Last updated: August 21, 2025
In August, São José do Rio Preto showcases a warm and inviting climate, with maximum temperatures reaching up to 35°C (96°F), creating ideal conditions for outdoor activities. The average temperature hovers around 22°C (73°F), while cooler nights can dip to 7°C (45°F), offering a pleasant respite from the daytime heat. Rainfall is minimal, with only 23 mm (0.9 in) recorded over just 2 days, making this month largely dry and conducive to exploration. With humidity levels at 48%, the air remains comfortable, allowing residents and visitors to embrace the summer vibes in this vibrant Brazilian city.
In August, São José do Rio Preto experiences a subtle shift toward warmer days as winter wanes, with temperatures ranging from a comfortable 7°C (45°F) at night to a sizzling 35°C (96°F) during the day. The average temperature hovers around 22°C (73°F), maintaining a pleasant balance for outdoor activities. This month typically marks a transition; compared to the cooler temperatures of July, where lows dipped to 4°C (39°F), August's warmth almost beckons the summer season. As the days grow longer and the anticipation of spring builds, residents and visitors alike begin to enjoy the outdoor vibrancy that São José do Rio Preto has to offer.
In August, São José do Rio Preto experiences a notable dip in precipitation, recording a modest 23 mm (0.9 in) of rain over just two days. This aligns with the dry conditions that dominate the winter months, following the dramatic rainfall of January and February, which see totals of 174 mm (6.8 in) and 181 mm (7.1 in), respectively. The trend towards reduced rainfall continues into the heart of winter, as the months leading up to August show generally low precipitation amounts, exemplified by June and July, both receiving only 6 mm (0.2 in). As the city transitions into the wetter spring months later in the year, we see a sharp increase in rainfall once again in October, highlighting the cyclical nature of precipitation patterns in this vibrant region of Brazil.
In August, humidity in São José do Rio Preto reaches a comfortable low of 48%, marking a significant decline from the summer peak months. This drop is part of a broader trend observed throughout the year, where humidity levels generally decrease from January’s hefty 85%, steadily shifting down to their annual low in August before continuing to decrease into the fall. Following August, the trend further dips to an annual low of 41% in September, highlighting a transition into drier conditions as the rainy season approaches. This consistent reduction in humidity not only offers residents a break from the muggy heat but also signals a shift towards the arid months ahead.
In August, Sao Jose do Rio Preto experiences a UV Index of 10, categorizing the exposure as very high with a burn time of just 15 minutes. This marks a slight decrease from the extreme levels seen in the earlier months of January through April, where indices soared above 11. Interestingly, as the summer months approach with September's index shooting back up to 12, it's clear that the UV radiation remains a significant concern throughout the year. Residents and visitors alike should remain vigilant about sun protection, especially as the weather heats up. For more detailed information on UV trends, check out Sao Jose do Rio Preto UV Index.
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In August, Sao Jose do Rio Preto basks in a delightful 309 hours of sunshine, continuing its trend of brightening summer days. This month sits just below the sunniest period of the year, with September and October edging ahead at 319 hours each. The overall pattern reveals a strong middle of the year, with abundant sunshine peaking from March through September. Even in the cooler months, the city enjoys a generous dose of sunlight, making Sao Jose do Rio Preto a radiant spot in Brazil's sunny landscape.
In August, Sao Jose do Rio Preto experiences a 74% chance of sunny weather, continuing a trend of increasingly bright days as the year progresses. The likelihood of sunshine steadily rises from a modest 16% in January, reaching a peak of 84% in July. As winter transitions to spring, August remains one of the sunniest months, fostering vibrant outdoor activities and pleasant gatherings. Following August, the chances of clear skies slightly decrease into September, highlighting the dynamic nature of this Brazilian city’s climate. Ultimately, this inviting atmosphere makes August a prime time for enjoying the warmth and radiance of Sao Jose do Rio Preto.
In Sao Jose do Rio Preto, August marks a subtle transition in daylight duration, as the city enjoys 11 hours of sunlight each day. This is consistent with the previous month, July, which also offered 10 hours of daylight. Following the mid-year dip in June, where daylight fell to its lowest at 10 hours, the days begin to lengthen again as the region trends toward spring. The gradual increase in daylight is evident as the year progresses, reaching 12 hours in October and soaring to 13 hours by November and December. This dynamic pattern reflects the shifting seasons, enhancing the vibrant atmosphere of the city as it moves from winter to spring.
