Last updated: August 21, 2025
In September, Itajubá, Brazil, welcomes the transition into spring with warm temperatures averaging around 19°C (67°F), peaking at a comfortable 31°C (87°F). Despite the pleasant warmth, residents can expect some rainfall, totaling 52 mm (2.1 in) over the month and spread across approximately 7 days. With a mild humidity level of 58%, September offers a balanced climate, making it an ideal time for outdoor activities and enjoying the lush, blooming landscapes of this charming city.
In September, Itajubá, Brazil, begins to shake off the chill of winter, welcoming warmer days that hint at the approaching summer. With temperatures ranging from a comfortable 7°C (45°F) at night to a lively 31°C (87°F) during the day, the average climbs to a pleasant 19°C (67°F). This month marks a noticeable shift as both minimum and maximum temperatures start to rise from the cooler previous months, signifying a transition to a more inviting climate. The increased warmth encourages outdoor activities and the blooming of vibrant flora, making September a delightful time to experience the natural beauty of this Brazilian gem.
In September, Itajubá experiences a gentle increase in precipitation, receiving 52 mm (2.1 in) of rainfall over seven days. This marks a slight rebound from the drier months of July and June, where rainfall was notably low at 16 mm and 23 mm, respectively. As the city transitions from the dry winter months, the light rains in September pave the way for the more substantial showers that come in October, reflecting a consistent pattern of escalating precipitation leading into the final months of the year. This month serves as a subtle reminder of the lush green landscapes that await as the rainy season prepares to unfold.
As September unfolds in Itajubá, Brazil, the atmosphere begins to embrace a notable shift in humidity, dropping to 58% from the higher levels that dominate the earlier months. This decrease from the summer's high humidity (peaking at 88% in January and February) signals the arrival of drier conditions as the region approaches its transition into the more temperate October. Notably, the trend of lowering humidity throughout the year showcases a steady decline, peaking in the early months and gradually tapering off towards the latter part of the year. This natural ebb and flow creates a unique climate, allowing residents and visitors alike to enjoy a more comfortable atmosphere as the vibrant hues of spring and summer linger in the air.
September in Itajubá, Brazil, brings an extreme UV Index of 12, mirroring the trend of high exposure levels seen in the previous months. With a burn time of just 10 minutes, residents and visitors should remain vigilant about sun protection during this time, as the UV intensity signals a continued need for precaution. After a brief dip, the UV Index spikes again in October, reaching 14. Overall, September is part of a consistent pattern of high UV levels that dominate the region, making it crucial to stay informed and protected. For more details, you can visit the Itajuba UV Index.
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As September rolls into Itajubá, Brazil, the town basks in a delightful 305 hours of sunshine, marking it as one of the sunniest months of the year. This glimmering stretch follows a notable summer peak in July, which boasted an impressive 309 hours of bright rays. Despite a slight dip in October, where sunlight decreases to 275 hours, September's warmth continues the trend of lingering summer vibes. With longer days and a vibrant atmosphere, the month invites visitors and locals alike to revel in outdoor activities, enjoy the scenery, and soak up the sun before the cooling months approach.
As September unfolds in Itajubá, Brazil, the likelihood of basking in sunny weather stands at an appealing 54%. This month marks a subtle dip from the 70% peak in July, yet it remains comfortably above many other months, such as January with a mere 12% chance of sunshine. Notably, after the winter months, where June and July shine the brightest, September continues to offer a delightful blend of warmth and light. While one may anticipate an October slide to 18%, the early spring air of September invites outdoor activities under a predominantly cheerful sky, setting the tone for the vibrant days ahead.
September in Itajubá, Brazil, welcomes an inviting 11 hours of daylight, mirroring the slight brightness seen in the preceding months of both April and May. As the year transitions from the cooler winter months of June and July, where daylight dips to 10 hours, September maintains a comfortable balance of light, paving the way for the longer days to come in October. The progression of daylight is a gentle reminder of the shifting seasons, with lengths gradually increasing as the year approaches its end, setting the stage for the vibrant and lively days of summer ahead.
