Last updated: August 21, 2025
In December, Sorocaba, Brazil experiences a vibrant summer climate marked by maximum temperatures soaring up to 37°C (98°F) and an average of 24°C (75°F). Despite the warmth, the city also sees a considerable amount of rainfall, with 114 mm (4.5 in) spread over 15 days, contributing to a high humidity level of 83%. Visitors can expect a mix of sunny days interspersed with refreshing showers, making it a dynamic month for both locals and tourists enjoying the festive season.
In December, Sorocaba, Brazil begins to embrace the heart of summer, characterized by rising temperatures that set the stage for a balmy holiday season. With a minimum of 13°C (56°F) and a comfortable average of 24°C (75°F), residents enjoy pleasant days as the heat peaks at a maximum of 37°C (98°F). This trend of warm weather contrasts sharply with the cooler months earlier in the year, especially from May to July, when temperatures dipped significantly. As December rolls in, the transition towards warmth injects vibrancy into the city, making it an ideal time for outdoor festivities and gatherings in the sun.
As December rolls into Sorocaba, Brazil, the city experiences a significant uptick in precipitation, recording 114 mm (4.5 inches) of rainfall over 15 days. This marks a slight decrease from the wetter January but remains notably higher than the drier months earlier in the year, such as April and July. Interestingly, the rainy season peaks during this month, following a gradual increase in rainfall that starts in October. With temperatures typically warm, the moderate precipitation in December contributes to the thriving greenery and vibrant landscape of Sorocaba, making it a picturesque time to witness nature’s splendor as the year draws to a close.
In December, Sorocaba experiences a notable increase in humidity, with levels rising to 83% after a steady decline throughout the year. Following the peak of 88% in January, the city's humidity gradually fell until hitting a low of 50% in October. This trend indicates a transition from the drier months of late spring and early summer, as November's 74% sets the stage for December's noticeable uptick. The return to higher humidity levels suggests a shift back to the more humid conditions typical of the region's summer, creating a vibrant atmosphere in Sorocaba as the year draws to a close.
In December, Sorocaba, Brazil, experiences a notable spike in UV Index, reaching a peak of 16, classifying it as extreme with a dangerously short burn time of just 10 minutes. This marks a return to the highest levels seen in January and February, creating a striking pattern of intense sun exposure during the peak summer months. As the year progresses, there's a gradual decline in UV intensity from November to June, but December falls right back into those extreme levels, highlighting the potential risks associated with sun exposure in this region. To stay informed and protect your skin, check the Sorocaba UV Index regularly.
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In December, Sorocaba basks in a stunning 306 hours of sunshine, wrapping up the year with bright, golden days. This radiant month marks a significant peak in sunshine hours, closely mirroring the vibrant energy of March, which records 307 hours. As the year progresses, it's clear that Sorocaba enjoys an abundance of sunlight, particularly in the latter half; while January and February start off with admirable numbers at 226 and 267 hours respectively, it is during the middle months that the city truly shines. Notably, the sunshine begins to dwindle slightly in June and stays relatively stable before culminating in a glorious December, ensuring that the festive spirit is as bright as the sun overhead.
In Sorocaba, Brazil, December typically offers a 46% chance of sunny weather, making it a pleasant time for outdoor activities as summer begins to unfold. While the likelihood of clear skies is lower than the peak months of July and April, which boast chances of 64% and 55% respectively, December remains favorable compared to the sun-scarce months of October, with only a 21% chance. Following the somewhat unpredictable wet season that affects the earlier months, the early summer atmosphere brings a nice balance of sunshine, allowing residents and visitors alike to enjoy the warm ambience as they step into the festive holiday spirit.
In Sorocaba, Brazil, the arrival of December brings a delightful balance of 13 hours of daylight, matching the earlier month of November. Throughout the year, daylight hours exhibit a dynamic trend, beginning with an elongated 13 hours in January, gradually tapering to 10 hours from May through July. As the year progresses, daylight gradually extends again, peaking in December, reminiscent of the sun-filled months. This cyclical pattern not only enriches the seasonal experience but also invites residents and visitors alike to enjoy the vibrant outdoor activities that thrive under the warm Brazilian sun.
