See exactly when rain will start and stop with a minute-by-minute precipitation nowcast for the next hour.
18°
Drizzle
Feels Like: 18°
Min: 18°
Max: 22°
The next few hours will be overcast, with tomorrow reaching 22°C and dropping to 12°C. The coming days will be mostly clear
Compare today's weather with yesterday's data and track temperature trends over time.
Hourly Forecast
Daylight Hours
07:19
Sunrise
19:15
Sunset
Moon
Waxing Gibbous
17:17
Moonrise
Daily Forecast
Today
Wednesday
Thursday
Friday
Saturday
Sunday
Monday
Tuesday
Wednesday
Thursday
Air Quality Data Available
Upgrade to access real-time air quality data for Petroúpolis.
Resources
UV Index
Humidity
Current stargazing conditions?
See sky darkness, moon phase, and the best viewing window for Petroúpolis.
View stargazing scoreWeather in Petroúpolis tomorrow, September 23, 2026
Petroúpolis starts September 23, 2026 under largely sunny skies, with bright spells setting the tone from the outset. Outdoor plans should enjoy long stretches of open sky as the day unfolds. The morning sky stays heavily clouded, with cover near 90% around 10:00. Grey conditions set the early tone before any later change.
Temperatures climb from an overnight low near 14°C toward a daytime high of about 22°C. Moisture in the air spans 42%-88%, with the highest values around 01:00. Winds stay light, near 3.7 km/h by 13:00, so the day feels still more than breezy.
Through the afternoon skies look more workable, with cloud near 29% around 12:00. Later outdoor plans have a clearer window than the morning may have suggested. Expect visibility near 36.2 km, with poorer spells close to 25.0 km. Sunrise is at 07:19 and sunset at 19:13, giving 11 hours 53 minutes of sunlight today.
Overall, Petroúpolis on September 23, 2026 favours outdoor plans under mostly open skies, with a comfortable high near 22°C.
Frequently asked questions about weather in Petroúpolis
How warm does it get in Petroúpolis?
The warmest month in Petroúpolis is July, with average high temperatures of 34°C. The average temperature during this period is around 29°C.
How cold does it get in Petroúpolis?
The coldest month in Petroúpolis is January, with average low temperatures of 6°C. The average temperature during this period is around 10°C.
What is the wettest time of year in Petroúpolis?
The wettest month in Petroúpolis is December, with an average of 55mm of precipitation.
What is the driest time of year in Petroúpolis?
The driest month in Petroúpolis is July, with an average of 8mm of precipitation.
