Last updated: August 21, 2025
Experience the captivating September climate of Chapada dos Guimarães, Brazil, where temperatures oscillate between a sizzling 40°C (103°F) at their peak and a cooler 11°C (53°F) at night, averaging around a comfortable 28°C (83°F). Expect a dry atmosphere with only 25 mm (1.0 in) of precipitation over 5 days, resulting in a 30% humidity level that adds a touch of warmth to the air. This month offers a delightful mix of warm days and cooler evenings, making it an ideal time for outdoor exploration amidst the stunning landscapes of this unique destination.
In September, Chapada dos Guimarães experiences a significant rise in temperatures, marking the transition into a warmer season. With minimums around 11°C (53°F) and soaring maximums reaching 40°C (103°F), the climate becomes notably hotter compared to the cooler months prior. The average temperature of 28°C (83°F) not only reflects an increase but also indicates a trend towards peak heat as the year progresses. This month serves as a precursor to the intense warmth of October, where similar highs persist, suggesting a warm and inviting atmosphere ideal for outdoor adventures and exploration of the stunning landscapes this region has to offer.
In September, Chapada dos Guimarães experiences a notable shift in its precipitation patterns, gathering 25 mm (1.0 in) of rain over 5 days. This marks a subtle increase from the sparse showers of the preceding months, highlighted by just 10 mm (0.4 in) in August. As the dry winter months fade, September acts as a transitional period, hinting at the forthcoming rainy season. Although the rainfall remains modest compared to the peak months, it lays the groundwork for rejuvenating the region's lush landscape, paving the way for the more substantial precipitation that typically arrives in the following months.
In September, Chapada dos Guimaraes experiences a significant drop in humidity, reaching an average of 30%, the lowest of the year. This decline follows a pattern of decreasing moisture that began in July when humidity was at 50%, continuing through to the drier months of August and October. The transition from the high humidity levels of the early part of the year, which peaks at 89% in March, emphasizes a shift towards a noticeably arid climate as the region enters spring. As the season unfolds, the contrast in humidity not only reflects the changing weather patterns but also enhances the region's allure for visitors seeking a more comfortable climate.
As September rolls into Chapada dos Guimarães, Brazil, sun-seekers should be prepared for an extreme UV Index of 12, necessitating a cautious approach to sun exposure with a burn time of just 10 minutes. Following a trend seen throughout the year, this month continues the pattern of high UV levels that characterize the region, especially from January through April when the index hovered around a formidable 16. While May and June offer a slight respite with lower indices, the sun's intensity ramps up again in August and maintains its strength into September. For those planning outdoor activities, understanding the UV Index is crucial; check the details at Chapada dos Guimaraes UV Index to ensure sun safety.
UV Risk Categories
As the vibrant month of September unfolds in Chapada dos Guimarães, visitors can bask in a remarkable 318 hours of sunshine, maintaining the region's trend of abundant daylight that characterizes the second half of the year. Following the peak of sunshine in July at 332 hours, September continues to offer ample sunlight, hinting at a gradual transition as daylight starts to ease towards the end of the year. The sun-drenched days not only create a picturesque backdrop for the stunning landscapes but also invite outdoor enthusiasts to explore the rich biodiversity and breathtaking views. As the warm weather persists, the charm of Chapada dos Guimarães captures the essence of Brazilian sunshine, ensuring that each sunny day is an invitation for adventure.
In September, Chapada dos Guimarães boasts a 65% chance of sunny weather, making it one of the more favorable months for enjoying the outdoors. This marks a slight dip from the highs of winter, particularly in July, which enjoys an impressive 92% likelihood of sunshine. However, when compared to the annual climate trends, September remains significantly sunnier than the spring and summer months, notably November and December, where sun exposure plummets to just 8% and 15%, respectively. As the days begin to warm post-winter, September offers a beautiful balance, making it an ideal time for visitors looking to explore the natural beauty of this stunning region.
