Last updated: August 21, 2025
In August, Santos Dumont, Brazil, experiences a diverse range of weather conditions. The maximum temperature reaches a warm 30°C (86°F), while the average hovers around a comfortable 17°C (63°F), offering pleasant daytime warmth. Nights can be cooler, with temperatures dipping to a minimum of 6°C (43°F). Although the month is relatively dry, with total precipitation measuring 42 mm (1.7 in) over an average of 6 days, humidity remains high at 72%, contributing to a muggy atmosphere. This mix of warmth and humidity makes August a dynamic month in Santos Dumont, appealing to those who enjoy a blend of seasonal contrasts.
In August, Santos Dumont experiences a subtle shift toward cooler temperatures, with minimums dropping to around 6°C (43°F), while the average temperature hovers near 17°C (63°F). During this month, the warmth of summer begins to recede, yet it still boasts a comfortable maximum of 30°C (86°F). This transitional period reflects a broader trend of cooling from the previous month's July lows, where temperatures dipped to 7°C (44°F). As the region prepares for spring, August offers a delightful balance of mild days and crisp evenings, inviting both locals and visitors to enjoy the serene beauty of Brazilian landscapes in a comfortable climate.
August in Santos Dumont, Brazil, typically marks a transition toward wetter months, as it receives 42 mm (1.7 in) of precipitation over 6 days. This represents a modest uptick compared to the drier conditions of July, which sees only 15 mm over just 3 days. While August does not yet match the deluge of the upcoming months, it paves the way for increased rainfall, hinting at the more substantial downpours that await in September and October. This gradual buildup of precipitation signals the start of revitalization for the local landscape, as residents prepare for the lush greenery that follows.
In August, Santos Dumont experiences a notable dip in humidity, averaging 72%, which is a refreshing contrast to the higher levels recorded in the early months of the year. Following a gradual decline from the peak of 87% in March, humidity levels consistently drop through the summer, reaching their lowest point after the mid-year mark. This downward trend continues into September, with humidity plummeting to 63%, signaling the onset of drier months. As the wheezing heat of summer fades, August offers a comfortable respite, making it an inviting time for outdoor activities while heralding the arrival of the more temperate autumn months ahead.
In August, Santos Dumont experiences a UV Index of 10, placing it in the very high exposure category with a burn time of just 15 minutes. This trend marks a slight decrease from the peak of extreme UV levels seen earlier in the year, notably in January through April, where indices reached as high as 17. Following a pattern typical of the region, the UV levels begin to moderate during the winter months of June and July but rise again in September. Thus, while August offers a reprieve from the highest UV exposure, it’s essential to maintain sun safety practices. For detailed monthly indices, you can check Santos Dumont UV Index.
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August in Santos Dumont, Brazil, brings a delightful 259 hours of sunshine, complementing the vibrant energy of the Brazilian summer. This month demonstrates a slight dip compared to the sun-drenched weeks of March, which boasts the highest total at 304 hours. Interestingly, August is consistently sandwiched between two months of considerable sunlight, with July and September each shining brightly with 287 hours. Over the course of the year, a gentle wave of sunshine can be observed, peaking in March and flowing into milder summer months. As the days of winter fade, the warm sunshine in August invites residents and visitors alike to bask in its soft glow before the transition into the cooler months of the year.
August in Santos Dumont, Brazil, presents a promising chance of sunny weather, with the possibility of sunshine reaching 53%. This marks a notable uptick compared to the previous months, particularly following July's peak of 74%. The trend leading into August suggests a steady transition toward brighter days, especially when juxtaposed against the lower percentages of sunshine seen earlier in the year, such as 31% in January and 21% in February. As the winter chill recedes, August offers a welcoming shift, making it an attractive time for outdoor activities and possible travel plans.
In Santos Dumont, Brazil, August marks a transitional period as daylight begins to extend beyond the winter months. With 11 hours of daylight, the city enjoys a balance that mirrors the early spring months. This slight increase follows the shorter days of June and July, which each offer only 10 hours of sunlight. As the year progresses towards spring, daylight duration gradually rises, peaking at 13 hours in January and November. This seasonal rhythm illustrates a predictable cycle, emphasizing the region's rich diversity in day length, which significantly influences the local lifestyle and outdoor activities as they welcome the longer days ahead.
