Last updated: August 21, 2025
In December, Porto Seguro, Brazil, experiences a warm tropical climate, with temperatures ranging from a minimum of 22°C (72°F) to a maximum of 29°C (85°F), resulting in an average of 26°C (79°F). This month is characterized by considerable precipitation, with approximately 210 mm (8.3 in) of rain falling over 21 days, contributing to a high humidity level of 72%. Travelers can expect a mix of sunny and rainy days, making it an ideal time to explore Porto Seguro's vibrant culture and stunning beaches, while also being prepared for the occasional shower.
In December, Porto Seguro, Brazil enjoys a delightful transition into summer, with temperatures reflecting a warm and inviting climate. The month starts with a minimum temperature of 22°C (72°F) and averages around 26°C (79°F), creating the perfect environment for beach-goers and adventurers alike. With a maximum reaching 29°C (85°F), it's clear that the warmth is persistent. This slight increase in temperature compared to earlier months signifies the approach of peak summer, encouraging both locals and tourists to indulge in outdoor activities and relish the sun-soaked days. Overall, December sets the stage for a vibrant coastal experience, reinforcing Porto Seguro’s reputation as a year-round paradise.
December in Porto Seguro marks the culmination of the year’s precipitation, with rainfall averaging a notable 210 mm (8.3 in), making it one of the wettest months. This period typically experiences around 21 rainy days, contributing to the lush landscapes that characterize the region. As the transformation from November to December occurs, the rainfall increases from 193 mm (7.6 in) to December's peak, illustrating a clear upward trend as summer approaches. The higher precipitation levels in these late months not only enrich the local flora but also establish a vibrant atmosphere, setting the stage for a lush and lively summer. This robust seasonal pattern highlights Porto Seguro's tropical climate, where intense downpours become a hallmark of the festive end-of-year celebrations.
In December, Porto Seguro experiences a slight dip in humidity, averaging around 72%. This marks a continuation of the trend observed in the previous months, where humidity steadily declined from a peak of 83% in both March and April. As the year draws to a close, conditions become pleasantly drier, giving residents and visitors a welcome reprieve from the higher moisture levels typical earlier in the year. This gradual descent in humidity is complemented by mild temperatures, making December an ideal time to explore the region's stunning beaches and vibrant culture.
In December, Porto Seguro, Brazil experiences a UV Index of 15, classified as extreme, which indicates a highly intense level of solar radiation. This trend of elevated UV exposure starts at the beginning of the year, peaking during the summer months, with January and February also hitting a soaring 15. Throughout the year, UV levels remain consistently high, maintaining an extreme rating from August onward. It's crucial for sun lovers to remain vigilant, as the 10-minute burn time signals quick onset of skin damage. Whether you're lounging on the beach or exploring outdoor adventures, staying protected with sunscreen is essential. For more detailed insights, check the Porto Seguro UV Index.
UV Risk Categories
December in Porto Seguro, Brazil, shines brightly with 306 hours of sunshine, contributing to the month's vibrant atmosphere. As the year rounds off, December continues the trend of ample sunlight seen throughout the year, particularly in the spring and summer months. Notably, the sunniest months, like September and March, boast over 300 hours, while a slight dip occurs in November with 274 hours. This consistent abundance of sunshine not only encourages beach outings and outdoor adventures but also enhances the allure of Porto Seguro as a prime destination for those seeking warmth and radiance in their winter travels.
In Porto Seguro, Brazil, December sees a notable decline in the likelihood of sunny weather, with only a 15% chance of sunshine. This trend is part of a broader seasonal pattern, as the months leading up to December, such as January (53%) and March (59%), experience significantly higher sunshine probabilities. Following November's dip to 18%, December continues this downward trajectory, indicating a shift towards cloudier, rainier days. As summer approaches in the Southern Hemisphere, residents and visitors alike may find themselves yearning for the sun, which becomes a rare sight during this particular month.
