Last updated: August 21, 2025
In Aracaju, Brazil, the weather in December offers a warm tropical experience, with maximum temperatures reaching up to 28°C (84°F) and an average of 26°C (79°F). Visitors can expect a comfortable minimum of 24°C (75°F), perfect for exploring the city's vibrant culture. However, be prepared for some rain, as December typically sees 41 mm (1.6 in) of precipitation over 13 days, contributing to a humidity level of 76%. With a blend of sunshine and occasional showers, this month promises a dynamic and inviting atmosphere for both locals and travelers alike.
In December, Aracaju, Brazil embraces the warm embrace of summer, with temperatures subtly rising in comparison to the preceding months. The minimum temperature settles at a comfortable 24°C (75°F), while the average temperature hovers around 26°C (79°F). As the month progresses, the city experiences a pleasant maximum temperature of 28°C (84°F), making it ideal for outdoor activities along its stunning coastline. This trend illustrates a gradual warming that begins in November, creating perfect conditions for beachgoers and those looking to soak up the sun. Overall, December in Aracaju is marked by warmth and vibrant summer energy, inviting both locals and tourists to bask in its beauty.
In December, Aracaju experiences a modest decline in precipitation, with an average of 41 mm (1.6 in) spread across just 13 days. This month marks a transition as the early rainy season begins to ease, reflecting a pattern of reduced rainfall compared to the preceding months. Notably, the precipitation amounts remain lower than the peak seen in May and June, where rainfall typically surges to over 150 mm. As the year wraps up, December stands out for its brisk showers, providing a refreshing respite after the heavier rains of mid-year while signaling the onset of drier conditions ahead.
In Aracaju, Brazil, December marks the transition into drier conditions, with humidity levels dropping to 76%. This figure aligns with a noticeable trend of decreasing humidity as the year progresses, starting from a peak of 86% in April and May. After reaching its highest levels in the mid-year months, the humidity steadily declines, creating a more comfortable atmosphere as the holiday season approaches. With December's humidity mirroring that of November, residents and visitors alike can enjoy the warmth of Brazilian summer without the oppressive moisture characteristic of earlier months. This shift not only enhances outdoor activities but also highlights the region's inviting climate during the festive period.
In December, Aracaju experiences a consistently high UV Index of 14, categorizing it as extreme and maintaining a rapid burn time of just 10 minutes. This trend of elevated UV levels is characteristic of the summer months in the region, as the index remains relentless from January through March, crucially prompting residents and visitors alike to take necessary precautions. Following a slight dip in April and May, the index spikes again in August and September, only to return to its extreme levels in October and November. This pattern underscores the importance of sun safety, as the winter months in Aracaju still demand vigilance against UV exposure. For more insights on UV levels, check out Aracaju UV Index.
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In December, Aracaju, Brazil, basks in a glorious 350 hours of sunshine, marking it as one of the sunniest months of the year. This delightful weather caps off a year that consistently highlights the region’s radiant appeal, with October leading the charge at 355 hours of sun. As summer approaches, the days gradually lengthen, bringing an inviting warmth; November sees 336 hours of sunshine, setting a vibrant tone for the festive season. Interestingly, this pattern of abundant sunlight is well-established throughout the year, with each month offering a generous display of sunshine—March tops the charts with 341 hours, while even the cooler months of June and July maintain a commendable 294 and 300 hours, respectively. Thus, December not only continues this radiant trend but also serves as a splendid prelude to the sun-drenched joy that awaits in the New Year.
In December, Aracaju, Brazil, experiences a notable decline in sunny weather, with the chance of sun dropping to 29%. This trend marks the end of the year when sunny days become less frequent compared to the preceding months. While January and February see higher probabilities of sunshine at 35% and 43%, respectively, December’s figures highlight a shift from the drier and sunnier months that precede it, such as March (62%) and September (61%). As the festive season approaches, travelers may want to prepare for a more overcast or rainy experience, contrasting sharply with the generally sunnier conditions earlier in the year.