In August, Santos Dumont, Brazil experiences a refreshing increase in wind speed, averaging 2.4 m/s (5 mph), a gentle yet invigorating breeze that signals the transition into the tail end of winter. This uptick marks a subtle shift from the more tranquil winds of the earlier months, with speeds hovering around 1.8 to 2.0 m/s between January and July. As the year progresses into September, the winds continue to strengthen, reaching 2.5 m/s (6 mph), indicating a consistent trend of increasing briskness that sets the stage for the blossoming spring. Such patterns reveal that late winter and early spring not only bring comfort but also a dynamic environment that captivates residents and visitors alike.
Weather in Santos Dumont varies notably across the year, with each month offering distinct climate conditions. This page compares August’s weather to other months in Santos Dumont, focusing on differences in temperature, rainfall, humidity, and UV levels.
In comparing the weather between August and January, significant differences emerge. August experiences a cooler temperature range with a minimum of 6°C (43°F) and a maximum of 30°C (86°F), averaging around 17°C (63°F). It has relatively low precipitation of 42 mm (1.7 in) over about 6 days, accompanied by a humidity level of 72%. In contrast, January is notably warmer, with temperatures ranging from a minimum of 17°C (63°F) to a maximum of 33°C (91°F), averaging 23°C (74°F). This month also sees much higher rainfall of 164 mm (6.5 in) spread over 15 days and a higher humidity level of 83%. For more detailed weather insights, check Santos Dumont weather in January.
August and February present contrasting weather patterns. August typically features milder temperatures, with a minimum of 6°C and an average of 17°C, leading up to a maximum of 30°C. Precipitation is relatively low during this month, totaling 42 mm over about 6 rainy days, accompanied by a humidity level of 72%. In stark contrast, February boasts warmer temperatures, starting at a minimum of 16°C and averaging 22°C, peaking at 34°C. This month experiences significant rainfall, with a total of 274 mm over 19 days and higher humidity at 85%. For a detailed look at how these conditions impact daily life, you can visit Santos Dumont weather in February.
When comparing the weather in August and March, it’s evident that March is generally warmer and wetter. In March, temperatures range from a minimum of 14°C (57°F) to a maximum of 32°C (90°F), with an average of 23°C (73°F). In contrast, August experiences more temperate conditions, with a minimum of 6°C (43°F) and a maximum of 30°C (86°F), averaging 17°C (63°F). Additionally, March sees significantly higher precipitation, measuring 216 mm (8.5 in) over 17 days, compared to August's 42 mm (1.7 in) over just 6 days. The humidity levels are also higher in March at 87%, compared to 72% in August. For a detailed look at the weather specifics in March, check out Santos Dumont weather in March.
When comparing the weather in August and April, we find notable differences in temperature and precipitation patterns. August experiences a more moderate range, with average temperatures from 6°C (43°F) to a maximum of 30°C (86°F), and lower humidity at 72%. In contrast, April boasts warmer average temperatures, ranging from a minimum of 12°C (53°F) to a high of 31°C (88°F), accompanied by higher humidity at 86% and increased rainfall, totaling 77 mm (3.0 in) over 12 days. This makes April a notably wetter month compared to August, which sees only 42 mm (1.7 in) of precipitation over a shorter period of 6 days. For detailed insights, you can check Santos Dumont weather in April.
In comparing the weather of August and May, we find some interesting similarities and differences. August shows a minimum temperature of 6°C (43°F), an average of 17°C (63°F), and a maximum of 30°C (86°F), alongside a relatively low precipitation of 42 mm (1.7 in) over 6 days and a humidity level of 72%. In contrast, May has slightly higher temperatures, with a minimum of 7°C (45°F), an average of 18°C (66°F), and a maximum of 29°C (84°F). However, May experiences more rainfall, totaling 50 mm (2.0 in) over 7 days, and higher humidity at 82%. For a closer look at the weather during this month, you can check Santos Dumont weather in May. Overall, while both months are relatively mild, May tends to be slightly warmer and wetter compared to August.
