July Weather in Petrolina, Brazil

Last updated: August 21, 2025

In July, Petrolina, Brazil, basks in warm tropical weather, showcasing a maximum temperature of 35°C (96°F), while the average hovers around a comfortable 25°C (76°F). With minimum temperatures reaching a cool 17°C (64°F), residents and visitors alike can enjoy pleasant evenings. Notably, the month sees very little rain, accumulating just 6 mm (0.2 in) of precipitation across zero rainy days, making it an ideal time for outdoor activities. The humidity level at 68% adds a slight tropical touch, ensuring that the air feels invigorating while enjoying this vibrant region.

July Temperature in Petrolina

In July, Petrolina experiences a slight dip in temperatures, with minimums reaching around 17°C (64°F), while the average hovers at a comfortable 25°C (76°F). This month sees a gradual transition into cooler days, as the maximum temperatures plateau at 35°C (96°F), indicating a respite from the intense heat of the preceding months. July stands out as a time when the city experiences its coolest weather of the year, notably lower than the consistent warmth of January through June, showcasing how Petrolina's climate gently shifts towards a more moderate summer experience. As temperatures start to cool, it offers a pleasant backdrop for enjoying the region’s vibrant outdoor culture and charming landscapes.

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

The chart illustrates July 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, July 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.

July Precipitation in Petrolina

In July, Petrolina experiences a notable drop in precipitation, with only 6 mm (0.2 in) recorded, making it one of the driest months of the year. This month typically sees zero days of rainfall, continuing the trend established in June, which also had minimal precipitation. The transition into the dry season is marked by a significant decrease from the heavier rains of earlier months like February, where nearly 69 mm (2.7 in) fell over 10 days. This sharp decline is part of Petrolina's climatic pattern, leading into the drier late winter months, and sets the stage for the following months, where precipitation remains sparse, highlighting the region's characteristic arid climate.

July Precipitation Trends in Petrolina

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

In July, Petrolina experiences a significant drop in humidity, reaching 68%, which is one of the lowest levels of the year. This decline follows a gradual decrease from the sweltering heights of 92% in March and 90% in April, showcasing a clear trend towards drier conditions as the year progresses. As the region transitions into late summer, humidity continues to decrease, hitting a low of 62% in August, before settling at even lower levels in the subsequent months. This trend not only enhances the comfort of outdoor activities during July but also signals a shift towards a more arid climate as the seasons change. The fluctuation in humidity throughout the year highlights Petrolina's unique weather patterns, where the heat is complemented by varying moisture levels, particularly evident during the cooler and drier months that follow.

July Average Humidity in Petrolina

This chart illustrates the average monthly humidity levels in Petrolina, with July’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In July, 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 July generated using information from the Copernicus Climate Change Service.

July UV Index in Petrolina

In July, Petrolina, Brazil, experiences a UV Index of 11, marking it as an extreme exposure category with a burn time of just 10 minutes. This month continues a trend observed since the beginning of the year, where UV Index levels have consistently remained high, averaging between 10 and 15. The persistent extreme UV exposure highlights the importance of sun protection throughout the year, especially during the hotter months. As summer approaches, residents and visitors alike should be vigilant, applying sunscreen and wearing protective clothing to minimize the risk of sunburn. For more detailed insights, visit Petrolina UV Index.

Maximum UV Index Levels in Petrolina for July

The chart shows the monthly maximum UV Index (UVI) for Petrolina in July, 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 July, the maximum UV index in Petrolina typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec151415141210111213141514
Data source: Petrolina July 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.

July Sunshine in Petrolina

In Petrolina, Brazil, July shines brightly with an impressive 284 hours of sunshine, continuing a trend of robust sunshine throughout the winter months. Following June’s 275 hours, July enjoys a slight uplift, setting the stage for the sunnier days ahead. As the year progresses, the region showcases a consistent pattern of increasing sunshine, with August and September both boasting 317 hours each. This gradual rise culminates in October’s peak of 350 hours, marking the onset of the warmer, more radiant months. Overall, the data reveals a captivating narrative of sunlight abundance, enhancing the region's allure for those seeking warmth and brightness even in winter.

Monthly Sunshine Duration in Petrolina: July Highlighted

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

Chance of Sun in Petrolina During July

In Petrolina, Brazil, July boasts a 44% chance of sunny weather, continuing a trend of increasing sunshine as the year progresses. Following a notable spike in June with 61%, July maintains a robust level of sunlight before transitioning into the more consistently sunny months of August and September, which see chances rise to 60% and 69%, respectively. This mid-year period stands out as a delightful balance between the sunnier late winter months and the rainier seasonal variations experienced earlier in the year. Thus, July presents a favorable opportunity for outdoor activities, allowing residents and visitors alike to enjoy the bright Brazilian skies.