In Aracaju, Brazil, daylight duration shows a remarkable consistency throughout the year, with January to November boasting approximately 12 hours of sunlight each day. As April to August approaches, daylight slightly dips to around 11 hours, creating a subtle shift as the region transitions into its wetter months. However, by September, daylight rebounds back to 12 hours, maintaining this brightness through to December. This predictable pattern highlights the tropical climate's influence, ensuring that residents and visitors alike can enjoy ample daylight for outdoor activities, regardless of the season.
As December arrives in Aracaju, Brazil, the coastal winds serenade the city at an average speed of 5.6 m/s (13 mph), providing a refreshing way to close out the year. This slight uptick from November's 5.8 m/s hints at a trend of consistent winds throughout the latter part of the year, with the monthly averages hovering around the 5 m/s mark since July. While the breeze may soften in April to 4.3 m/s (10 mph), the overall pattern showcases a robust wind environment during the warmer months, specifically peaking in February and November. December's gently invigorating currents invite both locals and visitors to enjoy the vibrant coastal scene, making it an ideal time for leisurely beach days and captivating sunsets.
Weather in Aracaju varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Aracaju, focusing on differences in temperature, rainfall, humidity, and UV levels.
In December, the weather is characterized by temperatures ranging from a minimum of 24°C (75°F) to a maximum of 28°C (84°F), with an average temperature of 26°C (79°F). The month experiences 41 mm (1.6 in) of precipitation over 13 days, accompanied by a humidity level of 76%.
January sees a slight increase in temperatures, with the average rising to 26°C (80°F) and a maximum of 29°C (84°F). Precipitation also increases marginally to 42 mm (1.7 in), occurring over 15 days, while humidity levels rise to 81%. For more detailed information, you can visit Aracaju weather in January.
December and February in Aracaju present a warm and humid tropical climate, but with some notable differences. In December, temperatures range from a minimum of 24°C (75°F) to a maximum of 28°C (84°F), with an average of 26°C (79°F) and around 41 mm (1.6 inches) of precipitation over approximately 13 days. In contrast, February sees a slight increase in temperatures, with a minimum of 24°C (76°F), averaging 27°C (81°F), and peaking at 29°C (84°F). Precipitation also rises to 53 mm (2.1 inches) across about 16 days, resulting in higher humidity levels of 82%. This comparison highlights February as a slightly warmer and wetter month than December. For more detailed weather insights, check out Aracaju weather in February.
In December, the weather features a warm climate with temperatures ranging from a minimum of 24°C (75°F) to a maximum of 28°C (84°F), and an average of 26°C (79°F). The month experiences moderate precipitation, totaling 41 mm (1.6 in) over about 13 days, coupled with a humidity level of 76%.
In contrast, March brings slightly warmer temperatures, with averages reaching up to 27°C (81°F) and a maximum of 30°C (87°F). However, it also sees a significant increase in rainfall, accumulating 109 mm (4.3 in) over approximately 20 days, resulting in a higher humidity of 84%. For a deeper look into the weather conditions during this month, you can visit Aracaju weather in March.
December and April showcase distinct weather patterns, highlighting the transition from the end of the year to the onset of autumn in many regions. In December, temperatures remain comfortably warm, with a minimum of 24°C (75°F) and an average of 26°C (79°F), while precipitation totals 41 mm (1.6 in) over 13 days with 76% humidity. In contrast, April sees slightly warmer temperatures peaking at 30°C (86°F), an average of 27°C (80°F), and significantly higher rainfall of 133 mm (5.3 in) across 22 days, along with increased humidity at 86%. For a deeper look at the specifics of April weather, you can explore Aracaju weather in April.
In December, the weather is typically warm and moderately humid, with average temperatures ranging from a minimum of 24°C (75°F) to a maximum of 28°C (84°F). There is a relatively low amount of precipitation, totaling 41 mm (1.6 in) over about 13 days. In contrast, May experiences slightly warmer temperatures, with a minimum of 23°C (74°F) and a maximum of 30°C (86°F). However, this month is marked by significantly higher rainfall, amounting to 173 mm (6.8 in) spread over 24 days, and increased humidity at 86%. For more details, check out Aracaju weather in May.
