Last updated: August 21, 2025
In August, São Paulo experiences a diverse range of weather conditions, making it an intriguing month for residents and visitors alike. With maximum temperatures soaring to 32°C (89°F), the city can feel quite warm during the day, while the average temperature settles at a comfortable 17°C (63°F). At night, the temperature can drop to a cool 6°C (42°F). While August typically sees some rain, with precipitation totaling 57 mm (2.2 in) over about 7 days, the humidity remains relatively moderate at 65%, contributing to a pleasant atmosphere. Whether you're exploring the vibrant streets or enjoying the city's rich culture, São Paulo's August weather offers a dynamic experience.
In August, São Paulo experiences a noticeable transition in its climate as winter gives way to the hints of spring. The minimum temperature settles around 6°C (42°F), while daily averages linger at a mild 17°C (63°F), creating a crisp yet comfortable atmosphere. On warmer days, the thermal peak can reach up to 32°C (89°F), providing a pleasant mix of cool mornings and sun-soaked afternoons. This month’s temperatures mark a gradual ascent from the chill of July, illustrating a steady warming trend as the city prepares for the vibrant energy of spring. Overall, August suggests a blend of refreshing coolness interspersed with warmer sunshine, making it an attractive time for both visitors and locals to enjoy the city's many outdoor charms.
August in São Paulo brings a modest reprieve with an average precipitation of 57 mm (2.2 in), primarily falling over 7 days. This marks a slight increase from the minimal rain seen in July, which only received 25 mm (1.0 in) across just 2 days. The month serves as a transitional period, as it bridges the dry spell of the winter to the wetter conditions that typically emerge in the following months. With a notable contrast to the heavy rains of January and February, August's precipitation is characterized by less intensity, hinting at the gradual shift towards the spring season where rainfall will spike again. Overall, August illustrates a balanced climate pattern, allowing São Paulo to experience both dry and wet days as nature prepares for a rejuvenating change.
August marks a significant shift in Sao Paulo's humidity levels, with a noticeable drop to 65%, offering a breath of fresh air after the oppressive summer months. Following the year’s peak humidity from January to March, where levels hovered around 88%, the city gradually transitions to a more comfortable atmosphere as it moves through the cooler months. By July, humidity reaches its lowest point at 72%, paving the way for August's further decline. This ongoing trend continues into September, where humidity dips to 58%, signaling a refreshing relief as the city approaches its drier months. The gradual decrease from the high humidity of early in the year to the more moderate levels in late summer highlights Sao Paulo's dynamic climate and invites residents and visitors alike to enjoy the city's outdoor offerings during this season of transition.
In August, Sao Paulo experiences a UV Index of 9, categorized as very high, with a burn time of approximately 15 minutes. This month marks a slight uptick from July's UV Index of 7, illustrating a seasonal trend where UV radiation begins to intensify as the year progresses. Transitioning from the cooler winter months, August serves as a reminder of the sun's strength, urging residents and visitors alike to adopt sun safety measures. While still below the extreme indices of earlier months like January and February, it's essential to remain vigilant during outdoor activities. For a comprehensive overview of UV levels throughout the year, check out the full details here: Sao Paulo UV Index.
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In August, São Paulo basks in 268 hours of sunshine, marking a slight dip from the summer peak of 310 hours in March. As the year progresses, the city showcases a fascinating pattern where sunshine hours fluctuate but remain consistently substantial. The warmth of August is cushioned by the steadily increasing light leading into spring, with September bringing a refreshing rise back to 294 hours. Comparing the summer months, July holds its ground with 293 hours, while November and December surge to impressive counts of 296 and 317 hours respectively. This trend signifies that while August may draw the sun's rays slightly back, it remains a vibrant and sunny time in São Paulo, setting the stage for the captivating Brazilian spring.
In August, São Paulo experiences a moderate 48% chance of sunny weather, reflecting a peak in its winter months. This marks a significant improvement over the earlier months, with a noticeable rise from July's 57% and a welcome contrast to the more overcast conditions seen in June and May. Following the sunny trend, as spring approaches, these percentages begin to decline again towards September. Overall, August serves as a transitional period where sun-seekers can expect a reasonable likelihood of bright days, perfect for outdoor activities and exploration.
