August Weather in Petrolina, Brazil

Last updated: August 21, 2025

In August, Petrolina, Brazil, experiences a warm climate characterized by a maximum temperature soaring to 36°C (97°F) and a pleasant average of 25°C (78°F), making it ideal for outdoor activities. The month records a minimum of 17°C (63°F), adding a touch of coolness to the evenings. With only 4 mm (0.1 in) of precipitation and zero rainy days, the humidity stands at a moderate 62%, creating an inviting atmosphere for residents and visitors alike. Enjoy the sun-drenched days and clear skies that define this vibrant Brazilian destination!

August Temperature in Petrolina

In Petrolina, Brazil, August marks a transitional phase in temperatures as the region begins to shift from the cooler months into the warmer season. With minimums reaching a comfortable 17°C (63°F) and an average temperature of 25°C (78°F), the weather is mild yet inviting. The maximum daily temperature climbs to 36°C (97°F), hinting at the heat to come in the following months. This gradual rise reflects a trend seen throughout the year, where temperatures start cooler in the winter months and steadily increase towards the peak of summer. As August progresses, residents and visitors can enjoy the pleasant warmth before the sweltering heat of September sets in, showcasing Petrolina's dynamic climate and the charm of its evolving seasons.

August Weather in Petrolina: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Petrolina, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Petrolina, August typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec848383828078767780848483
Data source: Temperature data for Petrolina generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

August Precipitation in Petrolina

In August, Petrolina, Brazil enters its driest phase, receiving a mere 4 mm (0.1 in) of precipitation over no recorded rainy days. This stark reduction follows a trend of diminishing rainfall that began in the earlier months, with precipitation peaking in February at 69 mm (2.7 in) and steadily declining to this season's low. As the dry spell continues through August, it highlights both the harsh climate and the typical pattern for this region, where a few sporadic showers can still bring much-needed relief before a slight uptick in rain resumes in the following months. The contrast in August serves as a reminder of the seasonal shifts, underscoring the resilience required in this arid environment.

August Precipitation Trends in Petrolina

The chart displays monthly precipitation patterns in Petrolina, with values for each month alongside August’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August’s conditions compare to those of other months. In Petrolina, August typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec26695940137643122141
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Petrolina

In August, Petrolina, Brazil experiences its lowest humidity levels of the year at a refreshing 62%. This month marks a notable decline from the peak levels seen earlier in the year, where humidity reached an average of 86% in January and soared to 92% by March. As the dry season unfolds, humidity continues to drop, with September and October following suit at 56% and 51%, respectively. This trend reflects a gradual shift towards a drier climate, providing respite from the moist air of previous months and making August an ideal time for outdoor activities in this vibrant region.

August Average Humidity in Petrolina

This chart illustrates the average monthly humidity levels in Petrolina, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in Petrolina is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%91%92%90%84%76%68%62%56%51%44%59%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Petrolina

In August, Petrolina, Brazil, experiences a UV Index of 12, categorized as extreme, with a burn time of just 10 minutes. This trend reflects a continuation of the region's high UV levels that have persisted since January, which started at a staggering 15. While August sees a slight dip from the peak months, the intensity remains considerable, emphasizing the need for protective measures against the sun. As the months progress, UV exposure remains a critical consideration, with September expected to increase slightly to 13. For those planning outdoor activities, staying informed is essential; learn more about the UV Index in Petrolina here.

Maximum UV Index Levels in Petrolina for August

The chart shows the monthly maximum UV Index (UVI) for Petrolina in August, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues. In August, the maximum UV index in Petrolina typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec151415141210111213141514
Data source: Petrolina August UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

August Sunshine in Petrolina

In Petrolina, Brazil, August serves up a delightful 317 hours of sunshine, marking a significant uptick compared to the preceding months. This month aligns with the sunny trends seen in March and September, both also basking in 317 hours. Notably, this burst of sunlight sets the stage for a vibrant atmosphere as the year transitions towards the drier months of October and November, which boast even more impressive totals of 350 and 326 hours, respectively. The consistent sunshine throughout late winter and into early spring showcases Petrolina's warm climate, making it an appealing destination for sun-seekers and outdoor enthusiasts alike.

Monthly Sunshine Duration in Petrolina: August Highlighted

The August sunshine duration represents the total number of hours Petrolina experiences direct sunlight during the month of August, excluding cloudy or obstructed periods. This chart compares the sunshine duration of August with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec279h295h334h308h295h275h284h317h317h350h326h325h
Data source: Petrolina August Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Petrolina During August

In Petrolina, Brazil, August marks a significant peak in sunny weather likelihood, boasting a 60% chance of sun. This month continues a trend observed in the earlier half of the year, where sunny probabilities rise notably, especially from June’s 61%. As summer transitions to early spring in the Southern Hemisphere, the likelihood of clear skies remains high, culminating in a dry spell that invites outdoor activities. Following August, September offers an even brighter outlook with a 69% chance of sunshine, solidifying this period as a delightful time for sun-seekers. This upward trend in sunshine is a refreshing contrast to the gloomier months of November and December, making August a prime time for enjoying the vibrant landscape of Petrolina.

