Last updated: August 21, 2025
September in Congonhas, Brazil showcases a diverse array of weather conditions that delight locals and visitors alike. With maximum temperatures soaring to 33°C (91°F) and an average hovering around a comfortable 20°C (68°F), daytime warmth is tempered by cooler nights, occasionally dropping to 9°C (48°F). This month also sees a modest precipitation total of 53 mm (2.1 in) over approximately 6 days, contributing to the vibrant atmosphere of the region. With an average humidity of 63%, the climate is marked by a refreshing feel, making September an ideal time to experience the beauty of Congonhas.
In September, Congonhas, Brazil experiences a delightful transition toward warmer days, marked by a minimum temperature of 9°C (48°F) and a comfortable average of 20°C (68°F). As the month progresses, the high temperatures can reach a sweltering 33°C (91°F), showcasing a clear upward trend from the cooler winter months. This gradual warming heralds the arrival of spring, inviting both locals and visitors to enjoy the blooming landscapes and vibrant outdoor activities. With temperatures becoming increasingly mild, September serves as the perfect precursor to the hotter months ahead, creating an inviting atmosphere for exploration and adventure in this charming Brazilian city.
In September, Congonhas, Brazil, experiences a notable shift in precipitation as it transitions from the drier months of winter to the more humid spring season. With 53 mm (or 2.1 in) of rainfall recorded over 6 days, September marks a clear increase compared to the drier late winter months, but it still falls short of the intense downpours seen in the upcoming months. This moderate precipitation lays the groundwork for the wetter October, during which 181 mm (7.1 in) is expected. After the relatively arid months of June and July with only 13 mm (0.5 in) and 5 mm (0.2 in) respectively, September’s rainfall hints at a revival in moisture, setting the stage for the lush growth and vibrant landscapes typical of the region in the heart of the spring season.
As the seasons transition in Congonhas, Brazil, September brings a refreshing change with humidity levels dropping to 63%. This is a noticeable decrease from the summer months, where the averages hover above 80%. Following a peak in March with a humid 87%, the air gradually dries out, paving the way for a shift towards a drier October, which sees humidity plummet to a crisp 48%. This decline not only marks the end of the heavy dampness that characterizes the earlier part of the year but also sets the stage for more comfortable conditions as autumn approaches. Overall, September acts as a pivotal month, highlighting the transition from Brazil's sticky summer climate to a more temperate fall atmosphere.
In September, the UV Index in Congonhas, Brazil stands at 12, categorized as extreme, with a burn time of just 10 minutes. This marks a return to heightened UV levels following the slightly lower index in recent months. The trend reveals a consistent pattern of high UV exposure from August onwards, with September aligning closely with April. As the seasons shift, residents and visitors alike should remain vigilant about UV protection, echoing insights from earlier months where extremes have largely dominated the year. For more detailed information on UV levels throughout the year, explore Congonhas UV Index.
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September in Congonhas, Brazil, basks in an impressive 311 hours of sunshine, marking a delightful transition into spring. This month continues a trend of strong daylight after a vibrant winter, and it stands out just behind the peak of March, which boasts 313 hours. As the days grow longer and warmer, September’s inviting rays contrast with the lower sunshine totals seen in the late months of the year, particularly November, with merely 256 hours. This upward trajectory from August’s 294 hours sets the stage for a beautiful embrace of nature's awakening, making September a perfect time for outdoor adventures and exploration in this charming Brazilian city.
In Congonhas, Brazil, the month of September brings a promising 58% chance of sunny weather, positioning it favorably in the seasonal lineup. Following the peak of July, which boasts an impressive 80% likelihood of sunshine, September maintains a strong probability for clear skies, just slightly trailing behind June's 56% and August's 61%. As the winter draws to a close, September marks a transition into a sunnier phase, inviting outdoor activities and vibrant city life. Despite the dips that follow in October and beyond, the sunny days of September offer a delightful taste of what’s to come, making it an ideal time for visitors and locals alike to soak in the sun.
