Last updated: August 21, 2025
September in Serra Negra, Brazil offers a delightful blend of warm temperatures and refreshing breezes. With maximums reaching 36°C (97°F) and an average of 23°C (74°F), the weather remains inviting for outdoor activities. Nights can cool down to a comfortable 10°C (50°F), providing a perfect respite after warm days. Although the month sees 40 mm (1.6 in) of rain over approximately 6 days, the humidity levels hold steady at 58%, creating a pleasant atmosphere for visitors. Embrace the vibrant season in this charming destination where nature and comfort harmonize beautifully.
In September, Serra Negra begins to transition towards warmer days, with temperatures showcasing a delightful shift. The minimum temperature rises to 10°C (50°F), providing a refreshing start to the day, while the daily average hovers around a comfortable 23°C (74°F). As the sun climbs higher, the maximum temperature can reach up to 36°C (97°F), reflecting a significant warm-up compared to the cooler months preceding it. This trend underscores the region's gradual move into more vibrant and sunny weather, making September an attractive month for outdoor exploration and enjoyment of the scenic landscapes.
In September, Serra Negra experiences a modest precipitation of 40 mm (1.6 in) over 6 days, marking a slight increase from the drier months of July and August. This month acts as a transition, as it follows the notably low rainfall of July, which saw just 10 mm (0.4 in) across a mere 1 day. As the region moves into the latter part of the year, rainfall begins to rise once more, setting the stage for the more substantial precipitation totals typical of October and beyond. While September’s rainfall is relatively light, it serves as a gentle reminder of the return of the rainy season, fostering a rejuvenation of the local flora in anticipation of the heavier rains to come.
As September settles in Serra Negra, Brazil, the humidity takes a noticeable dip, dropping to 58%—the lowest point of the year. This shift signals a transition from the lush, moisture-laden atmosphere of the earlier months, where figures hovered around 88% to 84%. Following the peak humidity of the summer months, the air begins to feel crisper and more comfortable as it paves the way for the drier conditions of October, which sees humidity levels further decrease to 50%. This gradual decline marks a significant change in the climate, inviting residents and visitors alike to enjoy the refreshing, less humid days of early spring.
September in Serra Negra, Brazil, marks a significant moment in the UV Index trends, as it reaches 12, categorizing it within the extreme exposure range. Similar to the peak summer months, this level signifies a burn time of just 10 minutes without protection, echoing the patterns established earlier in the year. While the UV Index slightly drops from August's 10, it remains a reminder of the potent sun exposure typical for this season. Following this, October and November both ramp up again with UV Index values of 14 and 15 respectively, reinforcing the need for vigilant sun protection as the year progresses. For more detailed insights on UV levels throughout the year, visit Serra Negra UV Index.
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As September rolls into Serra Negra, Brazil, the region basks in an impressive 310 hours of sunshine, marking a delightful continuation of the vibrant summer months. This follows a trend of consistently high sunlight hours, with the summer peak in March at 319 hours and August not far behind at 303 hours. The gradual decline from the year's zenith shows a shift towards autumn, yet September remains resiliently bright and inviting. Interestingly, throughout the year, sunshine hours display a rhythmic pattern, characterized by an overarching stability with minor fluctuations, ultimately making Serra Negra a radiant choice for sun-seekers as the seasons change.
In Serra Negra, Brazil, the likelihood of sunny weather in September is a notable 64%, marking a pleasant transition as the region shifts away from the cooler, cloudier winter months. This figure follows a pattern of increasing sunshine, peaking in the heart of winter with 73% in July and 71% in August. As spring approaches, September retains a strong chance of sun, though it notably dips to 32% in October. This trend highlights the rhythmic return of sunshine as the year progresses, making September a delightful time to enjoy the outdoors before the subsequent slump in sunny days.
In Serra Negra, Brazil, September marks the return to longer days, with 11 hours of daylight that sets the stage for the transition into spring. Following the peak daylight of 13 hours in January and November, the months gradually shorten until June and July, when daylight dips to a minimum of 10 hours. However, by the time September rolls around, there's a noticeable shift back towards brighter days, aligning perfectly with the blossoming nature characteristic of the season. This rhythm of daylight not only influences the local lifestyle but also enhances the vibrant environment, inviting both residents and visitors to savor the beauty of Serra Negra in its sunlit glory.