In Porto Seguro, Brazil, December ushers in a delightful increase in daylight duration, offering 13 hours of sun-soaked bliss. This marks a notable shift as the year transitions from the relatively shorter days of 11 hours from April through August. While months like January to March and September to November maintain a consistent 12 hours of daylight, December stands out as the peak of sunshine, heralding the onset of summer festivities. As the days lengthen, the vibrant energy of the coastal town becomes palpable, inviting both locals and visitors to enjoy the extended hours of beauty and adventure by the sea.
In December, Porto Seguro experiences a gentle breeze, with average wind speeds settling at 3.8 m/s (8 mph). This marks a slight decrease from the more blustery conditions found in the previous months. As the year winds down, the trend in wind speeds throughout the year reveals a peak in July, where gusts reach 4.5 m/s (10 mph), creating a vibrant atmosphere perfect for outdoor adventures. Though December’s winds may be calmer, they are part of a consistent pattern that oscillates between soft and spirited breezes, enhancing Porto Seguro's coastal charm. As summer approaches, the overall mildness of the winds provides a delightful backdrop for those seeking to bask in the sun by the beach.
Weather in Porto Seguro varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Porto Seguro, focusing on differences in temperature, rainfall, humidity, and UV levels.
December and January in Porto Seguro offer warm weather, but with notable differences in precipitation and humidity. December's temperatures range from a minimum of 22°C (72°F) to a maximum of 29°C (85°F), with an average of 26°C (79°F). However, it is also the wettest month, recording 210 mm (8.3 in) of rain over 21 days, leading to a humidity level of 72%. In contrast, January sees slightly higher minimum temperatures at 23°C (73°F) and a maximum of 30°C (85°F), with an average of 26°C (80°F). January is much drier, with only 48 mm (1.9 in) of rainfall across 15 days, resulting in a higher humidity of 75%. For more details on the weather in January, check out Porto Seguro weather in January.
In December, the weather features mild temperatures, with a minimum of 22°C (72°F) and an average of 26°C (79°F), peaking at 29°C (85°F). However, this month also experiences significant rainfall, totaling 210 mm (8.3 in) over 21 days, resulting in a humidity level of 72%.
In contrast, February is slightly warmer, with temperatures ranging from a minimum of 23°C (73°F) to an average of 27°C (80°F) and reaching a maximum of 31°C (88°F). Rainfall is considerably less, with only 58 mm (2.3 in) over 20 days, and humidity increases to 79%. For more specific details on February's weather, you can check Porto Seguro weather in February.
In December, temperatures in Porto Seguro are generally warm, with an average of 26°C (79°F), and a maximum reaching up to 29°C (85°F). The month experiences considerable rainfall, totaling 210 mm (8.3 in) over 21 days, along with a humidity level of 72%. In contrast, March sees slightly elevated temperatures, with a minimum of 23°C (74°F), an average of 26°C (80°F), and a maximum of 31°C (87°F). Precipitation is significantly reduced to 121 mm (4.8 in) over the same number of days, while humidity rises to 83%. The distinct differences in precipitation and humidity between these two months create a varying experience for visitors. For more detailed insights on March weather, check out Porto Seguro weather in March.
December and April both experience warm temperatures, with January averaging around 26°C (79°F) for both months. However, December's maximum temperature typically peaks at 29°C (85°F), while April can reach up to 31°C (87°F). In terms of precipitation, December is wetter, receiving 210 mm (8.3 in) over 21 days, whereas April sees 130 mm (5.1 in) across 23 days. Additionally, April has a higher humidity level at 83%, compared to December's 72%. For more detailed information, you can check Porto Seguro weather in April.
December and May weather show some similarities, but there are notable differences. In December, temperatures are slightly warmer, with an average of 26°C (79°F), compared to May's average of 25°C (77°F). However, both months experience maximum temperatures of 29°C (85°F). December is significantly wetter, receiving 210 mm (8.3 in) of precipitation over 21 days, whereas May sees only 129 mm (5.1 in) across 20 days. Humidity is also slightly higher in May at 81%, compared to 72% in December. For more details on May's weather, you can visit Porto Seguro weather in May.