As September unfolds in Congonhas, Brazil, the city enjoys an average of 11 hours of daylight, a continuation of the moderate light witnessed throughout the winter months. Following a gradual decrease from the 13 hours in January, daylight remains steady at 11 hours from April to August before plateauing in September. This trend signifies a subtle shift towards longer days, with daylight increasing to 12 hours in October and reaching its peak again in November and December. As the seasons change, residents can anticipate the return of longer, sun-filled days, hinting at the vibrant warmth and energy that follow the winter’s embrace.
In September, the winds in Congonhas, Brazil pick up their pace, matching the brisk currents of August with an average speed of 2.6 m/s (6 mph). This marks a notable increase compared to the gentler breezes of the earlier months, such as January through June, which lingered around 1.9 to 2.1 m/s. As the dry season approaches, September’s winds not only invigorate the atmosphere but also hint at the rise in wind speeds that continue into October. The consistent trend of increasing wind speeds from August through October suggests a shifting seasonal pattern, inviting both residents and visitors to embrace the refreshing air as nature transitions towards the warmth of spring.
Weather in Congonhas varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Congonhas, focusing on differences in temperature, rainfall, humidity, and UV levels.
In September, the weather typically features a broad temperature range, with minimums around 9°C (48°F) and maximums peaking at 33°C (91°F), making for an average of 20°C (68°F). This month sees moderate precipitation, averaging 53 mm (2.1 in) over about 6 days and maintaining a humidity level of 63%. In contrast, January presents a milder climate with minimum temperatures at 15°C (60°F) and maximums reaching 30°C (87°F), resulting in an average of 22°C (72°F). However, it is also considerably wetter, experiencing 173 mm (6.8 in) of rain over 14 days, accompanied by higher humidity at 83%. For a more detailed look at January weather specifics, visit Congonhas weather in January.
September and February present contrasting weather patterns. In September, temperatures range from a minimum of 9°C (48°F) to a maximum of 33°C (91°F), with an average of 20°C (68°F). The month experiences moderate precipitation of 53 mm (2.1 in) over about 6 days, and humidity levels are relatively comfortable at 63%. In stark contrast, February sees higher humidity at 85% and significantly more rainfall, totaling 244 mm (9.6 in) over 20 days. The temperatures remain warm, with a minimum of 15°C (60°F) and an average of 21°C (71°F), peaking at 32°C (89°F). For more detailed information on February weather, you can visit Congonhas weather in February.
When comparing the weather in September and March, notable differences emerge in both temperature and precipitation. September typically enjoys a wider temperature range, with minimums dropping to 9°C (48°F) and maximums reaching up to 33°C (91°F), while March shows a more moderate range, with minimums of 12°C (54°F) and maximums peaking at 30°C (86°F). However, March experiences significantly higher precipitation with 166 mm (6.5 in) over 17 days compared to September's 53 mm (2.1 in) across only 6 days. Additionally, the humidity in March is notably higher at 87%, compared to September's 63%. For more details, you can refer to Congonhas weather in March.
September and April exhibit distinct weather patterns, highlighting the transition between seasons. In September, temperatures range from a minimum of 9°C (48°F) to a maximum of 33°C (91°F), with an average of 20°C (68°F). The month sees relatively lower humidity at 63% and experiences about 53 mm (2.1 in) of precipitation over approximately six days. In contrast, April temperatures are slightly warmer, with a minimum of 11°C (52°F) and a maximum of 29°C (84°F), while maintaining a similar average of 20°C (67°F). However, April is wetter, with 67 mm (2.7 in) of rainfall spread over 12 days and significantly higher humidity at 86%. For a detailed look at weather conditions in April, visit Congonhas weather in April.
In comparing the weather between September and May, September typically offers warmer temperatures, with averages around 20°C (68°F) and maximums peaking at 33°C (91°F), while May sees cooler averages of 17°C (63°F) and maximums at 27°C (81°F). Precipitation levels in September are slightly higher at 53 mm (2.1 in) over 6 days, compared to May's 49 mm (1.9 in) over 7 days. Additionally, September experiences a lower humidity level of 63%, in contrast to May's higher humidity at 82%. For more specific details, you can refer to Congonhas weather in May.
