🇧🇷 Weather in Petrópolis
Map Overlays:
Hourly Forecast for Petrópolis
15:00
17°
90%
16:00
16°
35%
17:00
16°
35%
18:00
15°
35%
19:00
14°
35%
20:00
14°
20%
21:00
14°
34%
22:00
15°
21%
23:00
15°
22%
00:00
15°
42%
01:00
15°
42%
02:00
15°
42%
03:00
15°
42%
04:00
15°
42%
05:00
15°
42%
06:00
15°
42%
07:00
17°
15%
08:00
19°
12%
09:00
21°
7%
10:00
23°
5%
11:00
26°
3%
12:00
27°
2%
13:00
28°
2%
14:00
28°
1%
14-Day Forecast for Petrópolis
2026-08-27
Mist
17° /
14°
2026-08-28
Sunny
28° /
15°
2026-08-29
Sunny
31° /
18°
2026-08-30
Sunny
32° /
20°
2026-08-31
Sunny
31° /
20°
2026-09-01
Cloudy
24° /
18°
2026-09-02
Light rain shower
18° /
13°
Additional Forecasts for Petrópolis
Air Quality
💨 US EPA Index 1 (Good)
CO (Carbon Monoxide) 202.0 μg/m³
O₃ (Ozone) 69.0 μg/m³
NO₂ (Nitrogen Dioxide) 5.7 μg/m³
SO₂ (Sulphur Dioxide) 3.3 μg/m³
PM2.5 (Fine particles) 4.5 μg/m³
PM10 (Coarse particles) 4.5 μg/m³
Historical Weather
Weather Forecasts for Other Cities in Brazil
Weather in Petrópolis — FAQ
Answers refreshed each request based on current conditions in Petrópolis.
What is the weather like right now in Petrópolis?
Right now in Petrópolis, Brazil the temperature is 16.7°C (feels like 18.1°C), with light rain shower. Relative humidity is 96% and wind is 3.6 km/h.
What is today's high and low temperature in Petrópolis?
Today's forecast high in Petrópolis is 16.7°C and the overnight low is 14.3°C. The diurnal range — high minus low — depends on cloud cover; clear days swing more than overcast ones.
Will it rain in Petrópolis today?
The chance of precipitation in Petrópolis today is 93%. 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 Petrópolis differ from nearby cities?
Even short distances can change temperatures noticeably. Petrópolis'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.