In August, São Paulo experiences a subtle shift in its daylight hours, averaging 11 hours of daylight. This marks a transition from the shorter winter months of June and July, during which the city enjoys only 10 hours of sunlight each day. As summer approaches, daylight gradually begins to increase, reflecting the changing seasons. Following August, the trend continues with September also featuring 11 hours of daylight, setting the stage for longer days ahead as the year progresses towards spring and summer, where daylight extends to a generous 13 hours in November and December. This ebb and flow of daylight not only influences daily life but also captures the essence of São Paulo's vibrant seasonal changes.
In August, São Paulo experiences a noticeable shift in its average wind speed, which elevates to 3.2 m/s (7 mph), marking the beginning of a breezier season. This increase sets the stage for the trend that continues into September, where winds pick up further to 3.3 m/s (7 mph). Throughout the year, wind speeds fluctuate, but August stands out as a turning point, transitioning from the more subdued breezes of midwinter months like June and July. As we move toward October, winds reach their peak at 3.6 m/s (8 mph), suggesting that the city's climate gradually embraces a lively, invigorating air flow that can be felt across its vibrant streets.
Weather in Sao Paulo varies notably across the year, with each month offering distinct climate conditions. This page compares August’s weather to other months in Sao Paulo, focusing on differences in temperature, rainfall, humidity, and UV levels.
August and January in Sao Paulo exhibit distinct weather patterns. August typically experiences milder temperatures, with a minimum of 6°C (42°F) and an average of 17°C (63°F), peaking at 32°C (89°F). In contrast, January is generally warmer, showing temperatures that range from a minimum of 15°C (59°F) to a maximum of 34°C (93°F), with an average of 23°C (74°F). Additionally, January sees significantly higher precipitation, with 177 mm (7.0 in) falling over approximately 20 days, compared to August's 57 mm (2.2 in) over just 7 days. The humidity also rises notably in January, reaching 88% compared to August's 65%. For more detailed insights, you can refer to Sao Paulo weather in January.
When comparing the weather in August and February, notable differences emerge. August experiences cooler temperatures, with a minimum of 6°C (42°F) and an average of 17°C (63°F), peaking at a maximum of 32°C (89°F). In contrast, February boasts much warmer conditions, featuring a minimum of 15°C (59°F), an average of 23°C (73°F), and soaring to a high of 35°C (95°F). Additionally, February tends to be wetter, receiving 158 mm (6.2 in) of precipitation over 17 days compared to August's 57 mm (2.2 in) across just 7 days. This results in higher humidity levels in February at 88%, compared to 65% in August. For a more detailed look at February weather, visit Sao Paulo weather in February.
August and March present distinct contrasts in weather patterns. In August, temperatures range from a minimum of 6°C (42°F) to a maximum of 32°C (89°F), with an average of 17°C (63°F). Precipitation is relatively low at 57 mm (2.2 inches) over about 7 days, and humidity sits at 65%. In contrast, March experiences warmer temperatures, with a minimum of 14°C (57°F), an average of 23°C (73°F), and a peak of 33°C (91°F). However, it also sees significantly higher rainfall, totaling 135 mm (5.3 inches) over 16 days, resulting in a humidity of 87%. For a more detailed look at March weather specifics, visit Sao Paulo weather in March.
In comparing the weather between August and April, August tends to be cooler, with average temperatures ranging from a minimum of 6°C to a maximum of 32°C, while April features milder temperatures with minimums of 11°C and similar maximums of 31°C. Both months experience similar levels of precipitation, around 55 to 57 mm, but April has slightly more rainy days, totaling 9 compared to 7 in August. Additionally, humidity is higher in April at 84%, compared to 65% in August, contributing to a more muggy feel during that month. For more detailed information, you can check Sao Paulo weather in April.
When comparing the weather in August and May, it’s evident that both months have similar minimum temperatures, with August slightly edging higher at 6°C compared to May's 5°C. The average temperature in May is a bit warmer at 18°C (65°F), while August's average stands at 17°C (63°F). August experiences higher maximum temperatures, reaching up to 32°C (89°F), compared to May’s 29°C (85°F). In terms of precipitation, August sees 57 mm over 7 days, while May has slightly less rain at 48 mm over 6 days. However, humidity levels are higher in May at 79%, compared to 65% in August, suggesting that May may feel more humid and uncomfortable. For a more detailed look at the weather patterns, you can check Sao Paulo weather in May.
