Petrolina Weather & Climate: Best Time to Visit
Average temperatures, rainfall, sunshine and the best time to visit Petrolina.
Climate overview of Petrolina
Petrolina, Pernambuco, Brazil, enjoys a steady climate throughout the year, with daytime temperatures typically around 34°C (93°F). October is the warmest month at 36°C (97°F), while July is the coolest at 31°C (88°F).
With around 440 mm (17 in) of annual rainfall, Petrolina has a fairly dry climate. However, it has a distinct dry season from May to November. The wettest month is March, while September sees the least rain. The sunniest month is August, with 8.8 hours of sunshine per day on average.
Petrolina Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Petrolina - and find the best time to visit.
Monthly Temperature in Petrolina
The temperature in Petrolina remains steady throughout the year, providing a consistently very hot climate. Average daytime temperatures reach a very hot 36°C (97°F) in October. In July, the coolest month of the year, temperatures drop to a very warm 31°C (88°F).
At night, temperatures range from around 23°C (73°F) in October to 20°C (68°F) in July.
Check out our detailed temperature page for more information.
Temperature ranges by month
Rainfall in Petrolina
Petrolina maintains relatively dry conditions year-round, recording average annual precipitation of 440 mm (17 in). Petrolina can be quite wet during March, receiving approximately 90 mm (3.5 in) of precipitation over 23 rainy days.
In contrast, during the driest month (September), you will experience much drier conditions, with 2.9 mm (0.1 in) of precipitation spread across 13 rainy days. For more details, please visit our Petrolina Precipitation page.
The mean monthly precipitation over the year, including rain, hail, and snow
The average number of days each month with precipitation
Sunshine Hours in Petrolina
Petrolina experiences moderate variation in sunshine hours across the seasons. With 8.8 hours daily sunshine in August, it dips to 6.9 hours in June, offering a balanced mix of sunny and overcast days.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Humidity in Petrolina by Month
The relative humidity is moderate throughout the year in Petrolina.
The city experiences its highest humidity in April, reaching 70%. In September, the humidity drops to its lowest level at 48%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Best Time to Visit Petrolina
Monthly ratings reflect general weather comfort, based on daytime temperature and rainfall. Swimming and winter conditions are highlighted separately where relevant.
- Best overall: June, July and August
- Warmest weather: January, September, October, November and December
- Most sunshine: August, September, October and November
- Fewest rainy days: October and November
- Seasonal pattern: A distinct dry season from May to November
Frequently asked questions about the climate in Petrolina
What is the best time to visit Petrolina?
June, July and August typically offer the most optimal weather in Petrolina. In contrast, January, February, March, April, September, October, November and December tend to have less optimal conditions. Petrolina has a distinct dry season from May to November.
What temperatures can I expect in Petrolina?
Daytime highs range from 31°C (88°F) in July to 36°C (97°F) in October. Nighttime lows range from 20°C (68°F) to 23°C (73°F). Temperatures stay relatively stable year-round.
How much rain does Petrolina get?
Annual rainfall is around 440 mm (17 in). March is the wettest month with 90 mm (3.5 in), while September is the driest with 2.9 mm (0.1 in).
How sunny is Petrolina?
Petrolina receives around 2,847 hours of sunshine per year. August is the sunniest month with 264 hours, while June is the cloudiest with just 206 hours. Overall, Petrolina enjoys abundant sunshine.
Petrolina 3-Day Forecast
Petrolina on the map
Petrolina is highlighted - select any city to see its climate.
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