Last updated: August 21, 2025
September in Olinda, Brazil, brings a warm and humid atmosphere, with temperatures ranging from a comfortable 22°C (72°F) to a peak of 30°C (86°F). The average temperature settles around 25°C (78°F), creating ideal conditions for outdoor activities. However, residents and visitors should prepare for the frequent rain, as the month experiences about 54 mm (2.1 in) of precipitation over 21 days. With humidity levels hovering around 80%, September offers a taste of tropical weather, making it a month of lush greenery and vibrant culture in this coastal city.
In September, Olinda, Brazil, experiences a pleasant transition in temperatures, with minimum temperatures around 22°C (72°F) and maximums reaching up to 30°C (86°F). The average temperature settles at a comfortable 25°C (78°F), making it an inviting time for visitors. As the month progresses, the weather starts to warm slightly, hinting at the approaching summer while maintaining a refreshing balance. This shift follows a gradual cooling trend from the peak of winter in July and August, enhancing the appeal of September for outdoor activities and exploration in this vibrant coastal city. The stable climate ensures both locals and tourists can enjoy the rich culture and stunning landscapes that Olinda has to offer.
September in Olinda, Brazil, brings a modest 54 mm (2.1 in) of precipitation, marking a decrease from the heavier rains of the preceding months. With rainfall occurring over 21 days, this transitional month signals the gradual shift towards the drier season, as it follows the wettest months from April to June. The rainfall pattern reveals a consistent trend where late winter and early spring experience more precipitation, yet September's totals suggest a shift into the calmer waters of early spring. As the skies start to clear, the lush surroundings of Olinda prepare for the vibrant bloom that follows the rain.
In September, Olinda, Brazil, experiences a slight dip in humidity, averaging around 80%. This marks a continued trend of relatively stable humidity levels throughout the year, with the average consistently hovering between 79% and 86%. After a peak in May, the humidity gradually declines as the region transitions into the drier months, offering a refreshing change. As September rolls in, it maintains a comfortable climate, which is characteristic of the late winter season, bridging the gap to the more humid days of spring. Overall, the humidity remains a defining feature of Olinda's tropical charm, but September's level hints at a gentle shift towards milder weather.
In September, Olinda, Brazil, experiences a notably high UV Index of 13, categorized as extreme, which means that even just 10 minutes of unprotected sun exposure can lead to skin damage. This trend of high UV levels remains consistent throughout the year, with January through April peaking at an index of 14. As the months transition into winter, the UV Index only slightly decreases, hovering around 12 to 11 from May to July, before climbing back to 13 in September and October. This pattern highlights the importance of sun protection during nearly all months in Olinda. To learn more about UV levels in this beautiful coastal city, check out Olinda UV Index.
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September in Olinda, Brazil, shines brightly with 335 hours of glorious sunshine, making it one of the sunniest months of the year. As the transition from winter to spring unfolds, September holds steady, slightly lower than the peak sunlight of October, which boasts 351 hours. Throughout the year, sunshine hours reflect a reassuring trend, from January's 287 hours steadily climbing to December's 360 hours. This solid progression not only highlights the region’s tropical allure but also suggests a favorable climate for outdoor adventures and exploration in the heart of Olinda. As the days grow longer and warmer, visitors can revel in the charming streets and vibrant culture bathed in warm golden light.
In September, Olinda, Brazil, welcomes an impressive 58% chance of sunny weather, marking a distinct upward trend as the year progresses. This is notably higher compared to the earlier months, where the likelihood of sunshine hovers around the 33% to 51% range from January to August. As the seasons shift, the increasing sunshine not only enhances the vibrant beauty of this coastal city but also invites both locals and visitors to enjoy outdoor activities and explore the stunning landscapes. The trend continues into October, maintaining a healthy 53% chance, ensuring that September stands out as a delightful precursor to the sunnier days ahead.