As the seasons shift in Itajubá, September brings a breath of fresh air, with average wind speeds increasing to 2.0 m/s (5 mph), a notable rise from the more languid months of winter. This gentle yet invigorating breeze marks a transition from the cooler, calmer summer months, where winds hovered around 1.5 to 1.7 m/s. As the days grow longer and the air warms, September sets the stage for a series of breezy months, with winds maintaining their momentum into October and November. This gradual uptick not only enriches the natural beauty of the region but also signifies a lively shift in the local atmosphere, inviting both residents and visitors to enjoy the refreshing embrace of nature.
Weather in Itajuba varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Itajuba, focusing on differences in temperature, rainfall, humidity, and UV levels.
In September, the weather in Itajubá features a pleasant average temperature of 19°C (67°F), with minimums dipping to 7°C (45°F) and maximums reaching up to 31°C (87°F). This month sees relatively mild precipitation of 52 mm (2.1 in) over about 7 days, accompanied by a humidity level of 58%.
In contrast, January presents a warmer climate, with an average temperature of 21°C (70°F), ranging from a minimum of 13°C (56°F) to a maximum of 30°C (86°F). However, it experiences significantly more rainfall, totaling 256 mm (10.1 in) across 21 days, and a heightened humidity level of 88%. For a detailed comparison, you can check Itajuba weather in January.
In comparing the weather between September and February, we observe notable contrasts in temperature and precipitation patterns. September experiences a wider range, with minimum temperatures dipping to 7°C (45°F) and maxing out at 31°C (87°F), while February's temperatures are milder, ranging from a minimum of 13°C (56°F) to a maximum of 30°C (87°F). Precipitation in February is significantly higher, totaling 229 mm (9.0 in) over 22 days, compared to September's 52 mm (2.1 in) across just 7 days, resulting in much higher humidity in February at 88% versus 58% in September. This fluctuation highlights the transition from the drier, warmer early spring-like conditions in September to the wetter, more humid atmosphere typical of late summer in February. For further details, check out Itajuba weather in February.
In September, the weather tends to be warm and pleasant, with average temperatures around 19°C (67°F), reaching a maximum of 31°C (87°F) and a minimum of 7°C (45°F). The month receives moderate rainfall of 52 mm (2.1 in) over about 7 days and enjoys a humidity level of 58%. In contrast, March brings slightly milder temperatures, with an average of 20°C (69°F) and highs peaking at 30°C (85°F). However, this month is significantly wetter, experiencing 179 mm (7.0 in) of precipitation across 19 days and a higher humidity level of 87%. For more details, you can check Itajuba weather in March.
September and April offer distinct weather characteristics. In September, temperatures range from a minimum of 7°C (45°F) to a comfortable maximum of 31°C (87°F), with an average of 19°C (67°F). In contrast, April tends to be slightly cooler, with average temperatures around 18°C (65°F) and maximums reaching 27°C (81°F). Rainfall is more frequent in April, with 67 mm (2.6 in) of precipitation over 12 days compared to September's 52 mm (2.1 in) over just 7 days. Additionally, April experiences higher humidity at 84%, while September's humidity sits at 58%. For a closer look at what to expect in April, visit Itajuba weather in April.
September and May offer distinct weather patterns. In September, temperatures range from a cool 7°C (45°F) at night to a warm 31°C (87°F) during the day, with an average of 19°C (67°F). The month sees around 52 mm (2.1 in) of precipitation over about 7 days, accompanied by a moderate humidity of 58%. In contrast, May experiences cooler temperatures, with a minimum of 1°C (35°F) and a maximum of 26°C (78°F), averaging at 16°C (61°F). The precipitation is slightly less at 48 mm (1.9 in), also falling over 7 days, but the humidity is higher at 79%. For more detailed information, you can check Itajuba weather in May.
