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.
Petrolina Travel Guide
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)
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Petrolina Temperatures (Celsius)
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“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)
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Petrolina Perceived Temperature (C)
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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.
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Snow on the Ground
The graph below shows the average snow on the ground in Petrolina (in).
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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.
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Wind
The graph below shows wind speed (max and average) in knots.
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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 Dec 04, 2023 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 Nov 24, 2023.
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
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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.
Best Times to Travel› Brazil › Petrolina, Brazil