In comparing the weather between September and June, September tends to be warmer with average temperatures reaching around 20°C (68°F), while June has a cooler average of 17°C (62°F). September also experiences a higher maximum temperature of 33°C (91°F) compared to June's maximum of 27°C (81°F). Precipitation levels are notably different as well, with September receiving 53 mm (2.1 in) over six days, in contrast to June's 13 mm (0.5 in) over just three days. Additionally, humidity levels are lower in September at 63%, while June is quite humid at 82%. For more specific details on weather patterns in June, you can refer to Congonhas weather in June.
September generally experiences warmer temperatures than July, with minimums of 9°C (48°F) compared to July's 4°C (39°F), and an average high reaching 33°C (91°F) versus July's maximum of 27°C (81°F). This month also sees higher average humidity at 63%, whereas July is noticeably more humid at 77%. Additionally, September is wetter, receiving 53 mm (2.1 in) of precipitation over 6 days compared to July's minimal 5 mm (0.2 in) over just 1 day. For a more detailed look at July weather in Congonhas, you can check Congonhas weather in July.
In comparing the weather of September and August, September displays a notable increase in both temperature and humidity. The minimum temperature rises from 6°C (43°F) in August to 9°C (48°F) in September, while the average temperature escalates from 17°C (62°F) to 20°C (68°F). The maximum temperature also sees a significant jump from 28°C (83°F) to an impressive 33°C (91°F). Although September experiences more precipitation overall at 53 mm (2.1 in) spread over six days compared to August's 29 mm (1.1 in) over four days, the relative humidity decreases slightly from 72% to 63%. For more detailed insights, check out Congonhas weather in August.
In September, the weather features a cooler minimum temperature of 9°C (48°F) and a comfortable average of 20°C (68°F), with highs reaching up to 33°C (91°F). Precipitation is relatively low at 53 mm (2.1 in) over about 6 days, accompanied by a humidity level of 63%. In contrast, October brings slightly warmer temperatures, with a minimum of 12°C (53°F) and an average still around 20°C (69°F), but the maximum climbs to 34°C (93°F). However, October experiences significantly higher precipitation at 181 mm (7.1 in), spread over 18 days, and lower humidity at 48%. For more detailed information, you can visit Congonhas weather in October.
In September, temperatures range from a low of 9°C (48°F) to a high of 33°C (91°F), with an average of 20°C (68°F). The month experiences relatively low precipitation, totaling 53 mm (2.1 in) over about 6 days, along with a humidity level of 63%.
In contrast, November brings slightly warmer minimum temperatures at 10°C (50°F) and a high of 31°C (88°F), while maintaining the same average of 20°C (68°F). However, November is significantly wetter with 233 mm (9.2 in) of rain recorded over 21 days, and humidity levels remain similar at 61%.
For those interested in the specifics of November's weather patterns, you can find more information here: Congonhas weather in November.
In September, temperatures typically range from a minimum of 9°C (48°F) to a maximum of 33°C (91°F), averaging around 20°C (68°F). The month experiences relatively low precipitation at 53 mm (2.1 in) over about 6 days, with humidity levels averaging 63%. In contrast, December brings slightly warmer temperatures, with minimums around 12°C (55°F) and maximums reaching 30°C (86°F), resulting in an average of 21°C (70°F). However, December is significantly wetter, accumulating 257 mm (10.1 in) of rainfall over 23 days, with a slight increase in humidity to 68%. For more detailed insights, you can visit Congonhas weather in December.
September in Congonhas marks a vibrant transition from the chilly winter months to the warmer embrace of spring. With average temperatures rising, days become notably sunnier, reaching peaks that remind us of the summer ahead. Despite this increase in warmth, the weather maintains a pleasant balance, as the humidity remains moderate. Compared to other months, September experiences minimal rainfall, with only a handful of days marked by precipitation, allowing for more opportunities to enjoy the blossoming landscape. For a deeper insight into the climatic patterns of this beautiful region, explore Congonhas Climate.