Last updated: August 21, 2025
In August, Santana de Parnaíba experiences a delightful mix of summer warmth and crisp coolness. With maximum temperatures reaching up to 32°C (89°F) and an average of 17°C (63°F), the weather offers ample opportunity for outdoor activities. However, the minimum temperature can dip to a refreshing 6°C (42°F), especially during the nights. Rainfall is relatively moderate, with a total of 55 mm (2.2 in) over 6 rainy days, contributing to the lush landscapes. The humidity level, sitting at around 65%, adds a gentle warmth to the atmosphere, making August a vibrant and lively time to explore this charming Brazilian town.
In August, temperatures in Santana de Parnaíba begin to show signs of warming after the chilly winter months. The minimum temperature rises to a mild 6°C (42°F), offering a gentle reprieve from July's cooler nights. Daytime brings more warmth, with an average of 17°C (63°F), paving the way for comfortable outings. The maximum reaches a toasty 32°C (89°F), hinting at the transition towards spring and encouraging locals and visitors alike to explore the vibrant surroundings. Overall, August serves as a delightful bridge between the colder winter and the gradually warming spring, striking a pleasant balance that invites outdoor activities and celebrates the beauty of this enchanting Brazilian locale.
In August, Santana de Parnaíba experiences a notable uptick in precipitation compared to the drier months preceding it, with an average rainfall of 55 mm (2.2 in) over 6 days. This represents a slight increase from July's meager 24 mm, highlighting a shift towards the wetter transitional period that leads into the heavier rainfall months of October and November. While the overall precipitation remains moderate, August's rainfall serves as a precursor to the intensifying wet season, suggesting a shift in local weather patterns. As the year progresses, residents can anticipate a gradual rise in both precipitation amounts and rainy days, signaling the end of the milder dry spell and the onset of more significant rainfall.
In August, humidity in Santana de Parnaíba drops to 65%, marking a significant transition as the region moves from the wetter, more humid months of the year. This decrease continues the trend observed from the peak values of 88% in January and February, gradually declining through spring and summer. By August, the air feels noticeably drier, setting the stage for the drier months ahead. Interestingly, this lower humidity paves the way for a more comfortable outdoor experience, contrasting sharply with the heightened moisture levels of earlier months. As the year progresses into September, humidity further decreases to 58%, showcasing the region's shift toward its typically drier season.
In August, Santana de Parnaíba experiences a UV Index of 9, categorized as very high, with a burn time of about 15 minutes. This marks a slight decrease from the earlier months, where the index consistently hovered in the extreme range, particularly in January through April. However, as temperatures begin to moderate toward spring, residents and visitors are still advised to take proper precautions against sun exposure. The trends indicate that while August offers a relatively safer window for sun activities compared to the scorching summer months, vigilance remains essential in managing sun safety. For more detailed information on UV levels throughout the year, visit the Santana de Parnaiba UV Index.
UV Risk Categories
In August, Santana de Parnaíba basks in an impressive 266 hours of sunshine, a delightful continuation of summer's warmth. As the height of winter fades, this month bridges the transition to the vibrant spring, characterizing the region’s climatic allure. Notably, the sunshine hours in August reflect a consistent trend, with summer months like March and April peaking at 307 and 286 hours, respectively. Following this, July still offers a generous 292 hours of sunlight, showcasing the area's sustained brightness. Even as the year progresses towards spring, sunshine remains plentiful, with September nudging back up to 292 hours. This pattern underscores the region's inviting climate, where the sun often shines brightly, inviting both residents and visitors to revel in its warmth.
In Santana de Parnaíba, Brazil, the likelihood of sunny weather shows a fascinating trend throughout the year. Notably, August presents a promising 48% chance of sunshine, marking a significant increase from the earlier months. This sunny outlook follows the peak of July, which boasts the highest probability of sun at 58%. As we move beyond August, the chances dip slightly in September but remain relatively favorable at 44%. The pattern suggests a transition into a season where sunny days become more common, particularly warming up the winter months before the wetter period returns in late spring. Thus, August stands out as an ideal time to embrace outdoor activities under a predominantly sunny sky.