Percentage of Sunny Days in August in Petrolina

The chart illustrates the percentage of sunny days in Petrolina throughout the year, with August highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Petrolina experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec35%31%45%33%44%61%44%60%69%59%29%17%
Data source: Petrolina August chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Petrolina in August

In Petrolina, Brazil, August marks a transition in daylight duration, as the city experiences approximately 11 hours of sunlight each day. This trend reflects a gradual shift from the extended daylight of the earlier months, where January through March offer a consistent 12-hour span. As the year progresses into the cooler months from April to August, daylight decreases slightly, settling at 11 hours. Interestingly, as September arrives, the days begin to lengthen again, revisiting the 12-hour mark that characterizes nearly half of the year. This rhythmic pattern of daylight not only influences daily activities but also highlights the unique climatic consistency of this region throughout the seasons.

Average Daylight Hours in Petrolina for August

The chart illustrates the variation in daylight duration in Petrolina throughout the year, with August highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec12h 35m12h 23m12h 7m11h 52m11h 39m11h 34m11h 37m11h 48m12h 2m12h 18m12h 31m12h 39m
Data source: Petrolina daylight hours, calculated by summing the hours between sunrise and sunset for each day.

August Winds in Petrolina

In Petrolina, Brazil, August marks a notable peak in wind activity, with average wind speeds reaching 6.1 m/s (14 mph). This increase follows a steady upward trend beginning in the warmer months, where winds gradually intensified from 4.5 m/s in January to 5.6 m/s in July. August stands out not just as the windiest month of the year, but also as a transition into a more temperate season, heralding the arrival of spring. Although wind speeds dip slightly in September, the overall trend highlights a period of increasing breeziness during the heart of the year, making the August winds a refreshing contrast to the calmer months that precede it. This seasonality not only affects the local climate but also enriches the cultural tapestry of the region, as residents and visitors alike embrace the invigorating gusts that define Petrolina's vibrant landscape.

Average August Wind Speed in Petrolina

The chart displays monthly wind speed patterns in Petrolina, with values for each month shown alongside August's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how August's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec4.53.34.14.25.05.15.66.1 m/s5.34.73.83.4
Data source: Petrolina August wind data, generated using information from the Copernicus Climate Change Service.

How August Weather in Petrolina Compares to Other Months

Weather in Petrolina varies notably across the year, with each month offering distinct climate conditions. This page compares August’s weather to other months in Petrolina, focusing on differences in temperature, rainfall, humidity, and UV levels.

When comparing the weather in August and January, notable differences emerge. August typically sees more moderate temperatures, with a minimum of 17°C (63°F) and an average of 25°C (78°F), while January experiences warmer conditions, with a minimum of 21°C (70°F) and an average of 29°C (84°F). Additionally, January has higher humidity at 86%, compared to August's 62%, making it feel more oppressive. While August enjoys virtually no rainfall, January experiences about 26 mm (1.0 in) of precipitation over four days. For more detailed information, you can check Petrolina weather in January.

In comparing the weather of August and February, August tends to be warmer during the day with average temperatures around 25°C (78°F) and maximums reaching up to 36°C (97°F). However, it boasts relatively low humidity at 62% and almost no precipitation, making it a drier month. In contrast, February features slightly higher average temperatures at 28°C (83°F), with maximums hitting a scorching 38°C (100°F). The humidity is significantly higher at 90%, and it experiences more rainfall, with 69 mm (2.7 in) spread over 10 days, leading to a more humid and wet atmosphere. For more detailed information, check out Petrolina weather in February.

When comparing the weather in August and March, notable differences emerge in terms of temperature and precipitation. August features a milder climate with average temperatures ranging from 17°C (63°F) to a high of 36°C (97°F), and it remains relatively dry with only 4 mm (0.1 in) of precipitation and no rainy days. In contrast, March tends to be warmer with minimum temperatures of 21°C (70°F) and highs reaching 38°C (100°F), accompanied by significantly higher rainfall at 59 mm (2.3 in) over 9 days, resulting in a much higher humidity level of 92%. For more detailed insights into March weather, you can visit Petrolina weather in March.

The weather in April and August presents a stark contrast in Petrolina. April typically enjoys warmer temperatures, with a minimum of 21°C (70°F) and an average high of 37°C (98°F), while August's temperatures are milder, ranging from a minimum of 17°C (63°F) to an average maximum of 36°C (97°F). Notably, April experiences significantly more rainfall, with about 40 mm (1.6 in) spread over 7 days, contributing to a higher humidity level of 90%. In contrast, August boasts a dry climate, receiving only 4 mm (0.1 in) of precipitation over the month, resulting in a humidity rate of 62%. For more detailed information about April's weather, you can visit Petrolina weather in April.