As December descends upon Sorocaba, Brazil, the winds take on a refreshing character, averaging 3.2 m/s (7 mph). This slight uptick follows a trend of increasing wind speeds through the latter months of the year, peaking in September and October with averages of 3.4 m/s (8 mph) and 3.5 m/s (8 mph). The transition from the calmer breezes of earlier months, which hovered around 2.4 m/s (5 mph) from January to June, suggests a shift toward a livelier atmosphere as summer approaches. As 2023 winds down, the December breeze carries not just a sense of closure but also the promise of the vibrant energy that the burgeoning heat of January will bring.
Weather in Sorocaba varies notably across the year, with each month offering distinct climate conditions. This page compares December’s weather to other months in Sorocaba, focusing on differences in temperature, rainfall, humidity, and UV levels.
In comparing the weather conditions between December and January, we see some notable similarities and differences. Both months feature warm average temperatures, with December averaging around 24°C (75°F) and January slightly warmer at 24°C (76°F). However, January tends to experience slightly higher minimum temperatures, starting at 15°C (60°F) compared to December's 13°C (56°F).
One of the most significant changes is in precipitation; December sees about 114 mm (4.5 in) of rain over 15 days, while January receives more rain at 154 mm (6.1 in) across 18 days. This increase in precipitation also leads to higher humidity levels, with January reaching 88% compared to December's 83%. For more detailed insights into January's weather patterns in Sorocaba, check out Sorocaba weather in January.
In December, the weather experiences a range of temperatures with a minimum of 13°C (56°F) and a maximum of 37°C (98°F), averaging around 24°C (75°F). The month sees significant rainfall, totaling 114 mm (4.5 in) over approximately 15 days, accompanied by an average humidity of 83%. In contrast, February features slightly warmer temperatures, with a minimum of 16°C (60°F) and a maximum of 38°C (100°F), while still maintaining the same average of 24°C (75°F). Precipitation increases slightly to 119 mm (4.7 in) over 13 days, and humidity rises to 87%. For more detailed insights into the weather patterns in February, you can visit Sorocaba weather in February.
December and March in Sorocaba exhibit relatively similar average temperatures, both hovering around a pleasant 24°C (75°F). However, December experiences slightly higher extremes, with maximum temperatures reaching up to 37°C (98°F), compared to March’s peak of 36°C (97°F). Precipitation levels in December are also more pronounced, totaling 114 mm (4.5 in) over 15 days, while March sees a lesser amount of 85 mm (3.3 in) under the same number of rainy days. Interestingly, both months boast high humidity, with December at 83% and March slightly higher at 86%, contributing to a warm atmosphere year-round. For more detailed insights on March weather, you can visit Sorocaba weather in March.
December and April present contrasting weather patterns, with December being notably warmer and wetter than April. In December, temperatures range from a minimum of 13°C (56°F) to a scorching maximum of 37°C (98°F), along with averaging 24°C (75°F). This month sees significant rainfall, with 114 mm (4.5 in) over 15 days and high humidity at 83%. In contrast, April features slightly cooler temperatures, with a minimum of 11°C (53°F) and a maximum of 34°C (93°F), averaging 22°C (72°F). Rainfall during April is much less, totaling 46 mm (1.8 in) over only 6 days, while humidity remains comparable at 82%. For more detailed information, you can check Sorocaba weather in April.
December and May showcase contrasting weather patterns. In December, temperatures soar with highs reaching up to 37°C (98°F) and average around 24°C (75°F), accompanied by high humidity at 83%. This month also brings significant rainfall, totaling 114 mm (4.5 in) over 15 days, making it a wet season. In contrast, May experiences cooler temperatures, with a minimum of 4°C (39°F) and an average of 19°C (67°F), peaking at 32°C (89°F). Precipitation in May is considerably less, at 44 mm (1.7 in) over just 5 days, and the humidity drops to 76%. This makes May a more pleasant and drier month compared to the damp heat of December. For more specifics on May weather details, visit Sorocaba weather in May.