In August, Santana de Parnaíba experiences an increase in daylight duration, offering about 11 hours of sunlight each day. This marks a gradual recovery from the shorter days of winter, where the sunlight dipped to 10 hours in the preceding months of June and July. Following the peak of summer in January, with its generous 13 hours of daylight, the trend shows a steady progression towards longer days as the year unfolds. This resurgence in daylight not only enhances outdoor activities but also signals the approaching warmth of spring as September continues with another 11 hours of daylight, sustaining this uplifting trend.
In August, Santana de Parnaíba experiences a noticeable shift in its winds, with an average speed of 3.3 m/s (7 mph), marking one of the briskest months of the year. This uptick in wind velocity from the more subdued speeds of 2.5 m/s (6 mph) in the earlier months indicates a refreshing change as the season progresses. As September approaches, the wind speed continues to rise, reaching 3.4 m/s (8 mph), suggesting that late winter is characterized by increasingly lively breezes. This trend showcases the region's dynamic weather patterns, where the cooler months give way to invigorating winds, making August a delightful time for outdoor activities and enjoying the fresh air.
Weather in Santana de Parnaiba varies notably across the year, with each month offering distinct climate conditions. This page compares August’s weather to other months in Santana de Parnaiba, focusing on differences in temperature, rainfall, humidity, and UV levels.
In August, temperatures in Santana de Parnaíba range from a chilly minimum of 6°C (42°F) to a comfortable maximum of 32°C (89°F), with an average of 17°C (63°F). The month sees relatively low precipitation, totaling 55 mm (2.2 in) over about 6 days, and humidity levels maintain at a moderate 65%.
In contrast, January boasts warmer temperatures, with a minimum of 15°C (59°F) and a maximum soaring to 34°C (93°F), averaging at 23°C (74°F). However, this month is considerably wetter, receiving 175 mm (6.9 in) of rainfall across approximately 19 days, and humidity is notably higher at 88%. For more details on January weather, visit Santana de Parnaiba weather in January.
August and February 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 of 17°C (63°F). The month sees relatively low precipitation, with 55 mm (2.2 in) falling over just 6 days and humidity levels around 65%. In contrast, February experiences warmer conditions with minimum temperatures at 15°C (59°F) and maximums reaching 35°C (95°F), averaging 22°C (73°F). This month is significantly wetter, receiving 159 mm (6.3 in) of rain over 17 days and higher humidity at 88%. For a detailed look at weather conditions specific to February, you can check Santana de Parnaiba weather in February.
When comparing the weather in August and March, notable differences become apparent. August features a broader temperature range, with minimums dipping to 6°C (42°F) and maximums rising to 32°C (89°F), resulting in an average temperature of 17°C (63°F). This month experiences lower humidity at 65% and less precipitation—only 55 mm (2.2 in) over 6 days. In contrast, March is warmer overall, with temperatures ranging from a minimum of 13°C (56°F) to a maximum of 33°C (91°F), yielding an average temperature of 22°C (73°F). It also sees higher humidity at 87% and significantly more rainfall, totaling 129 mm (5.1 in) over 15 days. For a closer look at the weather during this month, check out Santana de Parnaiba weather in March.
When comparing the weather in August and April, several notable differences emerge. 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). This month sees precipitation levels at 55 mm (2.2 in) over about 6 days, along with a humidity level of 65%. In contrast, April offers warmer conditions, with minimum temperatures of 11°C (52°F), an average of 20°C (69°F), and a maximum of 31°C (88°F). Rainfall is slightly less than in August, totaling 54 mm (2.1 in) over 7 days, but the humidity is notably higher at 84%. For more detailed information about April's weather, you can check Santana de Parnaiba weather in April.
When comparing the weather in August and May, we see some notable differences. August typically experiences a broader temperature range, with minimums of 6°C (42°F) and maximums reaching up to 32°C (89°F), averaging around 17°C (63°F). In contrast, May has a slightly narrower temperature range, with minimums at 4°C (39°F) and maximums hitting 30°C (86°F), while the average temperature is marginally higher at 18°C (65°F). Precipitation levels are also different, with August receiving 55 mm (2.2 in) over about 6 days, compared to May's 46 mm (1.8 in) over 5 days. Moreover, humidity levels are higher in May at 79%, compared to August's 65%. For more detailed insights, check out Santana de Parnaiba weather in May.