As September arrives in Serra Negra, Brazil, the gentle caress of the wind begins to strengthen, with average speeds climbing to 2.7 m/s (6 mph)—the highest recorded so far this year. This marks a subtle yet noticeable trend as the winds steadily build throughout the late winter months, peaking in September before slightly tapering off in October. Following a gradual increase from 2.2 m/s (5 mph) in both April and July to 2.5 m/s (6 mph) in August, the September breeze brings a refreshing vigor to the landscape. As the air fills with whispers of change, it sets the stage for the vibrant colors of spring, embodying the seamless transition that characterizes this beautiful region.
Weather in Serra Negra varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Serra Negra, focusing on differences in temperature, rainfall, humidity, and UV levels.
September and January present distinct contrasts in weather patterns. In September, temperatures range from a comfortable minimum of 10°C (50°F) to a warm maximum of 36°C (97°F), with an average of 23°C (74°F). This month sees relatively low precipitation at 40 mm (1.6 in) over about 6 days, resulting in a moderate humidity level of 58%. In contrast, January exhibits milder minimum temperatures, starting at 15°C (60°F), while the average hovers around 24°C (76°F) and peaks at 35°C (96°F). However, it is considerably wetter, with precipitation reaching 198 mm (7.8 in) spread across 17 days and higher humidity at 88%. For a detailed look at January weather, check out Serra Negra weather in January.
In comparing the weather between September and February, it is clear that February tends to be warmer and significantly wetter. September features temperatures ranging from a minimum of 10°C (50°F) to a maximum of 36°C (97°F), with an average temperature of 23°C (74°F) and only 40 mm (1.6 in) of precipitation over about 6 days. In contrast, February experiences warmer temperatures, with a minimum of 16°C (61°F), an average of 24°C (75°F), and the same maximum of 36°C (97°F). However, February sees a substantial increase in rainfall, totaling 167 mm (6.6 in) spread across 15 days, leading to higher humidity levels at 88%. For more detailed insights into February's climate, you can check Serra Negra weather in February.
In September, the weather tends to be warmer with temperatures ranging from a minimum of 10°C (50°F) to a maximum of 36°C (97°F), featuring an average of 23°C (74°F). The month sees relatively low precipitation at 40 mm (1.6 in) over about 6 days, with humidity levels averaging 58%. In contrast, March experiences milder temperatures with a minimum of 14°C (58°F) and a maximum of 33°C (92°F), while the average temperature is slightly higher at 24°C (75°F). However, March brings significantly more rainfall, totaling 111 mm (4.4 in) over 14 days, and the humidity is notably higher at 87%. For more details on the weather in March, check out Serra Negra weather in March.
In September, the weather is generally warmer, with temperatures ranging from a minimum of 10°C (50°F) to a maximum of 36°C (97°F) and an average of 23°C (74°F). The month sees relatively low precipitation at 40 mm (1.6 in) over an average of 6 days, accompanied by a humidity level of 58%. In contrast, April experiences slightly cooler temperatures, with a minimum of 10°C (51°F) and a maximum of 32°C (89°F), averaging around 22°C (72°F). However, April is wetter, with 51 mm (2.0 in) of rain over the same number of days, and a significantly higher humidity level of 84%. For more detailed insights into April weather, you can visit Serra Negra weather in April.
In comparing the weather of September and May, we see notable differences in temperature and humidity. September experiences warmer conditions with an average temperature of 23°C (74°F) and a maximum that can reach up to 36°C (97°F), while May has a cooler average of 19°C (67°F) and a maximum of 30°C (87°F). Additionally, May tends to be more humid with a humidity level of 79% compared to September's 58%. Precipitation levels are relatively similar, with September receiving 40 mm (1.6 in) over 6 days and May slightly higher at 44 mm (1.7 in) over just 4 days. For a closer look at May weather specifics, you can check Serra Negra weather in May.