In Chapada dos Guimarães, Brazil, the pattern of daylight duration showcases a captivating rhythm throughout the year. From January to March, the days are consistently long with 12 hours of sunlight, offering ample time for exploration and adventure. As the seasons transition into April, a slight reduction occurs, bringing daylight down to 11 hours until August, creating a cozy atmosphere ideal for enjoying the cooler months. However, September marks a refreshing return to 12 hours of daylight, mirroring the earlier months and hinting at the vibrant energy of spring. This gradual increase continues through October and November, ultimately culminating in December's 13 hours of daylight, where the days are at their longest, inviting visitors to bask in the natural beauty and warmth of the region.
In September, the winds in Chapada dos Guimarães, Brazil exhibit a gentle whisper, with an average wind speed of 1.8 m/s (4 mph). This slight decrease from the breezier months of August and July, which boast winds of 2.3 m/s and 2.2 m/s respectively, signals a transition toward the calmer months of the year. Interestingly, this pattern highlights a mid-year peak from June to August, where the winds reach their maximum vigor, before tapering slightly as the seasons shift. As autumn approaches, the landscape retains a pleasant breeze, making September a delightful time to experience the natural beauty of this stunning region.
Weather in Chapada dos Guimaraes varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Chapada dos Guimaraes, focusing on differences in temperature, rainfall, humidity, and UV levels.
September and January present contrasting weather patterns in Chapada dos Guimarães. In September, temperatures range from a minimum of 11°C (53°F) to a maximum of 40°C (103°F), with an average of 28°C (83°F). The month is relatively dry, receiving only 25 mm (1.0 in) of precipitation over five days and low humidity at 30%. In stark contrast, January features a much milder temperature range, with a minimum of 21°C (70°F) and a maximum of 36°C (96°F), averaging 26°C (79°F). However, January is significantly wetter, totaling 183 mm (7.2 in) of rainfall spread over 21 days and higher humidity at 88%. For a detailed look at the weather conditions, you can explore Chapada dos Guimaraes weather in January.
September and February present contrasting weather patterns. In September, temperatures range from a mild minimum of 11°C (53°F) to a scorching maximum of 40°C (103°F), with an average of 28°C (83°F). The month sees relatively low humidity at 30% and only 25 mm (1.0 in) of precipitation over about five rainy days. Conversely, February experiences milder temperatures, with a minimum of 20°C (68°F) and a maximum of 35°C (95°F), averaging around 26°C (79°F). This month is characterized by significantly higher humidity at 88% and much more rainfall, accumulating 242 mm (9.5 in) across approximately 25 days. For more detailed insight into February's weather, you can check Chapada dos Guimaraes weather in February.
September and March present notably different weather patterns. In September, temperatures can vary significantly, ranging from a cool minimum of 11°C (53°F) to a scorching high of 40°C (103°F), with an average temperature of 28°C (83°F). This month sees relatively low precipitation, at just 25 mm (1.0 in) over approximately 5 days, and a comfortable humidity level of 30%. In contrast, March is characterized by milder temperatures, with a minimum of 20°C (68°F) and a maximum of 35°C (96°F), averaging around 26°C (80°F). However, this month experiences a substantial increase in rainfall, totaling 229 mm (9.0 in) over 24 days, contributing to a much higher humidity level of 89%. For more details, you can check Chapada dos Guimaraes weather in March.
In September, the weather is generally warmer, with temperatures ranging from a minimum of 11°C (53°F) to a maximum of 40°C (103°F) and an average of 28°C (83°F). This month sees relatively low precipitation, totaling 25 mm (1.0 in) over just 5 days, with a humidity level of 30%. In contrast, April experiences milder temperatures, with a minimum of 14°C (57°F), an average of 26°C (79°F), and a maximum of 35°C (95°F). However, it is much wetter, receiving 130 mm (5.1 in) of rain over 16 days, resulting in a much higher humidity level of 87%. For more detailed information on the weather in April, you can view Chapada dos Guimaraes weather in April.
September and May present contrasting weather conditions. In September, temperatures range from a mild 11°C (53°F) to a scorching high of 40°C (103°F), with an average of 28°C (83°F) and relatively low humidity at 30%. The month experiences minimal precipitation, totaling 25 mm (1.0 in) over about 5 days. In contrast, May features cooler temperatures, with a minimum of 7°C (44°F) and a maximum of 34°C (94°F), averaging around 24°C (76°F). The humidity is significantly higher at 78%, and rainfall is slightly more frequent, with 28 mm (1.1 in) over the same number of days. For more specific information, you can check Chapada dos Guimaraes weather in May.