Percentage of Sunny Days in July in Petrolina

The chart illustrates the percentage of sunny days in Petrolina throughout the year, with July 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 July chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Petrolina in July

In Petrolina, Brazil, the daylight duration exhibits a predictable rhythm throughout the year, with a notable shift as July arrives. While January through March bask in a generous 12 hours of daylight, the transition to the mid-year months sees a gradual decrease, with April to June offering 11 hours. July maintains this trend, contributing to the sense of a steady, serene winter. However, as the year progresses into September, daylight begins to stretch once again, returning to the generous 12 hours seen earlier in the year. This cyclical pattern not only marks the changing seasons but also enriches the vibrant atmosphere of Petrolina, inviting both residents and visitors to enjoy the diverse outdoor activities the region has to offer.

Average Daylight Hours in Petrolina for July

The chart illustrates the variation in daylight duration in Petrolina throughout the year, with July 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.

July Winds in Petrolina

In July, Petrolina, Brazil experiences a noticeable uptick in wind activity, with an average wind speed of 5.6 m/s (13 mph), marking it as one of the breeziest months of the year. This increase flows from the steady rise in wind speeds observed since May, where winds began to pick up, culminating in the swiftest breezes of the season. Notably, August continues this trend with an even higher average of 6.1 m/s (14 mph), suggesting that the region enjoys its peak windy conditions during the second half of the year. The data reveals a clear pattern where the winds grow stronger in the mid-year months, providing a refreshing contrast to the calmer breezes seen from November to March.

Average July Wind Speed in Petrolina

The chart displays monthly wind speed patterns in Petrolina, with values for each month shown alongside July's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how July's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec4.53.34.14.25.05.15.6 m/s6.15.34.73.83.4
Data source: Petrolina July wind data, generated using information from the Copernicus Climate Change Service.

How July 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 July’s weather to other months in Petrolina, focusing on differences in temperature, rainfall, humidity, and UV levels.

July and January present contrasting weather patterns in Petrolina. In July, temperatures are milder with a minimum of 17°C (64°F) and an average of 25°C (76°F), while January sees warmer conditions, with a minimum of 21°C (70°F) and an average high of 29°C (84°F). Precipitation levels in July are minimal, with only 6 mm (0.2 in) and no rainy days, whereas January experiences more humidity at 86% and a total of 26 mm (1.0 in) of rainfall over four days. For more details about the weather in January, check Petrolina weather in January.

When comparing the weather between July and February, it's clear that February is typically warmer and wetter. In February, temperatures range from a minimum of 21°C (70°F) to a maximum of 38°C (100°F), with an average of 28°C (83°F). In contrast, July features more moderate temperatures, with a minimum of 17°C (64°F) and a maximum of 35°C (96°F), averaging 25°C (76°F). Humidity levels are higher in February at 90%, compared to 68% in July. February also sees significant rainfall, with 69 mm (2.7 in) over approximately 10 days, whereas July typically has no rainfall. For a detailed look at February's weather in Petrolina, you can visit Petrolina weather in February.

In comparing the weather conditions of July and March, it's evident that both months bring distinctive climates. July typically enjoys milder temperatures, with averages around 25°C (76°F) and a maximum of 35°C (96°F), while experiencing minimal rainfall of just 6 mm (0.2 in) and high humidity at 68%. In contrast, March is characterized by warmer temperatures, boasting an average of 28°C (83°F) and a maximum reaching 38°C (100°F). However, March is also much wetter, with 59 mm (2.3 in) of precipitation occurring over approximately 9 rainy days, contributing to a higher humidity level of 92%. For more detailed insights, you can explore Petrolina weather in March.

When comparing the weather in July and April, notable differences emerge in both temperature and precipitation. July typically experiences milder conditions with average temperatures ranging from a minimum of 17°C (64°F) to a maximum of 35°C (96°F), while April sees warmer averages with temperatures varying from 21°C (70°F) to a scorching 37°C (98°F). Additionally, July is characterized by minimal precipitation, recording only 6 mm (0.2 in) over 0 days, in stark contrast to April, which tends to be much wetter, accumulating 40 mm (1.6 in) across 7 days of rain. The humidity levels also reflect this change, with July being less humid at 68%, compared to April's higher humidity of 90%. For more details about the climate during this month, check out Petrolina weather in April.

In comparing the weather of July and May, notable differences emerge. July features a milder temperature range with a minimum of 17°C (64°F) and an average of 25°C (76°F), peaking at 35°C (96°F). Additionally, it benefits from minimal precipitation—just 6 mm (0.2 in) over 0 days—with humidity at a moderate 68%. In contrast, May experiences a hotter climate with a minimum temperature of 19°C (66°F), an average of 27°C (80°F), and a maximum of 38°C (100°F). This month also sees higher precipitation at 13 mm (0.5 in) over 2 days and elevated humidity levels at 84%. For a detailed look into the weather conditions during May, you can visit Petrolina weather in May.

