Last updated: August 21, 2025
In December, Brotas, Brazil experiences a tropical climate characterized by a maximum temperature of 35°C (96°F) and an average temperature of 24°C (76°F), providing warm, inviting days. However, the month also sees a cooler minimum temperature of 14°C (58°F) at night. As the region embraces its summer season, it faces considerable rainfall, with an average precipitation of 155 mm (6.1 in) spread across 18 days, contributing to humidity levels soaring to 83%. Visitors can expect a vibrant yet wet atmosphere, perfect for embracing the lush beauty of Brotas while staying prepared for frequent rain showers.
In Brotas, Brazil, December marks a delightful transition into summer, with temperatures reflecting the region's tropical charm. The month typically sees minimum temperatures around 14°C (58°F), creating a comfortable backdrop for outdoor activities. As the days progress, the average temperature hovers around 24°C (76°F), ideal for enjoying the vibrant scenery and natural wonders. The maximum temperature can soar to 35°C (96°F), providing plenty of opportunities to cool off in local rivers or pools. Compared to previous months, December maintains a steady warmth, signaling the arrival of holiday festivities amidst a backdrop of lush landscapes and sunny skies. This blend of moderate mornings and warm afternoons makes December a perfect time to revel in all that Brotas has to offer.
In Brotas, Brazil, December marks a return to more significant rainfall, with an average precipitation amount of 155 mm (6.1 in), following several drier months. This uptick is accompanied by 18 rainy days, making it one of the wetter periods of the year, just behind January's peak. The rainfall in December not only surpasses the lower totals experienced from May to July but also falls slightly below the 185 mm recorded in January. This trend highlights the transition into the rainy season, rejuvenating the lush landscapes of Brotas as it prepares for the peak precipitation months ahead. As the year closes, the consistent rainfall sets a vibrant stage for the lush greenery that defines this stunning region.
In December, Brotas, Brazil experiences a notable uptick in humidity, reaching 83%, which follows a gradual decline from the peak of 88% in January. This month marks a transition from the drier conditions of the preceding months, where humidity levels dipped significantly, hitting a seasonal low of 50% in October. As the year draws to a close, the increased moisture in the air can be attributed to the onset of the rainy season, providing a refreshing contrast to the arid conditions of mid-year. The sustained humidity from November’s 74% reflects a consistent trend upwards, showcasing Brotas’ dynamic climate as it shifts back towards a more humid environment just in time for the summer months ahead.
As December rolls into Brotas, Brazil, residents and visitors should prepare for intense sun exposure, with a UV Index soaring to 16—an extreme level that necessitates caution. This marks a continuation of the high UV trends observed throughout the year, particularly from January to November, where the index remained consistently extreme, fluctuating between 13 and 16. December's burn time of just 10 minutes highlights the urgency of sun protection around this time, ensuring that outdoor activities are enjoyed safely. As the year draws to a close, it's clear that the need for vigilance against UV radiation remains paramount in Brotas. For more detailed insights, visit Brotas UV Index.
UV Risk Categories
In Brotas, Brazil, December shines brightly with an impressive 324 hours of sunlight, mirroring the thriving warmth of the summer season. This peak in sunlight hours follows a consistent upward trend seen throughout the year, particularly from March onwards, suggesting that the region enjoys a delightful amount of sunshine as the year draws to a close. While January starts with 242 hours, it quickly climbs, peaking alongside the vibrant festivities that characterize December. With each month showing a beautiful increase in daylight, it's clear that Brotas becomes a sun-drenched paradise, making it an ideal destination for those seeking both adventure and relaxation under the glorious Brazilian sun.
In December, Brotas, Brazil enjoys a 53% chance of sunny weather, marking a significant transition as the year winds down. This figure reflects a notable increase from the more variable months of October and November, which saw sun probabilities of 34% and 43%, respectively. Observing the trend, the likelihood of sunny days starts to rise significantly from April through July, peaking at 76% in July. December’s relatively higher chance of sunshine suggests a promising start to the summer season, setting the stage for outdoor activities and adventures amidst the region's natural beauty.