In comparing the weather of September and June, September generally presents warmer conditions, with average temperatures reaching up to 28°C (83°F) and maximums soaring to 40°C (103°F). In contrast, June experiences cooler temperatures, averaging 24°C (75°F) and peaking at a maximum of 34°C (94°F). Additionally, September sees slightly more precipitation, with about 25 mm (1.0 in) over five days, while June is notably drier, receiving only 2 mm (0.1 in) with no rainy days. Humidity levels also highlight a significant difference; September boasts a lower humidity of 30%, whereas June is much more humid at 63%. For more insights, you can check Chapada dos Guimaraes weather in June.
September generally offers warmer temperatures compared to July, with an average high of 28°C (83°F) and potential peaks reaching up to 40°C (103°F), while July’s average high is a more moderate 23°C (74°F) and maxes at 35°C (95°F). Both months feature relatively low precipitation, but September sees about 25 mm (1.0 in) of rain over five days, contrasting with July's completely dry conditions. Additionally, September's humidity is lower at 30%, compared to July's higher 50%. For detailed information about July weather, you can check Chapada dos Guimaraes weather in July.
In comparing the weather between August and September, it is evident that September experiences higher temperatures, with an average of 28°C (83°F) compared to August's 25°C (78°F). The maximum temperature in September can reach up to 40°C (103°F), surpassing August's peak of 38°C (100°F). Additionally, September has increased precipitation, totaling 25 mm (1.0 in) over five days, while August records only 10 mm (0.4 in) over just one day. Interestingly, humidity is lower in September at 30%, compared to August's 39%. For more detailed insights into August's weather, you can visit Chapada dos Guimaraes weather in August.
September brings warm temperatures with a minimum of 11°C (53°F) and an average of 28°C (83°F), while the maximum can reach up to 40°C (103°F). The month experiences relatively low precipitation, totaling 25 mm (1.0 in) over about 5 days, and humidity remains fairly low at 30%. In contrast, October sees a slight increase in nighttime temperatures with a minimum of 19°C (66°F) and maintains an average of 28°C (82°F), while still reaching a maximum of 40°C (105°F). However, October is characterized by significantly higher precipitation, accumulating 107 mm (4.2 in) over 14 days, with a similar humidity level at 29%. For more details on October weather, you can check Chapada dos Guimaraes weather in October.
September typically experiences warm weather with average temperatures around 28°C (83°F) and maximum highs reaching as much as 40°C (103°F). In contrast, November sees a slight decrease in average temperatures, remaining around 27°C (80°F), but features higher minimum temperatures of 18°C (65°F). One of the most notable differences is the significant increase in rainfall during November, with precipitation at 156 mm (6.1 in) over 21 days compared to just 25 mm (1.0 in) over 5 days in September. Additionally, the humidity rises from 30% in September to 62% in November, contributing to a noticeably more humid environment. For more detailed information, you can check Chapada dos Guimaraes weather in November.
September and December exhibit notable differences in weather patterns. In September, temperatures range from a cool minimum of 11°C (53°F) to a scorching maximum of 40°C (103°F), with an average of 28°C (83°F). The month sees relatively low precipitation at 25 mm (1.0 in) over about 5 days, accompanied by a humidity level of just 30%. In contrast, December experiences higher temperatures, with minimums of 21°C (69°F), an average of 26°C (80°F), and a maximum of 35°C (96°F). However, it is characterized by significant rainfall, with 221 mm (8.7 in) of precipitation spread over 25 days, resulting in much higher humidity at 84%. For those interested in specific conditions, you can find more information at Chapada dos Guimaraes weather in December.
In September, Chapada dos Guimaraes welcomes a unique blend of warmth and dry air, setting it apart from other months. With pleasant average temperatures and relatively low humidity, this period often boasts a striking contrast between the daytime heat and cooler nights. While the precipitation remains light, the occasional rain can refresh the landscape, enhancing the natural beauty of the region. This month serves as a perfect transition, making outdoor adventures even more appealing. For a detailed overview of the weather patterns throughout the year, check out Chapada dos Guimaraes Climate.