In Olinda, Brazil, September marks a delightful transition back to 12 hours of daylight, a comforting return to balance after the slightly shorter days of winter months. This month serves as a sweet reminder of the consistent daylight pattern characterizing much of the year, where January through March bask in the same generous light, encouraging outdoor adventures and social gatherings. As days gradually shorten from April to August, the sun seems to take a gentle respite, but come September, the rhythm of long, vibrant days is restored, leading into the equally sunny months of October and November. Thus, the daylight duration not only enhances the charm of Olinda's tropical landscape but also enriches the community's vibrant culture and lifestyle throughout the seasons.
As September rolls into Olinda, Brazil, the average wind speed picks up to 5.4 m/s (12 mph), showcasing a delightful transition from the milder breezes of earlier months. This marks a notable increase from the summer's gentle currents, with July and August already hinting at the coming change with their higher speeds of 5.1 m/s and 6.1 m/s, respectively. The month’s lively winds not only invigorate the coastal atmosphere but also create perfect conditions for those seeking adventure, whether on the vibrant beaches or exploring the historic cityscape. With October poised to maintain a brisk pace at 4.9 m/s, September’s winds signal a refreshing shift that enhances the charm of Olinda, inviting both locals and visitors to revel in its enchanting coastal vibes.
Weather in Olinda varies notably across the year, with each month offering distinct climate conditions. This page compares September’s weather to other months in Olinda, focusing on differences in temperature, rainfall, humidity, and UV levels.
In September, the weather presents a warm transition, with average temperatures ranging from a minimum of 22°C (72°F) to a maximum of 30°C (86°F) and an average of 25°C (78°F). The month experiences relatively high humidity at 80%, along with 54 mm (2.1 in) of precipitation spread across 21 days. In contrast, January offers slightly warmer conditions, with temperatures ranging from 23°C (74°F) to a maximum of 31°C (87°F) and an average of 27°C (81°F). While the humidity remains comparable at 82%, January sees slightly less rainfall, totaling 50 mm (2.0 in) over 16 days. For more details on January weather, you can refer to Olinda weather in January.
In comparing the weather of September and February, both months feature warm temperatures, but February tends to be slightly hotter. In September, temperatures range from a minimum of 22°C (72°F) to a maximum of 30°C (86°F), with an average of 25°C (78°F). February, on the other hand, sees a minimum of 24°C (76°F) and a maximum of 31°C (88°F), averaging 27°C (82°F). Precipitation is also more significant in February, with 76 mm (3.0 in) falling over 19 days compared to September's 54 mm (2.1 in) across 21 days. Both months maintain high humidity levels, around 80% in September and 81% in February. For more details on February weather in Olinda, you can check Olinda weather in February.
The weather in September presents a warm climate with average temperatures ranging from 22°C (72°F) to 30°C (86°F) and a total precipitation of 54 mm (2.1 in) spread over 21 days, alongside a humidity level of 80%. In contrast, March tends to be slightly warmer with temperatures between 24°C (75°F) and 32°C (89°F), but experiences higher precipitation at 104 mm (4.1 in) over 23 days, resulting in a humidity level of 81%. For more detailed insights on March weather, you can visit Olinda weather in March.
When comparing the weather in September and April, September tends to be slightly cooler with average temperatures between 22°C (72°F) and 30°C (86°F), while April is warmer, with temperatures ranging from 24°C (75°F) to 31°C (88°F). Additionally, April sees significantly higher precipitation, with 135 mm (5.3 in) over 24 days compared to September's 54 mm (2.1 in) over 21 days. Humidity levels are also marginally elevated in April, reaching 83% compared to September's 80%. For those looking for a detailed overview of April weather in Olinda, you can check out Olinda weather in April.
September and May present noticeable differences in weather conditions. In September, temperatures range from a minimum of 22°C (72°F) to a maximum of 30°C (86°F), with an average temperature of 25°C (78°F). The month sees about 54 mm (2.1 in) of precipitation, occurring over 21 days, and the humidity averages around 80%. In contrast, May is slightly warmer, with temperatures ranging from a minimum of 23°C (73°F) to the same maximum of 30°C (86°F) and an average of 26°C (80°F). However, May experiences significantly higher rainfall, totaling 140 mm (5.5 in) over 26 days, and a higher humidity level at 86%. For more detailed insights, you can refer to Olinda weather in May.