In Brotas, Brazil, the daylight duration showcases a rhythmic pattern throughout the year, with December basking in approximately 13 hours of sunlight, mirroring the vibrant energy of January and November. As the year progresses from the long days of summer into the cooler months, daylight gradually tapers off, reaching its minimum of 10 hours during the winter months of June and July. This gentle ebb and flow reflect the subtropical climate, where daylight starts to extend again in August, hinting at the return of summer. The consistent evolution of daylight hours not only enhances the natural beauty of Brotas but also invites residents and visitors alike to revel in its outdoor splendor throughout the year.
As winter settles in, December's winds in Brotas, Brazil, offer a refreshing backdrop with an average speed of 2.9 m/s (6 mph). This month sees a slight dip from the brisker conditions of the preceding months, which have consistently recorded wind speeds ranging from 3.1 m/s to 3.3 m/s. The slight decrease in wind during December marks a transition into the calmer days of summer, echoing the trend of lesser wind speeds earlier in the year, particularly in March when they reached a low of 1.9 m/s (4 mph). Overall, the pattern indicates a gentle ebb and flow, with the early months of the year presenting milder breezes, while the winds pick up strength as winter approaches.
Weather in Brotas varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Brotas, focusing on differences in temperature, rainfall, humidity, and UV levels.
December and January display similar temperature ranges, with both months reaching a high of 35°C (96°F) and maintaining an average temperature of 24°C (76°F). However, January tends to be slightly warmer on average, with a minimum temperature of 17°C (62°F) compared to December's 14°C (58°F). Additionally, January experiences a bit more precipitation, with 185 mm (7.3 in) over 18 days, compared to December's 155 mm (6.1 in). The humidity also increases in January, averaging 88%, up from December's 83%. For more detailed information about January conditions, you can check Brotas weather in January.
In December, the weather features a temperature range with a minimum of 14°C (58°F), averaging 24°C (76°F), and reaching a maximum of 35°C (96°F). During this month, there are about 18 days of precipitation, totaling 155 mm (6.1 in), and the humidity levels are relatively high at 83%. In contrast, February experiences slightly warmer temperatures, with a minimum of 16°C (62°F), maintaining the same average of 24°C (76°F), and peaking at 36°C (98°F). February offers less rainfall, accumulating 151 mm (5.9 in) over 15 days, but the humidity increases to 87%. For a more detailed look at February weather, check out Brotas weather in February.
December and March exhibit similar average temperatures, both hovering around 24°C (76°F) with maximums reaching 35°C (95°F to 96°F); however, December tends to be slightly warmer at night with a minimum of 14°C (58°F) compared to March's 15°C (60°F). Precipitation levels are notably higher in December, totaling 155 mm (6.1 in) over 18 days, while March experiences less rainfall at 96 mm (3.8 in) across 14 days. Humidity levels are also high in both months, with December at 83% and March slightly higher at 86%. For more detailed insights, you can check Brotas weather in March.
In December, the weather tends to be warmer, with temperatures ranging from a minimum of 14°C (58°F) to a maximum of 35°C (96°F), averaging around 24°C (76°F). The month is characterized by higher precipitation as well, with 155 mm (6.1 in) of rain spread over 18 days and a humidity level of 83%. In contrast, April features slightly cooler temperatures, with a minimum of 12°C (53°F) and a maximum of 32°C (89°F), averaging 22°C (73°F). Additionally, April experiences significantly less rainfall, recording just 45 mm (1.8 in) over 5 days, while maintaining a similar humidity of 82%. For more details, check out Brotas weather in April.
In December, the weather is significantly warmer and more humid compared to May, with temperatures ranging from a minimum of 14°C (58°F) to a maximum of 35°C (96°F) and an average of 24°C (76°F). This month also experiences higher precipitation, with 155 mm (6.1 in) spread over 18 days, resulting in a humidity level of 83%. In contrast, May offers a milder climate with temperatures ranging from a cool 6°C (42°F) at night to a warm 32°C (89°F) during the day, averaging 20°C (68°F). Additionally, May sees much less rainfall, with only 35 mm (1.4 in) over 4 days and a lower humidity level of 76%. For a closer look at what to expect, check out Brotas weather in May.