In comparing the weather between August and June, we see that August typically experiences a wider temperature range, with minimums of 6°C (43°F) and maximums reaching up to 30°C (86°F), while June has slightly higher minimum temperatures of 9°C (49°F) and similar maximums of 29°C (85°F). The average temperature in August is 17°C (63°F), which is very close to June's average of 18°C (65°F), indicating that both months are relatively mild. Additionally, August receives more precipitation at 42 mm (1.7 in) over an average of 6 days, compared to June's 22 mm (0.9 in) spread over 5 days. Humidity levels are also noteworthy, as August's average humidity is lower at 72% compared to June's 82%, making June feel slightly more humid. For a more detailed view of June weather, you can check Santos Dumont weather in June.
In comparing the weather of August to that of July, both months showcase mild temperatures with average highs around 17°C (63°F). However, August experiences slightly warmer max temperatures, reaching up to 30°C (86°F), compared to July's high of 28°C (82°F). While the minimum temperatures in July are just a degree higher, the humidity is a bit lower in August at 72% compared to 77% in July. Additionally, August sees more precipitation, with 42 mm (1.7 in) over 6 days, in contrast to July's 15 mm (0.6 in) over just 3 days. For a detailed look at July's weather conditions, you can refer to Santos Dumont weather in July.
August and September present notable differences in weather patterns. In August, temperatures range from a minimum of 6°C (43°F) to a maximum of 30°C (86°F), with an average of 17°C (63°F). The month experiences about 42 mm (1.7 in) of precipitation over 6 days and maintains a humidity level of 72%. In contrast, September sees slightly milder temperatures, with a minimum of 10°C (51°F) and a maximum of 33°C (92°F), averaging around 20°C (69°F). However, it is also wetter, with 52 mm (2.1 in) of rainfall across 9 days, and the humidity drops to 63%. These shifts make September generally warmer and wetter than August. For more details, visit Santos Dumont weather in September.
The weather in August is marked by cooler temperatures, with a minimum of 6°C (43°F) and an average of 17°C (63°F), while maximum temperatures can reach up to 30°C (86°F). Precipitation during this month averages 42 mm (1.7 in) over about 6 days, contributing to a relatively high humidity level of 72%. In contrast, October experiences warmer conditions, with minimum temperatures rising to 12°C (54°F) and an average of 21°C (70°F), peaking at a maximum of 34°C (94°F). However, October sees significantly more rainfall, with 166 mm (6.5 in) spread over 19 days, leading to lower humidity at 48%. For a more detailed look at October's weather patterns, you can visit Santos Dumont weather in October.
In comparing the weather between August and November, we see notable differences in temperature and precipitation. August experiences a cooler range, with minimum temperatures around 6°C (43°F) and an average of 17°C (63°F), while November is warmer, with minimums of 11°C (53°F) and an average of 21°C (69°F). Despite the warmer temperatures in November, it also brings significantly more rainfall, with a total of 241 mm (9.5 in) over 20 days, compared to August's 42 mm (1.7 in) across just 6 days. Additionally, humidity levels are slightly lower in November at 61%, down from August's 72%. For more detailed weather information, visit Santos Dumont weather in November.
In comparing the weather between August and December, August is characterized by relatively mild temperatures, with a minimum of 6°C (43°F) and a maximum of 30°C (86°F), along with an average of 17°C (63°F). Precipitation is more moderate, with 42 mm (1.7 in) spread over 6 days, and humidity levels are relatively high at 72%. Conversely, December experiences warmer weather, featuring a minimum temperature of 13°C (57°F) and soaring to a maximum of 33°C (92°F), with an average of 22°C (72°F). However, December is much wetter, receiving 303 mm (11.9 in) of rain over 24 days, and the humidity is slightly lower at 68%. For more detailed information about December weather, you can visit Santos Dumont weather in December.
As August unfolds in Santos Dumont, the weather presents a refreshing transition from the warmer months, marked by cooler mornings and pleasantly mild afternoons. While the temperatures can reach a blissful 30°C, the average sits comfortably at 17°C, offering a reprieve from the heat typical of the summer season. With humidity levels around 72% and an average of six days of rain totaling 42 mm, this month invites a delightful mix of sunshine and gentle showers, setting it apart from the drier, hotter months ahead. For a deeper dive into what to expect throughout the year, be sure to check out Santos Dumont Climate.