In comparing the weather of September and June, it is evident that both months are relatively warm and humid, but they differ in several key aspects. September experiences slightly lower temperatures, with a minimum of 22°C (72°F) and a maximum of 30°C (86°F), while June maintains a minimum of 23°C (73°F) and a maximum of 29°C (85°F). Additionally, September sees significantly less rainfall, recording only 54 mm (2.1 in) over 21 days compared to June's 187 mm (7.4 in) spread across 26 days. The humidity levels are quite close, with September at 80% and June at 83%. For a more detailed look at the weather in June, you can check Olinda weather in June.
In comparing the weather between September and July, we observe some notable differences. Both months experience a minimum temperature of 22°C (72°F) and average temperatures that are quite similar, with September slightly warmer at 25°C (78°F) compared to July's 25°C (77°F). However, July has a lower maximum temperature of 28°C (83°F) compared to September's 30°C (86°F). Precipitation also varies significantly, with July receiving 141 mm (5.5 in) over 25 days, making it much wetter than September, which sees only 54 mm (2.1 in) across 21 days. Humidity remains fairly consistent, with September at 80% and July at 81%. For a deeper understanding of July's climate, you can explore Olinda weather in July.
In comparing the weather between August and September, both months showcase a similar temperature range, with September slightly warmer on average and reaching a higher maximum. September's minimum temperature is the same as August's at 22°C (72°F), while the average temperature rises to 25°C (78°F) and peaks at 30°C (86°F). In contrast, August has a maximum temperature of 28°C (83°F). Precipitation in September totals 54 mm (2.1 in) over 21 days, which is noticeably lower than August's 89 mm (3.5 in) over 24 days. Humidity is relatively stable, with September at 80% and August slightly higher at 81%. For more detailed insights on conditions during August, you can view Olinda weather in August.
In comparing the weather between September and October, both months exhibit warm temperatures, but October is slightly warmer on average with a minimum of 23°C (73°F) and an average of 26°C (80°F), compared to September’s minimum of 22°C (72°F) and average of 25°C (78°F). Although the maximum temperatures remain consistent at around 30°C (85°F in October and 86°F in September), October experiences less rainfall at 44 mm (1.7 inches) over 17 days, compared to September’s 54 mm (2.1 inches) over 21 days. Interestingly, humidity remains unchanged at 80% for both months. For more detailed insights into weather patterns, check Olinda weather in October.
In September, the weather is warm with temperatures ranging from a minimum of 22°C (72°F) to a maximum of 30°C (86°F), averaging around 25°C (78°F). The month experiences 54 mm (2.1 in) of rainfall over 21 days, contributing to a high humidity level of 80%.
In contrast, November sees slightly higher temperatures, with a minimum of 24°C (75°F) and a maximum similar to September at 30°C (87°F), leading to an average of 27°C (81°F). Precipitation is also reduced, with only 38 mm (1.5 in) over 15 days, and humidity levels remain comparable at 79%. For more detailed insights on the climate during this month, check out Olinda weather in November.
In September, the weather features a minimum temperature of 22°C (72°F) and an average of 25°C (78°F), with max temperatures reaching 30°C (86°F). The month sees considerable precipitation, totaling 54 mm (2.1 in) spread over 21 days, while humidity remains high at 80%. In contrast, December is slightly warmer, with a minimum temperature of 24°C (76°F) and an average of 27°C (81°F), peaking at 30°C (87°F). Precipitation decreases to 41 mm (1.6 in) over 16 days, though humidity remains steady at 80%. For more details, you can check Olinda weather in December.
As September unfolds in Olinda, it brings a gentle transition from the balmy embrace of winter to the warmer whispers of spring. With average temperatures hovering around a comfortable 25°C (78°F) and humidity levels at 80%, the weather creates a slightly muggy atmosphere, offering a unique experience compared to the drier months. The month is characterized by frequent showers, with rain occurring on nearly two-thirds of the days, leading to a total precipitation of 54 mm (2.1 in). This blend of warmth and moisture creates an inviting backdrop for both locals and visitors, making September an intriguing time to experience the vibrant culture of Olinda. For a deeper understanding of how this month fits into the larger climate picture, explore Olinda Climate.