December and June present notable differences in weather conditions. December typically enjoys warmer temperatures, with minimums around 14°C (58°F) and maximums soaring to 35°C (96°F), while June's temperatures range from a cooler 8°C (47°F) to a maximum of 30°C (86°F). Additionally, December sees a higher average rainfall of 155 mm (6.1 in) over 18 days, contributing to a high humidity level of 83%. In contrast, June is significantly drier, experiencing only 15 mm (0.6 in) of precipitation over just 3 days, resulting in a lower humidity of 71%. For more detailed insights into the weather in June, you can visit Brotas weather in June.
The weather in December is characterized by significantly warmer temperatures, with a minimum of 14°C (58°F) and an average of 24°C (76°F), peaking at a maximum of 35°C (96°F). In contrast, July experiences much cooler conditions, with nighttime lows dropping to 2°C (37°F) and average temperatures around 19°C (66°F), reaching a maximum of 31°C (89°F). Additionally, December is notably wetter, receiving 155 mm (6.1 in) of precipitation over 18 days and displaying high humidity at 83%. On the other hand, July boasts a dry climate with only 9 mm (0.3 in) of rainfall and no rainy days, with humidity levels at a more comfortable 67%. For those interested in specific insights, check out Brotas weather in July.
The weather in December presents a stark contrast to August in terms of temperature and humidity. December features warmer conditions, with minimum temperatures around 14°C (58°F) and maximums reaching up to 35°C (96°F), averaging 24°C (76°F). In comparison, August experiences cooler temperatures, with a minimum of 5°C (42°F) and an average of 20°C (68°F), peaking at 34°C (93°F). Precipitation is significantly higher in December, with 155 mm (6.1 in) falling over 18 days, while August boasts only 38 mm (1.5 in) in just 4 days. Additionally, the humidity is notably higher in December at 83%, compared to August's much drier 59%. For more information on the weather specifics, check out Brotas weather in August.
December weather is typically warmer and more humid than September, with average temperatures around 24°C (76°F) and daily highs reaching up to 35°C (96°F). In comparison, September's average temperature also hovers around 24°C (75°F), but it experiences cooler mornings with a minimum of 9°C (49°F) and can reach highs of 37°C (99°F). Additionally, December sees significantly more rainfall, averaging 155 mm (6.1 in) over 18 days, while September is much drier, with only 29 mm (1.2 in) of precipitation over just 5 days. For more insights on September weather, check this link: Brotas weather in September.
In December, the weather tends to be warmer and more humid compared to October. The average temperature in December is 24°C (76°F), similar to October, but the maximum can reach a high of 35°C (96°F), while October can peak at a much hotter 39°C (103°F). December experiences more rainfall, with 155 mm (6.1 in) over 18 days, compared to October's 91 mm (3.6 in) over 12 days. Additionally, December's humidity at 83% contributes to a more tropical feel, contrasting sharply with October's lower humidity of 50%. For more information on October's weather, check Brotas weather in October.
In comparing the weather between November and December, December tends to be slightly warmer, with average temperatures ranging from a minimum of 14°C (58°F) to a maximum of 35°C (96°F), compared to November's minimum of 12°C (53°F) and maximum of 36°C (97°F). December also experiences higher precipitation levels, accumulating 155 mm (6.1 in) over 18 rainy days, while November recorded 121 mm (4.8 in) during 13 days of rain. Additionally, humidity spikes in December at 83%, compared to November's 74%, making December feel more muggy despite the similar average temperatures. For a more detailed look at November weather, you can check Brotas weather in November.
As December arrives in Brotas, the weather transforms into a warm and humid delight, distinct from the cooler months that precede it. With maximum temperatures soaring to a balmy 35°C (96°F) and an average of 24°C (76°F), the season embraces a vibrant atmosphere perfect for outdoor adventures. However, alongside the heat, a noticeable increase in precipitation characterizes the month, with rain gracing the region on about 18 days, amounting to 155 mm (6.1 in). This combination of warmth and regular rainfall leads to lush landscapes, making December a unique time to experience the natural beauty of Brotas. For a deeper understanding of what to expect, be sure to check out Brotas Climate.