🇧🇷 Weather in Petrolina
Map Overlays:
Hourly Forecast for Petrolina
05:00
17°
8%
06:00
17°
9%
07:00
19°
7%
08:00
21°
3%
09:00
24°
1%
10:00
27°
1%
11:00
29°
0%
12:00
31°
0%
13:00
32°
0%
14:00
33°
0%
15:00
33°
0%
16:00
33°
0%
17:00
32°
0%
18:00
31°
0%
19:00
31°
0%
20:00
29°
0%
21:00
27°
0%
22:00
25°
1%
23:00
23°
1%
00:00
22°
3%
01:00
21°
4%
02:00
20°
5%
03:00
19°
7%
04:00
18°
8%
14-Day Forecast for Petrolina
2026-09-09
Sunny
33° /
17°
2026-09-10
Sunny
29° /
17°
2026-09-11
Sunny
33° /
18°
2026-09-12
Sunny
32° /
18°
2026-09-13
Sunny
34° /
20°
2026-09-14
Sunny
33° /
18°
2026-09-15
Sunny
33° /
18°
Additional Forecasts for Petrolina
Air Quality
💨 US EPA Index 1 (Good)
CO (Carbon Monoxide) 106.0 μg/m³
O₃ (Ozone) 51.0 μg/m³
NO₂ (Nitrogen Dioxide) 2.0 μg/m³
SO₂ (Sulphur Dioxide) 0.8 μg/m³
PM2.5 (Fine particles) 5.0 μg/m³
PM10 (Coarse particles) 7.6 μg/m³
Historical Weather
Weather Forecasts for Other Cities in Brazil
Weather in Petrolina — FAQ
Answers refreshed each request based on current conditions in Petrolina.
What is the weather like right now in Petrolina?
Right now in Petrolina, Brazil the temperature is 17.9°C (feels like 13.9°C), with clear. Relative humidity is 73% and wind is 25.2 km/h.
What is today's high and low temperature in Petrolina?
Today's forecast high in Petrolina is 33.3°C and the overnight low is 17.3°C. The diurnal range — high minus low — depends on cloud cover; clear days swing more than overcast ones.
Will it rain in Petrolina today?
The chance of precipitation in Petrolina today is 1%. Forecast accuracy is highest within the next 6 hours and decreases steadily out to 14 days.
How often does the weather here update?
Current observations refresh every 15-60 minutes from the nearest monitoring stations operated by national meteorological agencies. The hourly forecast updates approximately every hour; the 7- and 14-day outlook is recomputed several times per day.
What does 'feels like' temperature mean?
Feels-like (apparent) temperature accounts for humidity, wind chill and direct sunshine — variables that change how the human body perceives heat or cold. On hot, humid days it can be 3-7°C above the actual reading; on cold windy days it can be 5-15°C below.
Why does the temperature in Petrolina differ from nearby cities?
Even short distances can change temperatures noticeably. Petrolina's reading reflects altitude, proximity to large bodies of water, urban heat island effects, and the exact location of the monitoring stations supplying the data. Coastal cities are typically milder and more humid than inland equivalents.