When comparing the weather in August and June, August tends to be warmer, with average temperatures ranging from a minimum of 6°C (42°F) to a maximum of 32°C (89°F), while June has slightly cooler averages of 8°C (47°F) to 27°C (82°F). Precipitation levels in August are slightly higher, with 55 mm (2.2 in) over 6 days, compared to June’s 46 mm (1.8 in) over 5 days. Additionally, humidity is lower in August at 65%, whereas June experiences higher humidity levels at 77%. For more detailed information on June weather, visit Santana de Parnaiba weather in June.
When comparing the weather in August and July, August emerges as a warmer month overall. The minimum temperature in August is significantly higher at 6°C (42°F) compared to July’s 1°C (35°F), and while both months share a similar average temperature of around 17°C (63°F), August boasts a maximum temperature of 32°C (89°F), slightly surpassing July's peak of 29°C (84°F). Additionally, August experiences more precipitation with 55 mm (2.2 in) falling over 6 days, compared to July’s 24 mm (0.9 in) over just 2 days. However, the humidity is slightly lower in August at 65%, versus 72% in July. For more details on July's climate, check out Santana de Parnaiba weather in July.
August and September present notable 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). This month experiences higher humidity at 65% and a total precipitation of 55 mm (2.2 in) over 6 days. By September, temperatures rise slightly, with a minimum of 8°C (47°F) and a maximum of 35°C (95°F), resulting in a warmer average of 20°C (69°F). Additionally, September enjoys reduced precipitation at 38 mm (1.5 in) while maintaining similar rainy days. Humidity also dips to 58%, suggesting a more comfortable feel. For more detailed insights, you can check Santana de Parnaiba weather in September.
August and October present contrasting weather patterns. In August, the 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) and relatively moderate humidity at 65%. The month experiences about 55 mm (2.2 in) of precipitation over 6 days, making for a drier period in comparison to the following month.
In October, however, temperatures increase, with a minimum of 12°C (53°F) and soaring highs of 37°C (99°F), while the average temperature settles at 21°C (70°F). The humidity drops to 50%, but there is a significant increase in rainfall, totaling 115 mm (4.5 in) over approximately 15 days. For a detailed view of what to expect during October, check out this link: Santana de Parnaiba weather in October.
In August, the weather is generally mild with temperatures ranging from a minimum of 6°C (42°F) to a maximum of 32°C (89°F), averaging around 17°C (63°F). The month experiences around 55 mm (2.2 in) of precipitation over about 6 days, with humidity levels at 65%. In contrast, November sees significantly warmer conditions, with temperatures increasing to a minimum of 11°C (52°F) and peaking at 35°C (95°F), averaging 21°C (69°F). Additionally, November is wetter, with 119 mm (4.7 in) of rainfall spread across 14 days and a higher humidity of 75%. For a more detailed look at the climate, you can check Santana de Parnaiba weather in November.
In August, the weather in Santana de Parnaíba is characterized by a mild average temperature of 17°C (63°F), with maximum temperatures reaching up to 32°C (89°F). Precipitation is relatively light at 55 mm (2.2 in) over about 6 days, and humidity levels sit at around 65%. In contrast, December experiences warmer conditions, with an average temperature of 22°C (72°F) and maximums soaring to 34°C (93°F). However, it also brings significantly more rainfall, with 149 mm (5.9 in) spread across 20 days, resulting in higher humidity levels of 80%. For a more detailed look at the December weather, you can visit Santana de Parnaiba weather in December.
As August unfolds in Santana de Parnaíba, the weather presents a delightful mix of warmth and coolness, distinguishing it from the more humid and hotter months of the year. Daytime temperatures can soar up to a comfortable 32°C (89°F), while chilly nights dip down to a refreshing 6°C (42°F), offering a unique day-night contrast rarely felt in the peak summer months. With an average temperature of 17°C (63°F), this transitional month is characterized by a moderate level of humidity at 65%, and it typically sees around 55 mm (2.2 in) of rainfall spread over 6 days. This combination makes August a pleasant time to experience the region's climate, setting the stage for vibrant outdoor activities. For more in-depth insights, explore the detailed Santana de Parnaiba Climate.