When comparing the weather in August and May, August tends to be slightly cooler with average temperatures ranging from a minimum of 17°C (63°F) to a maximum of 36°C (97°F). In contrast, May experiences higher average temperatures, with a minimum of 19°C (66°F) and a maximum of 38°C (100°F). Additionally, August is much drier, receiving only 4 mm of precipitation over no days, while May has more rainfall, totaling 13 mm over 2 days. The humidity is also notably higher in May at 84%, compared to August's 62%. For more details on May weather in Petrolina, you can visit Petrolina weather in May.

In comparing the weather of August and June, we see some interesting similarities and differences. Both months have an average temperature of 25°C (78°F), but June tends to be slightly cooler at night, with a minimum temperature of 18°C (64°F) compared to August's 17°C (63°F). August offers a higher maximum temperature, reaching up to 36°C (97°F), while June peaks at 35°C (95°F). Interestingly, June experiences more precipitation, with an average of 7 mm (0.3 in) over one day, whereas August is remarkably dry with no recorded precipitation. Humidity levels are also noteworthy; June's humidity stands at 76%, which is higher than August's 62%. For a closer look at June's weather specifics, you can check out Petrolina weather in June.

In comparison to July, August experiences similar temperature trends, with both months featuring minimum temperatures around 17°C (63°F-64°F) and average highs of 25°C (78°F) for August and 25°C (76°F) for July. However, August usually enjoys slightly warmer maximum temperatures, reaching up to 36°C (97°F), compared to July's 35°C (96°F). Precipitation levels are lower in August, with only 4 mm recorded compared to 6 mm in July, both months experiencing no rainy days. Humidity also decreases slightly from July's 68% to August's 62%, providing a more comfortable feel. For a detailed overview of July’s weather conditions, refer to Petrolina weather in July.

In August, the weather features a minimum temperature of 17°C (63°F), with an average of 25°C (78°F) and a peak reaching 36°C (97°F). Rainfall is minimal at just 4 mm (0.1 in), with no rainy days and a humidity level of 62%.

In contrast, September shows a slight increase in temperatures, with a minimum of 19°C (66°F), an average of 27°C (81°F), and a maximum of 39°C (103°F). Precipitation remains low at 3 mm (0.1 in) over no rainy days, but humidity drops to 56%. The warmer, drier conditions of September can be explored further in detail at Petrolina weather in September.

In August, the weather tends to be warm and dry, with temperatures ranging from a minimum of 17°C (63°F) to a maximum of 36°C (97°F), and an average of 25°C (78°F). The month usually sees no rainfall, contributing to a humidity level of 62%. In contrast, October experiences a slightly higher minimum temperature of 20°C (69°F) and an average temperature of 29°C (84°F), with maximums reaching up to 38°C (102°F). Additionally, October sees a shift in conditions with 12 mm (0.5 in) of precipitation over 2 days and lower humidity at 51%. For more details on weather specifics in October, check out Petrolina weather in October.

In August, temperatures in Petrolina typically range from a minimum of 17°C (63°F) to a maximum of 36°C (97°F), with an average of 25°C (78°F). This month is characterized by low humidity at 62% and virtually no precipitation, making it a dry and warm period. In contrast, November sees slightly higher minimum temperatures of 21°C (69°F) and an average of 29°C (84°F), with maximums reaching up to 39°C (103°F). Unlike August, November experiences increased precipitation, averaging 21 mm (0.8 in) over four days, coupled with lower humidity levels at 44%. For more details on November weather, you can read Petrolina weather in November.

In August, the weather in Petrolina is characterized by milder temperatures, with a minimum of 17°C (63°F) and an average of 25°C (78°F), reaching highs of 36°C (97°F). The month typically experiences very little precipitation, averaging only 4 mm (0.1 in) over no rainy days and a humidity level of 62%. In contrast, December sees warmer conditions, with minimum temperatures rising to 21°C (70°F) and an average of 29°C (84°F), peaking at a maximum of 39°C (103°F). This month also brings more rainfall, totaling 41 mm (1.6 in) across about 5 days, and a slightly lower humidity level of 59%. For more specific details about the December climate, you can check out Petrolina weather in December.

Compare Petrolina's Climate with Cities Worldwide

Conclusion: What to Expect From August Weather in Petrolina

In August, Petrolina experiences a unique and favorable climate, characterized by warm temperatures and low precipitation, making it distinct from the wetter months that often precede and follow it. With an average temperature of 25°C and virtually no rainfall, this month invites residents and visitors alike to enjoy outdoor activities under a clear sky. The relative humidity at 62% offers a comfortable atmosphere, contrasting sharply with the sticky conditions of earlier months. For those planning to explore this vibrant region, August presents an excellent opportunity, and you can discover more about the city's climate dynamics in detail at Petrolina Climate.