In December, the weather features warmer temperatures, with a minimum of 22°C (72°F) and an average high of 29°C (85°F). This month also sees substantial rainfall, averaging around 210 mm (8.3 inches) across 21 days, coupled with a humidity level of 72%. Conversely, June experiences slightly cooler temperatures, ranging from a minimum of 20°C (69°F) to a maximum of 29°C (84°F), and significantly less precipitation at 78 mm (3.1 inches) over 18 days. The humidity in June is a bit higher at 78%, making it feel somewhat more humid. For a more detailed look at June's weather, check out Porto Seguro weather in June.
In December, the weather is generally warmer, with average temperatures reaching around 26°C (79°F) compared to July's average of 23°C (74°F). December also features higher maximum temperatures, peaking at 29°C (85°F), while July's maximum is slightly lower at 28°C (83°F). Additionally, December experiences significantly more rainfall, with 210 mm (8.3 in) of precipitation over 21 days, in contrast to July's 61 mm (2.4 in) over 19 days. Humidity levels remain relatively high in both months, at 72% in December and 76% in July, creating a humid atmosphere year-round. For more specific details on July weather conditions, you can refer to this link: Porto Seguro weather in July.
When comparing December and August weather, December tends to be warmer, with temperatures ranging from a minimum of 22°C (72°F) to a maximum of 29°C (85°F), while August sees slightly cooler temperatures, with a low of 18°C (65°F) and a high of 27°C (80°F). Additionally, December experiences significantly higher precipitation at 210 mm (8.3 in) over 21 days compared to August's 65 mm (2.6 in) over 19 days. Both months have high humidity levels, with December at 72% and August at 75%, making the air feel quite muggy during both periods. For more specific details about August weather, visit Porto Seguro weather in August.
In December, the weather in Porto Seguro is generally warmer than in September, with average temperatures reaching 26°C (79°F) and maximums climbing to 29°C (85°F). In contrast, September sees slightly cooler temperatures, with an average of 24°C (75°F) and maximums of 28°C (82°F). Additionally, December experiences significantly more rainfall, with 210 mm (8.3 in) spread over 21 days, compared to September's 59 mm (2.3 in) over just 14 days. Both months maintain high humidity levels, with December at 72% and September at 73%. For a detailed look at weather conditions during September, check out this link: Porto Seguro weather in September.
December weather in Porto Seguro features slightly warmer temperatures compared to October, with minimums of 22°C (72°F) and averages hitting 26°C (79°F), while October has a minimum of 21°C (71°F) and an average of 25°C (77°F). Both months share a maximum temperature of 29°C (84°F in October and 85°F in December), but December experiences significantly higher precipitation levels at 210 mm (8.3 in) over 21 days, compared to October's 93 mm (3.7 in) over 16 days. Despite the increase in rain, humidity remains consistent at 72% for both months, making December feel humid and warm. For more detailed information about October weather, visit Porto Seguro weather in October.
December weather in Porto Seguro is slightly warmer than in November, with average temperatures reaching 26°C (79°F) compared to November's average of 25°C (78°F). Both months experience similar maximum temperatures of 29°C (85°F), but December has a higher minimum temperature of 22°C (72°F) versus November's 20°C (69°F). Precipitation increases in December, totaling 210 mm (8.3 in) over 21 days, while November has slightly less at 193 mm (7.6 in) across 20 days. Humidity remains consistent at 72% for both months. For a closer look at the weather patterns, visit Porto Seguro weather in November.
In December, Porto Seguro experiences a vibrant shift in weather as it welcomes the festive summer season. With temperatures rising and humidity levels hovering around 72%, the atmosphere feels warm and inviting. However, the month is also marked by a significant amount of rainfall, with precipitation occurring on over half of the days. This contrasts with the drier months that precede it, making December a time when visitors should be prepared for both sun-kissed beach days and occasional tropical showers. For a comprehensive understanding of what to expect throughout the year, check out the detailed information at Porto Seguro Climate.