When comparing the weather in August and June, August generally offers a wider temperature range, with minimums dropping to 6°C (42°F) and maximums reaching up to 32°C (89°F), while June has milder temperatures, with minimums at 8°C (47°F) and maximums peaking at 28°C (82°F). The average temperature in August is slightly lower at 17°C (63°F), compared to June's average of 18°C (64°F). Additionally, August experiences more rainfall, with 57 mm (2.2 in) over about 7 days, compared to June's 45 mm (1.8 in) over 6 days. Humidity also differs, as June is more humid at 77%, in contrast to August's 65%. For those interested in more details about June weather, you can refer to Sao Paulo weather in June.
In comparing the weather of August and July, August features a broader temperature range, with a minimum of 6°C (42°F), an average of 17°C (63°F), and a maximum of 32°C (89°F), while July has a slightly cooler minimum of 2°C (36°F) and a maximum of 29°C (85°F) with the same average temperature of 17°C (62°F). Additionally, August sees more rainfall, totaling 57 mm (2.2 in) over 7 days, in contrast to July’s lighter precipitation of 25 mm (1.0 in) over just 2 days. Humidity levels are higher in July at 72%, compared to August's 65%. For more details on July's weather, you can visit Sao Paulo weather in July.
August and September exhibit noticeable differences in weather patterns. In August, temperatures range from a minimum of 6°C (42°F) to a maximum of 32°C (89°F), with an average of 17°C (63°F). The month sees around 57 mm (2.2 in) of precipitation over about 7 days, accompanied by a humidity level of 65%. Conversely, September experiences slightly warmer temperatures, with a minimum of 9°C (48°F) and a maximum of 35°C (95°F), averaging 20°C (69°F). Precipitation decreases to 40 mm (1.6 in) across 6 days, and humidity drops to 58%. For more detailed weather insights, you can visit Sao Paulo weather in September.
In comparing the weather patterns of August and October, we can observe some significant differences. August typically experiences cooler temperatures, with a minimum of 6°C (42°F) and an average of 17°C (63°F), while October sees warmer conditions with a minimum of 12°C (53°F) and an average of 21°C (70°F). The maximum temperatures in October can reach a staggering 37°C (99°F), in contrast to August's peak of 32°C (89°F). Precipitation also plays a notable role; August has about 57 mm (2.2 in) of rainfall over 7 days, whereas October more than doubles this amount with 118 mm (4.6 in) occurring over 16 days. Additionally, October's humidity is lower at 50%, compared to August's 65%. For more detailed information on October weather patterns, refer to Sao Paulo weather in October.
August and November present contrasting weather patterns. In August, temperatures range from a minimum of 6°C (42°F) to a maximum of 32°C (89°F), with an average temperature of 17°C (63°F). The month sees around 57 mm (2.2 in) of precipitation over approximately 7 days, coupled with a humidity level of 65%. In comparison, November experiences milder temperatures, with a minimum of 11°C (53°F) and a maximum of 35°C (96°F), making for an average of 21°C (69°F). However, it also brings increased rainfall, totaling 116 mm (4.6 in) over about 15 days, along with higher humidity at 75%. For further details, you can view the weather specifics for the month Sao Paulo weather in November.
August and December present quite contrasting weather conditions. In August, temperatures range from a minimum of 6°C (42°F) to a maximum of 32°C (89°F), with an average of 17°C (63°F). The month experiences relatively moderate precipitation of 57 mm (2.2 in) over about 7 days, accompanied by humidity levels at around 65%. In contrast, December sees warmer temperatures, with a minimum of 12°C (54°F) and a maximum reaching 34°C (93°F), averaging at 22°C (72°F). However, it also brings significantly higher precipitation, totaling 143 mm (5.6 in) spread across 21 days, and increased humidity at 80%. To learn more about December weather specifics, you can check out Sao Paulo weather in December.
August in São Paulo brings a refreshing turn in weather, transitioning from the cooler winter months to the more vibrant spring season. This time of year typically sees mild temperatures, with daytime highs reaching a comfortable 32°C and minimums dipping to 6°C during the night. Compared to the sultry summer months, August is notably drier, featuring just 7 days of rainfall and a total precipitation of 57 mm, making it an ideal time for outdoor activities. Humidity levels hover around 65%, which feels pleasant rather than oppressive. Overall, August offers a unique blend of warmth and comfortable conditions, perfect for exploring the city. For further insights into the city's climate throughout the year, visit Sao Paulo Climate.