In comparing the weather between June and July, both months exhibit similar average temperatures, hovering around 25°C (76°F). However, July experiences slightly lower minimum temperatures at 17°C (64°F), while June's minimum stands at 18°C (64°F). Although both months see maximum temperatures reaching a high of 35°C (95°F to 96°F), July enjoys slightly less rainfall with only 6 mm (0.2 in) and no days of precipitation, compared to June's 7 mm (0.3 in) of rain over one day. Humidity levels are also lower in July at 68%, compared to June's 76%, making July generally feel a bit drier. For more insights on weather patterns, you can check Petrolina weather in June.

In July, the weather is characterized by warm temperatures with a minimum of 17°C (64°F) and an average of 25°C (76°F), reaching a high of 35°C (96°F). The month sees minimal precipitation at just 6 mm (0.2 in) with no rainy days, and humidity levels are relatively high at 68%.

In contrast, August maintains similar temperature ranges, with a minimum of 17°C (63°F) and an average of 25°C (78°F), but it slightly increases to a maximum of 36°C (97°F). Precipitation decreases to 4 mm (0.1 in) without any rainy days, and humidity drops to a more comfortable 62%. For more insights into the specific weather conditions of this period, you can refer to Petrolina weather in August.

In comparing the weather of July and September, July features a slightly cooler temperature range with a minimum of 17°C (64°F) and an average of 25°C (76°F), while September sees milder nights with a minimum of 19°C (66°F) and a higher average of 27°C (81°F). Notably, September can experience warmer daytime temperatures, peaking at a maximum of 39°C (103°F), compared to July's maximum of 35°C (96°F). Both months have very low precipitation, with July recording 6 mm (0.2 in) over zero rainy days and September slightly less at 3 mm (0.1 in) also over zero rainy days. Additionally, the humidity drops significantly in September to 56%, making it a more comfortable month overall. For more details, you can check Petrolina weather in September.

In July, the weather is generally mild with temperatures ranging from a minimum of 17°C (64°F) to a maximum of 35°C (96°F), averaging around 25°C (76°F). The month is characterized by low precipitation, with only 6 mm (0.2 in) over the course of 0 rainy days, and humidity levels hovering at 68%. In contrast, October sees warmer conditions, with temperatures reaching a minimum of 20°C (69°F) and peaking at 38°C (102°F), averaging 29°C (84°F). The month experiences slightly higher precipitation at 12 mm (0.5 in), spread over 2 rainy days, and a lower humidity level of 51%. For a more detailed look at how October weather unfolds, you can check Petrolina weather in October.

When comparing the weather in July and November, it's evident that November is characterized by higher temperatures and increased humidity. In July, temperatures range from a minimum of 17°C (64°F) to a maximum of 35°C (96°F), with an average of 25°C (76°F) and very little precipitation. In contrast, November sees temperatures with a minimum of 21°C (69°F) and can peak at a scorching 39°C (103°F), averaging around 29°C (84°F). Additionally, November experiences 21 mm (0.8 in) of precipitation over four days, suggesting a more humid atmosphere with a humidity level of 44%, compared to July's 68%. For more detailed insights, you can check this link: Petrolina weather in November.

In July, the weather is characterized by milder temperatures ranging from a minimum of 17°C (64°F) to a maximum of 35°C (96°F), with an average of 25°C (76°F). This month experiences little precipitation, averaging only 6 mm (0.2 in) and typically has no rainy days, alongside a humidity level of 68%. In contrast, December sees warmer temperatures, with a minimum of 21°C (70°F), an average of 29°C (84°F), and a high reaching 39°C (103°F). Additionally, this month is wetter, with 41 mm (1.6 in) of rain over about 5 days and a drop in humidity to 59%. For more specific details on conditions, you can check Petrolina weather in December.

Compare Petrolina's Climate with Cities Worldwide

Conclusion: What to Expect From July Weather in Petrolina

As July rolls in, Petrolina offers a delightful reprieve from the heat of the previous months. With a maximum temperature reaching a comfortable 35°C and an average of 25°C, this month stands out for its inviting warmth. Unlike the often rain-soaked summer months, July boasts an impressive record of zero precipitation days, allowing for plenty of sunshine and outdoor activities. The humidity lingers at a moderate 68%, providing a pleasant atmosphere without the heaviness of the earlier rainy season. For a deeper dive into the year-round climate trends, visit Petrolina Climate and discover how this charming city balances warmth and dryness in July.