In December, the weather in Aracaju is generally warm and pleasant, with temperatures ranging from a minimum of 24°C (75°F) to a maximum of 28°C (84°F) and an average of 26°C (79°F). The month sees around 41 mm (1.6 in) of precipitation spread over approximately 13 days, resulting in a humidity level of 76%. In contrast, June experiences somewhat cooler temperatures with a minimum of 23°C (73°F) and a maximum of 28°C (82°F). However, it also brings significantly more rainfall, totaling 153 mm (6.0 in) over 25 days, which increases the humidity to 83%. For more details, see Aracaju weather in June.
In December, Aracaju enjoys warm weather with temperatures ranging from a minimum of 24°C (75°F) to a maximum of 28°C (84°F), averaging around 26°C (79°F). The month sees moderate precipitation of 41 mm (1.6 in) over about 13 days, with humidity levels at 76%. In contrast, July is slightly cooler, with temperatures ranging from a minimum of 22°C (72°F) to a maximum of 27°C (81°F), averaging 24°C (76°F). However, this month experiences significantly higher rainfall, totaling 172 mm (6.8 in) over approximately 27 days, and humidity increases to 81%. For a more detailed overview of July weather, check out Aracaju weather in July.
When comparing the weather in December and August, notable differences in temperature and precipitation emerge. December sees slightly higher average temperatures, ranging from a minimum of 24°C (75°F) to a maximum of 28°C (84°F), while August has a cooler range with temperatures averaging between 22°C (72°F) and 27°C (80°F). Precipitation levels also differ significantly; December experiences 41 mm (1.6 in) of rain over 13 days, whereas August records a much wetter 88 mm (3.5 in) across 23 days. Additionally, humidity levels are slightly higher in August at 80%, compared to 76% in December. For more detailed information about August weather, you can visit Aracaju weather in August.
In December, the weather in Aracaju is characterized by slightly warmer temperatures, with average highs reaching 28°C (84°F) compared to September's stable highs of 28°C (82°F). However, December experiences a higher average humidity of 76%, making it feel more tropical. Precipitation in December is also less intense, totaling 41 mm (1.6 in) over 13 days, whereas September sees significantly more rainfall with 75 mm (2.9 in) over 22 days, reflecting a wetter climate during that month. For a more detailed comparison of the two months, you can check out Aracaju weather in September.
In December, the weather in Aracaju remains warm, with temperatures ranging from a minimum of 24°C (75°F) to a maximum of 28°C (84°F), giving an average of 26°C (79°F). The humidity is slightly lower at 76%, and there is approximately 41 mm (1.6 in) of precipitation over about 13 days. In contrast, October experiences slightly cooler temperatures, with a minimum of 23°C (73°F) and an average of 25°C (78°F), while the maximum also reaches 28°C (83°F). October sees a bit more rainfall, totaling around 44 mm (1.7 in) over approximately 16 days, and the humidity is marginally higher at 77%. For more details, you can check Aracaju weather in October.
In comparing the weather of December to November, we see that both months maintain similar temperature ranges, with December having a minimum of 24°C (75°F) and an average of 26°C (79°F), closely mirroring November's minimum of 23°C (74°F). Precipitation levels are also fairly comparable, with December recording 41 mm (1.6 in) over 13 days, just slightly less than November's 43 mm (1.7 in) over 15 days. Humidity levels remain constant at 76% for both months. For more detailed insights into November's weather patterns, you can visit Aracaju weather in November.
As December rolls in, Aracaju experiences a transition into warmer, more humid conditions, creating a distinctly tropical atmosphere that sets it apart from other months. With temperatures averaging around 26°C, the city welcomes its visitors with pleasant warmth, although it's common to encounter occasional rain throughout the month. With 76% humidity and about 13 days of precipitation, December introduces a lush vibrancy to the landscape, providing a refreshing contrast to the drier months. For a deeper dive into what defines the climate of Aracaju, visit Aracaju Climate.