December and June present contrasting weather patterns. December is characterized by higher temperatures, with a minimum of 13°C (56°F) and a maximum reaching up to 37°C (98°F), while June sees cooler conditions, with temperatures ranging from a minimum of 7°C (45°F) to a maximum of 30°C (86°F). Additionally, December experiences significantly more rainfall, totaling 114 mm (4.5 in) over about 15 days, compared to June's much drier climate, which records only 39 mm (1.6 in) across just 5 days. Humidity levels are also higher in December at 83%, compared to 71% in June. For a deeper look into June's weather specifics, you can check Sorocaba weather in June.
December and July showcase distinctly contrasting weather patterns. In December, temperatures range from a minimum of 13°C (56°F) to a maximum of 37°C (98°F), with an average of 24°C (75°F), making it considerably warmer. The month also experiences higher humidity at 83% and substantial rainfall, totaling 114 mm (4.5 in) over about 15 days. In contrast, July sees cooler temperatures, with a minimum of 2°C (36°F) and a maximum of 31°C (88°F), averaging 18°C (64°F). This month is much drier, with only 22 mm (0.9 in) of precipitation over just 2 days and a lower humidity of 67%. For a detailed look at the weather specifics in July, check out Sorocaba weather in July.
When comparing the weather in December and August, it's clear that December is significantly warmer and more humid. December temperatures range from a minimum of 13°C (56°F) to a maximum of 37°C (98°F), with an average of 24°C (75°F), while in August, temperatures start lower, with a minimum of 7°C (44°F) and a maximum of 34°C (93°F), averaging around 19°C (66°F). Additionally, December experiences much higher precipitation, totaling 114 mm (4.5 in) over about 15 days, compared to only 47 mm (1.8 in) over just 5 days in August. The humidity in December also spikes to 83%, compared to a more comfortable 59% in August. For further information, you can check Sorocaba weather in August.
In December, the weather is generally warmer and more humid compared to September. With average temperatures reaching 24°C (75°F) and maximums soaring to 37°C (98°F), December's heat contrasts with September's cooler average of 22°C (72°F) and a similar maximum of 37°C (99°F). Additionally, December experiences significantly higher precipitation, totaling 114 mm (4.5 in) over 15 days, while September sees only 29 mm (1.1 in) across just 6 days. The humidity also varies, with December's levels at a steamy 83% compared to September's more comfortable 54%. For a closer look at September weather specifics, you can check Sorocaba weather in September.
In comparing December and October weather, December generally offers warmer averages, with temperatures ranging from a minimum of 13°C (56°F) to a maximum of 37°C (98°F), while October's range is slightly cooler, from 12°C (54°F) to a maximum of 39°C (103°F). Despite the higher maximum temperature in October, the average temperature is lower at 22°C (72°F) compared to December's average of 24°C (75°F). Additionally, December experiences more precipitation, with 114 mm (4.5 in) over 15 days, compared to October's 91 mm (3.6 in) over 12 days. Notably, December's humidity is significantly higher at 83%, whereas October maintains a much drier condition at 50%. For further details on October weather, you can visit Sorocaba weather in October.
In comparing the weather between November and December, December tends to be slightly warmer with average temperatures reaching 24°C (75°F) compared to November's 22°C (72°F). The maximum temperatures in December peak at 37°C (98°F), just above November's high of 36°C (97°F). Additionally, December experiences more precipitation, with 114 mm (4.5 in) over 15 days, while November sees 99 mm (3.9 in) over 11 days. The humidity also increases in December to 83%, in contrast to November's 74%. For more detailed information, you can check Sorocaba weather in November.
In December, Sorocaba experiences a noticeable shift as the warm summer season unfolds, characterized by higher temperatures and increased humidity compared to other months. With a blend of sizzling days and sporadic rain, this month typically brings a vibrant, tropical feel to the region. Contrasting with cooler periods, December's nightlife beckons with warm evenings, inviting residents and visitors alike to embrace the festive atmosphere. For those interested in understanding how this month fits into the overall climate trends, check out Sorocaba Climate.