In comparing the weather of September and June, it is evident that September experiences a broader temperature range, with minimums around 7°C (45°F) and maximums reaching 31°C (87°F), resulting in a more versatile climate with an average of 19°C (67°F). In contrast, June is generally cooler, with average temperatures of 16°C (60°F) and maximums capped at 25°C (77°F). Precipitation is also more pronounced in September, accumulating 52 mm over 7 days, while June receives only 23 mm across 5 days. Additionally, humidity levels are notably higher in June at 77%, compared to 58% in September. For more detailed insights on June weather, you can check Itajuba weather in June.
In July, the weather is notably cooler with temperatures ranging from a minimum of 0°C (33°F) to a maximum of 25°C (77°F), and an average temperature of 15°C (58°F). This month experiences minimal precipitation, with only 16 mm (0.6 in) over just one day, alongside a higher humidity level of 72%. In contrast, September's weather is significantly warmer, featuring a broader temperature range from a minimum of 7°C (45°F) to a maximum of 31°C (87°F), with an average of 19°C (67°F). Although September sees more rainfall at 52 mm (2.1 in) across seven days, the humidity level drops to 58%. For a closer look at July's climate, you can visit Itajuba weather in July.
In September, temperatures in Itajubá show a marked increase compared to August, with a minimum of 7°C (45°F) and an average of 19°C (67°F), versus August's minimum of 2°C (36°F) and average of 16°C (60°F). The maximum temperature also rises significantly in September to 31°C (87°F), compared to August's 27°C (82°F). Precipitation levels are slightly higher in September at 52 mm (2.1 in), compared to 49 mm (1.9 in) in August, although both months experience roughly the same number of rainy days—seven. Humidity is slightly lower in September at 58%, while August has a higher humidity level of 65%. For a closer look at the weather during August, you can refer to Itajuba weather in August.
September and October present a noticeable shift in weather patterns. In September, the average temperature hovers around 19°C (67°F), with minimums of 7°C (45°F) and maximums reaching up to 31°C (87°F). This month sees relatively moderate precipitation at 52 mm (2.1 in) over 7 days, with humidity levels around 58%.
In contrast, October maintains the same average temperature of 19°C (67°F) but starts off with slightly warmer minimums of 10°C (50°F) and maximums soaring to 32°C (90°F). However, this month experiences a significant increase in rainfall, totaling 166 mm (6.5 in) across 19 days, while humidity drops to 50%. For more detailed insights, you can refer to Itajuba weather in October.
September and November weather in Itajubá show notable differences despite similar average temperatures. In September, temperatures range from a minimum of 7°C (45°F) to a maximum of 31°C (87°F), with lower humidity at 58% and moderate precipitation totaling 52 mm (2.1 in) over about 7 days. In contrast, November experiences slightly warmer night temperatures, with a minimum of 8°C (47°F) and a maximum of 30°C (86°F). However, it sees significantly increased rainfall, accumulating 198 mm (7.8 in) over 18 days and higher humidity at 75%. For more detailed insights, you can check out Itajuba weather in November.
In September, the weather experiences a pleasant range of temperatures, with a minimum of 7°C (45°F) and a maximum of 31°C (87°F). The average temperature sits comfortably at 19°C (67°F), accompanied by relatively low precipitation of 52 mm (2.1 inches) over just seven days and a humidity level of 58%. In contrast, December sees slightly warmer temperatures, with a minimum of 10°C (50°F) and a maximum of 28°C (83°F), and an average of 20°C (68°F). However, December is considerably wetter, receiving 269 mm (10.6 inches) of rain over 26 days and experiencing higher humidity at 80%. For a closer look at weather specifics during this month, check out Itajuba weather in December.
September in Itajubá brings a gentle transition from the cooler winter months to the warmer spring season. With an average temperature that begins to rise, residents and visitors can enjoy pleasantly mild days and cooler nights, making it a delightful time to experience the region's natural beauty. While September is characterized by moderate precipitation with a few rainy days, it is generally less humid than the preceding months, adding a refreshing touch to the air. This combination of comfortable temperatures and blooming landscapes makes September a unique month that stands out among the rest. For a deeper dive into the overall climate of this enchanting Brazilian city, check out Itajuba Climate.