The best times to visit Petrolina for ideal weather are

September 10th to March 11th

or

September 10th to December 16th

based on average temperature and humidity from NOAA (the National Oceanic and Atmospheric Administration). Read below for more weather and travel details.

 

 


Other Petrolina Travel Info

Weather in Petrolina

Temperature

Average temperatures in Petrolina vary little. Considering humidity, temperatures feel hot all year with a low chance of precipitation most of the year. The area is less temperate than some — in the 23rd percentile for pleasant weather — compared to tourist destinations worldwide. Weeks with ideal weather are listed above. If you’re looking for the very warmest time to visit Petrolina, the hottest months are November, January, and then December. See average monthly temperatures below. The warmest time of year is generally late November to early December where highs are regularly around 98°F (36.7°C) with temperatures rarely dropping below 74.3°F (23.5°C) at night.

Petrolina Temperatures (Fahrenheit)

Key
High
Average
Low

Petrolina Temperatures (Celsius)

Key
High
Average
Low

“Feels-Like” Temperatures

The way we experience weather isn’t all about temperature. Higher temperatures affect us much more at higher humidity, and colder temperatures feel piercing with high winds. Our perceived temperatures factor in humidity and wind chill to better represent how hot or cold the day feels to a person.

Petrolina Perceived Temperature (F)

Key
High
Average
Low

Petrolina Perceived Temperature (C)

Key
High
Average
Low

 

Average Petrolina Temperatures by Month

Daily highs (averaged for the month) usually give the best indication of the weather. A significantly lower mean and low generally just means it gets colder at night.

Show Fahrenheit

Month Avg. High (°F) Avg. Mean (°F) Avg. Low (°F)
Jan 97.1 89.2 74.2
Feb 96 88.2 73.9
Mar 96.3 88.9 74.7
Apr 93.9 86.7 74.1
May 88.5 82.1 72.1
Jun 86.6 79.7 69.6
Jul 85.4 77.9 68
Aug 87.3 79.8 68.2
Sep 91.2 82.9 69.7
Oct 94.1 86.4 72.1
Nov 97.1 89.4 73.6
Dec 97 89.1 74.1

Show Celsius

Month Avg. High (°C) Avg. Mean (°C) Avg. Low (°C)
Jan 36.2 31.8 23.4
Feb 35.6 31.2 23.3
Mar 35.7 31.6 23.7
Apr 34.4 30.4 23.4
May 31.4 27.8 22.3
Jun 30.3 26.5 20.9
Jul 29.7 25.5 20
Aug 30.7 26.6 20.1
Sep 32.9 28.3 20.9
Oct 34.5 30.2 22.3
Nov 36.2 31.9 23.1
Dec 36.1 31.7 23.4

 


 

Precipitation (Rain or Snow)

If dry weather is what you’re after, the months with the lowest chance of significant precipitation in Petrolina are November, January, and then October. Note that we define “significant precipitation” as .1 inches or more in this section. The lowest chance of rain or snow occurs around early October. For example, on the week of October 1st there are no days of precipitation on average. By contrast, it’s most likely to rain or snow in early August with an average of 2 days of significant precipitation the week of July 30th.

When can you find snow in Petrolina? Weather stations report no annual snow. Please note that a value of 0 for snow in the graph below may either mean there was no snow, or that snow is unreported.

Chance of Precipitation

The graph below shows the % chance of rainy and snowy days in Petrolina.

Key
Days with precipitation

Snow on the Ground

The graph below shows the average snow on the ground in Petrolina (in).

Key
Snow depth

Average Rain and Snow by Month

Show Inches

Month Daily Chance of Rain Average Snow Depth (in) Total Precipitation (in)
Jan 3% 0 0.6
Feb 7% 0 1.4
Mar 6% 0 1.2
Apr 15% 0 2.8
May 20% 0 2.8
Jun 14% 0 1.3
Jul 21% 0 2.1
Aug 14% 0 1.3
Sep 5% 0 0.5
Oct 4% 0 0.8
Nov 2% 0 0.2
Dec 5% 0 1.6

Show Centimeters

Month Daily Chance of Rain Average Snow Depth (cm) Total Precipitation (cm)
Jan 3 0 1.5
Feb 7 0 3.6
Mar 6 0 3
Apr 15 0 7.1
May 20 0 7.1
Jun 14 0 3.3
Jul 21 0 5.3
Aug 14 0 3.3
Sep 5 0 1.3
Oct 4 0 2
Nov 2 0 0.5
Dec 5 0 4.1

 

Humidity and Wind

Petrolina has some humid months, and slightly dry months in the opposite season. The least humid month is November (34.2% relative humidity), and the most humid month is July (64.7%).