In comparing the weather between September and June, September typically experiences warmer temperatures, with a minimum of 10°C (50°F) and an average of 23°C (74°F), reaching highs of 36°C (97°F). In contrast, June's temperatures are cooler, with a minimum of 8°C (46°F) and an average of 19°C (66°F), peaking at 29°C (85°F). Additionally, September sees more precipitation, recording 40 mm (1.6 in) over 6 days, compared to June's 23 mm (0.9 in) across 4 days. Humidity is another factor, with September having a humidity level of 58%, whereas June is more humid at 77%. For more details, check out Serra Negra weather in June.
In comparing the weather between September and July, September tends to be significantly warmer. With average temperatures reaching 23°C (74°F) and highs soaring up to 36°C (97°F), September presents a more intense climate, in stark contrast to July’s cooler average of 18°C (64°F) and maximum temperature of 30°C (86°F). Additionally, September experiences more frequent rainfall, with around 40 mm (1.6 in) over 6 days, while July is much drier, only seeing 10 mm (0.4 in) across just 1 day. Interestingly, July has a higher humidity level at 72%, compared to September’s 58%. For those looking to explore the climate specifics of July, more details can be found here: Serra Negra weather in July.
September weather in Serra Negra shows a noticeable warmth compared to August, with average temperatures rising from 19°C (67°F) in August to 23°C (74°F) in September. The minimum temperature also increases, going from 5°C (42°F) in August to a milder 10°C (50°F) in September, making September feel warmer overall. Despite having similar precipitation levels, with September recording 40 mm (1.6 in) over 6 days and August showing 41 mm (1.6 in) over 5 days, September experiences slightly lower humidity at 58% compared to August’s 65%. For more insights on August weather, you can check Serra Negra weather in August.
In September, the weather is characterized by a minimum temperature of 10°C (50°F) and a maximum of 36°C (97°F), making it relatively warm with an average temperature of 23°C (74°F). The month sees about 40 mm (1.6 in) of precipitation over approximately 6 days, coupled with a humidity level of 58%. In contrast, October experiences slightly higher minimum temperatures at 13°C (56°F) and an increased maximum of 37°C (100°F), while maintaining the same average temperature of 23°C (74°F). However, October is significantly wetter, with total precipitation rising to 119 mm (4.7 in) over 13 days and a lower humidity of 50%. For more details on the weather in this month, you can explore Serra Negra weather in October.
In September, the weather features a comfortable range of temperatures with a minimum of 10°C (50°F), an average of 23°C (74°F), and a maximum of 36°C (97°F). This month typically sees 40 mm (1.6 in) of precipitation over about 6 days, with a humidity level of 58%. In contrast, November presents a similar average temperature of 23°C (74°F), but with slightly higher minimum and maximum temperatures of 11°C (52°F) and 36°C (96°F), respectively. However, November is marked by significantly increased rainfall, totaling 146 mm (5.8 in) across 13 days, which raises the humidity to 75%. For more detailed information, you can check Serra Negra weather in November.
In comparing the weather between September and December, we notice some notable differences. September typically experiences milder temperatures with a minimum of 10°C (50°F) and an average of 23°C (74°F), peaking at a maximum of 36°C (97°F). Precipitation is relatively low during this month, with only 40 mm (1.6 in) occurring over about 6 days and humidity at 58%. In contrast, December brings warmer conditions with a minimum temperature of 14°C (57°F) and an average of 24°C (75°F), reaching a maximum of 34°C (94°F). However, December is also characterized by significantly higher precipitation, totaling 162 mm (6.4 in) across 18 days, combined with increased humidity levels at 80%. For more details on the December weather, you can check out Serra Negra weather in December.
As September unfolds in Serra Negra, the weather showcases a delightful transition, combining the warmth of late winter with the cooler breezes of early spring. The maximum temperatures can soar, offering sunny days perfect for outdoor activities, while the average and minimum temperatures provide a comfortable range for cooler evenings. With moderate humidity levels and occasional rainfall, this month presents an ideal balance, differing significantly from the sweltering heat of summer or the chill of winter months. September is indeed a unique time to experience the vibrant scenery and cultural richness of the region. For a more detailed understanding of the weather patterns throughout the year, visit Serra Negra Climate.