In August, Sao Jose do Rio Preto experiences a refreshing shift in its wind patterns, with an average wind speed of 3.2 m/s (7 mph). This marks a noticeable increase compared to the preceding months, consistently showing a trend of rising winds throughout the winter. From a steady 2.1 m/s (5 mph) in January and February, wind speeds gradually climbed, peaking in August before returning to 3.0 m/s (7 mph) in September. The month serves as a bridge between the calm winds of early winter and the more dynamic breezes to follow, making it a delightful time for outdoor activities as the air feels invigorated and alive.
Weather in Sao Jose do Rio Preto varies notably across the year, with each month offering distinct climate conditions. This page compares August’s weather to other months in Sao Jose do Rio Preto, focusing on differences in temperature, rainfall, humidity, and UV levels.
When comparing the weather in August and January, one can see significant differences. August typically features milder temperatures, with a minimum of 7°C (45°F) and an average of 22°C (73°F), while January enjoys warmer conditions, starting at a minimum of 19°C (66°F) and averaging 25°C (78°F). Although both months can reach a maximum of 35°C (96°F), January is marked by much higher humidity at 85%, compared to August's 48%. Precipitation also varies greatly, with August averaging only 23 mm (0.9 in) over two rainy days, whereas January sees a substantial increase with 174 mm (6.8 in) spread over 17 days. For more detailed weather information, you can check out Sao Jose do Rio Preto weather in January.
Comparing the weather in August and February reveals distinct differences in temperature and precipitation patterns. August typically experiences cooler temperatures, with minimums around 7°C (45°F) and a comfortable average of 22°C (73°F), while February is notably warmer, with minimums starting at 16°C (62°F) and an average of 25°C (78°F). Precipitation levels also vary significantly; August sees only 23 mm (0.9 in) of rainfall over just 2 days, whereas February is much wetter, receiving about 181 mm (7.1 in) across 18 days, resulting in higher humidity levels at 87%. For a more detailed look at February weather, check out Sao Jose do Rio Preto weather in February.
When comparing the weather in August and March, several key differences emerge. In March, temperatures are generally warmer, with minimums around 16°C (62°F) and maximums reaching up to 34°C (94°F), resulting in an average temperature of 25°C (78°F). In contrast, August experiences cooler temperatures, with minimums around 7°C (45°F) and maximums peaking at 35°C (96°F). Precipitation is also notably higher in March, with 113 mm (4.5 in) over 13 days, compared to just 23 mm (0.9 in) over 2 days in August. The humidity in March is significantly higher at 86%, while August sees a much lower humidity level of 48%. For more details on weather specifics in March, you can visit Sao Jose do Rio Preto weather in March.
In comparing the weather conditions of August and April, April tends to be warmer overall, with an average temperature of 24°C (76°F) compared to August's 22°C (73°F). The maximum temperatures are quite similar, peaking at 34°C (94°F) in both months, though April features a higher minimum temperature of 13°C (56°F) versus August's 7°C (45°F). Additionally, April experiences more precipitation, totaling 52 mm (2.1 in) over five days, whereas August sees only 23 mm (0.9 in) over just two days. The humidity also differs significantly, with April having a higher humidity level at 79% compared to August's 48%. For more detailed insights on April weather, you can visit Sao Jose do Rio Preto weather in April.
When comparing the weather in August and May, we see some intriguing differences. August tends to be hotter on average, with temperatures ranging from a minimum of 7°C (45°F) to a maximum of 35°C (96°F), while May has slightly cooler temperatures, ranging from a minimum of 6°C (43°F) to a maximum of 33°C (92°F). Although both months share the same average temperature of around 22°C (73°F), May experiences higher humidity at 68%, compared to August's 48%. Additionally, May has more precipitation, averaging 33 mm (1.3 in) over 4 days, whereas August sees only 23 mm (0.9 in) over just 2 days. For more detailed insights about May weather, you can check out Sao Jose do Rio Preto weather in May.
