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Petrolina
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Petrolina Weather and Climate: A Comprehensive Guide

Petrolina has a steady very warm climate throughout the year. It typically sees modest rainfall throughout the year. Let’s explore the climate details in depth to provide you with a complete overview.

Average maximum day and minimum night temperature

In Petrolina temperatures are generally consistent throughout the year. Typically, average maximum daytime temperatures range from a very hot 36°C in October to a very warm 31°C in the coolest month, August.

Nights are cooler, with lows often dropping to around 20°C during the colder months. Check out our detailed temperature page for more information.

Temperature ranges by month

Precipitation and rainy days

Petrolina's climate is marked by below-average rainfall, accumulating 440 mm of precipitation yearly. The climate in Petrolina shows significant variation throughout the year. Expect moderate rainfall in March, with an average of 90 mm of precipitation over 23 rainy days.

In contrast, September offers drier and sunnier days, with around 2.9 mm of rainfall over 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 over the year

Petrolina offers a pleasant mix of sunny and slightly overcast days. The difference in sunshine hours between August (8.8 hours daily) and June (6.9 hours daily) provides a bit of variety for visitors and residents. Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Daily hours of sunshine

Average humidity

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%. Explore our detailed page on humidity levels for further details.

Relative humidity over the year

Forecast for Petrolina

Sun   Dec 22
36°C | 24°C
E 4 m/s
almost clear and no rain

almost clear and no rain

hourly forecast
Mon   Dec 23
36°C | 25°C
E 4 m/s
0.1 mm
partly cloudy and small chance of slight rain

partly cloudy and small chance of slight rain

hourly forecast
Tue   Dec 24
36°C | 25°C
E 4 m/s
clear and no rain

clear and no rain

hourly forecast
5-Day Forecast 10-Day Forecast

The best time of year to visit Petrolina in Brazil

Other facts from our historical weather data:
  • Does Petrolina have a dry season?
    Yes, the months of May, June, July, August, September and October are very dry.
  • Which is the hottest month in Petrolina?
    October has an average maximum temperature of 36°C and is the hottest month of the year.
  • Which is the coolest month in Petrolina?
    The coolest month is August with an average maximum temperature of 31°C.
  • Which is the wettest month in Petrolina?
    March tops the wettest month list with 90 mm of rainfall.
  • Which is the driest month in Petrolina?
    September is the driest month with 3 mm of precipitation.
  • Which is the sunniest month in Petrolina?
    August is the sunniest month with an average of 264 hours of sunshine.

    • No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.

     

     


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