulting in a slightly higher humidity of 72%. For more detailed information, you can check Congonhas weather in August.
In comparing the weather between December and September, December tends to be warmer with average temperatures ranging from a minimum of 12°C (55°F) to a maximum of 30°C (86°F), while September experiences slightly cooler conditions with temperatures ranging from a minimum of 9°C (48°F) to a maximum of 33°C (91°F). However, December is noticeably wetter, with total precipitation of 257 mm (10.1 in) spread over 23 days, compared to September's much drier climate with only 53 mm (2.1 in) of rain over just 6 days. Additionally, December has a higher humidity level of 68%, compared to September’s 63%. For more detailed insights on September weather, check out Congonhas weather in September.
In comparing the weather between December and October, both months experience similar minimum temperatures, ranging from 12°C (53°F) in October to 12°C (55°F) in December. However, December generally offers a slightly warmer average temperature of 21°C (70°F) compared to 20°C (69°F) in October, while maximum temperatures peak at a notably higher 30°C (86°F) in December versus 34°C (93°F) in October.
Furthermore, December is marked by higher precipitation, with 257 mm (10.1 in) falling over 23 days, compared to October's 181 mm (7.1 in) over 18 days, reflecting a more humid atmosphere with a humidity level of 68% in December compared to 48% in October. To explore more about October weather specifically, you can check Congonhas weather in October.
In comparing the weather between November and December, December shows slightly warmer temperatures, with averages peaking at 21°C (70°F) compared to November's 20°C (68°F). Both months experience high temperatures, but December reaches a maximum of 30°C (86°F) while November can spike slightly higher at 31°C (88°F). Precipitation is more abundant in December, totaling 257 mm (10.1 in) over 23 days, while November has 233 mm (9.2 in) across 21 days. Additionally, humidity increases from 61% in November to 68% in December, contributing to the more moist atmosphere as the year concludes. For more details on November weather, visit Congonhas weather in November.
As December unfolds in Congonhas, the weather transforms into a warm and vibrant tapestry, markedly different from the cooler months preceding it. With average temperatures hovering around 21°C (70°F), the city experiences a delightful blend of heat and humidity, at around 68%. Rainfall becomes a frequent visitor, with precipitation occurring on nearly 23 days, contributing to a total of 257 mm (10.1 in) throughout the month. This shift creates a lush and dynamic environment, perfect for exploring local festivities and natural beauty. For a deeper understanding of how December fits into the yearly climate narrative of Congonhas, check out Congonhas Climate.