When comparing the weather in August and June, we see some notable differences. August typically experiences slightly warmer temperatures, with averages around 22°C (73°F) and a maximum of 35°C (96°F), compared to June's similar average of 22°C (71°F) and a maximum of 32°C (90°F). Precipitation is also quite different; August receives about 23 mm (0.9 in) of rain over 2 days, while June has only 6 mm (0.2 in) falling on just 1 day. Interestingly, June has a higher humidity level at 60% compared to August’s 48%. For more detailed insights on June's climate, you can check Sao Jose do Rio Preto weather in June.
In comparison to July, August experiences slightly warmer temperatures, with an average of 22°C (73°F) compared to July's average of 21°C (70°F). The maximum temperatures also peak higher in August, reaching up to 35°C (96°F) as opposed to July's maximum of 33°C (91°F). While July is drier with no recorded precipitation, August sees a bit more rain with 23 mm (0.9 in) over 2 days, and has a slightly lower humidity level of 48% compared to July's 57%. For those interested in a detailed look at July's weather, you can check Sao Jose do Rio Preto weather in July.
August and September show notable differences in weather patterns. In August, temperatures range from a cool minimum of 7°C (45°F) to a warm maximum of 35°C (96°F), with an average temperature of 22°C (73°F) and relatively low humidity at 48%. Precipitation during this month is minimal, occurring on just 2 days.
In contrast, September brings warmer temperatures with a minimum of 11°C (53°F) and a maximum soaring to 40°C (104°F), an average of 26°C (79°F). The humidity decreases slightly to 41%, and precipitation remains the same as August, at 23 mm (0.9 in), but occurs over 3 days instead. Overall, September marks a transition towards hotter weather, which can be explored further at Sao Jose do Rio Preto weather in September.
In August, the weather in Sao Jose do Rio Preto is generally mild, with temperatures ranging from a minimum of 7°C (45°F) to a maximum of 35°C (96°F), and an average of 22°C (73°F). The month typically sees low precipitation, totaling just 23 mm (0.9 in) over 2 days, accompanied by a humidity level of 48%. In contrast, October experiences significantly warmer temperatures, with a minimum of 15°C (59°F) and a maximum reaching a scorching 41°C (105°F), averaging 26°C (79°F). However, October is also marked by increased rainfall, accumulating 110 mm (4.3 in) over 11 days and a lower humidity level at 35%. For more information on October's weather, you can visit Sao Jose do Rio Preto weather in October.
In August, the weather tends to be warm with temperatures ranging from a cool minimum of 7°C (45°F) to a pleasant average of 22°C (73°F) and peaking at a hot 35°C (96°F). The month is relatively dry, with only 23 mm (0.9 in) of precipitation recorded over just 2 days and a humidity level of 48%. In contrast, November brings noticeably warmer temperatures, with a minimum of 13°C (56°F), an average of 25°C (78°F), and a maximum reaching 36°C (97°F). However, this month experiences significantly more rainfall, totaling 163 mm (6.4 in) over 16 days, alongside higher humidity at 65%. For more detailed weather insights, check out Sao Jose do Rio Preto weather in November.
In comparing the weather between August and December, it's clear that December brings a significant increase in humidity and precipitation. While August sees a comfortable average temperature of 22°C (73°F) and only 23 mm of rainfall across just two days, December boasts a warmer average of 25°C (78°F) accompanied by a much higher 171 mm of rain over 19 days. The minimum temperatures also contrast sharply, with August dipping to 7°C (45°F) compared to a milder 17°C (62°F) in December. For a closer look at the conditions during this latter month, you can check out Sao Jose do Rio Preto weather in December.
In August, the weather in São José do Rio Preto brings a delightful warmth, with the temperatures generally milder compared to the scorching heat of the preceding months. As the city transitions towards the end of winter, it experiences a moderate average temperature that invites outdoor activities. With minimal rainfall and relatively low humidity, this month stands out for its clear skies and comfortable conditions, making it perfect for exploring the vibrant culture and stunning landscapes. For a detailed understanding of how these patterns fit into the overall climate, visit Sao Jose do Rio Preto Climate.