Wind in Petrolina is usually moderate. The windiest month is September, followed by October and August. September’s average wind speed of around 9.7 knots (11.1 MPH or 17.9 KPH) is considered “a gentle breeze.” Maximum sustained winds (the highest speed for the day lasting more than a few moments) are at their highest in late September where average top sustained speeds reach 14.7 knots, which is considered a moderate breeze.

Relative Humidity (%)

The graph below shows the average % humidity by month in Petrolina.

Key
Avg. Relative Humidity

Wind

The graph below shows wind speed (max and average) in knots.

Key
Max Sustained Wind
Average Daily Wind

Average Wind Speeds

Show Wind Speeds

All wind speeds are in knots. 1 knot = 1.15 MPH or 1.85 KPH.

Month Avg. Wind Avg. Wind Feel Sustained High Wind High Wind Feel
Jan 8.1 Gentle breeze 13.9 Significant breeze
Feb 8.5 Gentle breeze 13.8 Significant breeze
Mar 7.2 Gentle breeze 12.6 Significant breeze
Apr 6.6 Light breeze 11.4 Significant breeze
May 7.1 Gentle breeze 11 Significant breeze
Jun 7.8 Gentle breeze 11.5 Significant breeze
Jul 8.1 Gentle breeze 12.1 Significant breeze
Aug 9.1 Gentle breeze 13.1 Significant breeze
Sep 9.7 Gentle breeze 13.9 Significant breeze
Oct 9.4 Gentle breeze 14.1 Significant breeze
Nov 8.3 Gentle breeze 13.9 Significant breeze
Dec 7.7 Gentle breeze 13.6 Significant breeze

Show Relative Humidity by Month

Month Avg. Relative Humidity
Jan 36.6%
Feb 41.2%
Mar 41.1%
Apr 48.8%
May 62.1%
Jun 62.9%
Jul 64.7%
Aug 56.2%
Sep 46.5%
Oct 40.9%
Nov 34.2%
Dec 36.8%

 

Is it Safe to Travel to Petrolina?

Our best data indicates this area is somewhat safe. As of Oct 07, 2019 there are travel warnings for Brazil; exercise a high degree of caution. Check this page for any recent changes or regions to avoid: Travel Advice and Advisories. This advisory was last updated on Oct 01, 2019.


 

The Busiest and Least Crowded Months

The busiest month for tourism in Petrolina, Brazil is October, followed by February and January. Prices for hotels and flights will be most expensive during these months, though you can save if you purchase well in advance. Tourists are unlikely to visit Petrolina in September. Those willing to visit at these times will likely find it the least expensive month.

Estimated Tourism by Month

 

Most Popular Months to Visit

Key
Tourists Seeking Accommodations

Tourism graph is based on Google searches for services used by tourists relative to the rest of the year. Tourism data for this area is extrapolated based on nearby areas. Displayed data is calculated relative to the peak, so a score of 44 in September means 44% of the tourists vs. October.

 

 

Overall Petrolina Travel Experience by Season

Fall (March through May)

Humidity and temperatures combine to make this season feel very warm. Highs range from 96.7°F (35.9°C) and 87.5°F (30.8°C) with colder temperatures in the later months. Rain is somewhat common with 2 to 6 days of significant precipitation per month. Fall is the slowest for tourism, which makes it a good time for those looking for deals.

Winter (June through August)

The middle-year months have very comfortable weather with high temperatures that are quite warm. These months see the most precipitation with 4 to 7 days of precipitation per month. June – August is the second busiest season for tourism in Petrolina, so lodging and other accommodations may cost slightly more.

Spring (September through November)

Spring daily highs range from 98°F (36.7°C) and 89.9°F (32.2°C), which will feel warmer than comfortable given the humidity and wind. It rains or snows a normal amount: 1 to 2 days per month. Tourism is fairly slow during these months due to the weather, so hotels may be lower priced.

Summer (December through February)

Weather is somewhat warm this time of year in Petrolina to be enjoyable for warm weather travelers. The average high during this season is between 98°F (36.7°C) and 94.9°F (34.9°C). On average, it rains or snows a smalll amount: 1 to 2 times per month. These times of year are the busiest with tourists.

 

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