- Book early & save on 2026 river cruises with Avalon Waterways
- Filter deals by promotion, month, destination & more
- Travel between 1st Jan & 31st Dec 2026 (inclusive)
Porto Alegre weather live forecast
Today's maximum temperature in Porto Alegre is expected to be 22°C. Select a day from the live weather forecast for Porto Alegre, Brazil for more weather parameters.
-
Saturday
26th Jul -
Sunday
27th Jul -
Monday
28th Jul -
Tuesday
29th Jul -
Wednesday
30th Jul
5-day weather forecast updated at 04:00 on Saturday 26th July 2025 GMT
More about Porto Alegre
Porto Alegre by month
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Recommended for Brazil
Expires at 23:59 on Thursday 31st Dec 2026 · View all Avalon Waterways offers
The 5-day weather forecast for Brazil (Porto Alegre) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.
Porto Alegre weather forecast by day
Below are the detailed weather forecasts for Porto Alegre for the next 5 days.
Porto Alegre weather for Saturday 26th July 2025
Expect isolated thunderstorms in Porto Alegre, Brazil with a maximum temperature of 22°C, maximum UV of 3 (Moderate) and 2 hours of bright sunshine. There are 0-2 mm of rainfall expected with 69% chance of some rain and a gentle breeze of 19 kph from the south-east.
- °C maximum temperature
- °C minimum temperature
- isolated thunderstorms
- hours of sunshine
- UV index (Moderate)
- % chance of some rain
- mm of rainfall expected
- °C wind chill
- kph wind from SE
Porto Alegre weather for Sunday 27th July 2025
Expect isolated thunderstorms in Porto Alegre, Brazil with a maximum temperature of 18°C and no hours of bright sunshine. There are 30-40 mm of rainfall expected with 99% chance of some rain and a gentle breeze of 14 kph from the south-east.
- °C maximum temperature
- °C minimum temperature
- isolated thunderstorms
- hours of sunshine
- UV index (None)
- % chance of some rain
- mm of rainfall expected
- °C wind chill
- kph wind from SE
Porto Alegre weather for Monday 28th July 2025
Expect cloudy with some rain in Porto Alegre, Brazil with a maximum temperature of 15°C, maximum UV of 2 (Low) and no hours of bright sunshine. There are 10-20 mm of rainfall expected with 98% chance of some rain and a fresh breeze of 33 kph from the south-west.
- °C maximum temperature
- °C minimum temperature
- cloudy with some rain
- hours of sunshine
- UV index (Low)
- % chance of some rain
- mm of rainfall expected
- no heat & humidity
- kph wind from SW
Porto Alegre weather for Tuesday 29th July 2025
Expect broken clouds in Porto Alegre, Brazil with a maximum temperature of 16°C, maximum UV of 3 (Moderate) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 15 kph from the west.
- °C maximum temperature
- °C minimum temperature
- broken clouds
- hours of sunshine
- UV index (Moderate)
- mm of rainfall expected
- °C wind chill
- kph wind from W
Porto Alegre weather for Wednesday 30th July 2025
Expect scattered clouds in Porto Alegre, Brazil with a maximum temperature of 17°C, maximum UV of 3 (Moderate) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 14 kph from the east.
- °C maximum temperature
- °C minimum temperature
- scattered clouds
- hours of sunshine
- UV index (Moderate)
- mm of rainfall expected
- no heat & humidity
- kph wind from E
- Explore cheap accommodation around the world
- Choose from over 36,000 properties across the globe
- Get instant confirmation & 24/7 customer service
Metric (°C / mm) | Imperial (°F / inches)
More about Brazil
Be inspired
Get your weekly fix of holiday inspiration from some of the world's best travel writers plus save on your next trip with the latest exclusive offers
We promise not to share your details
Related posts
Popular travel offers
Explore holidays in the sun for less
- Beach holidays
- Family holidays
- City breaks
- Summer holidays
- Winter sun holidays
- Holiday offers
- Top travel brands
- Airlines & flights
- Discount hotels
- Airport parking deals
- TUI
- Jet2holidays
- easyJet holidays
- Love Holidays
- January sales
Airport parking
- Manchester Airport
- Stansted Airport
- Bristol Airport
- Luton Airport
- Birmingham Airport
- Edinburgh Airport
- Gatwick Airport
- Glasgow Airport
- Newcastle Airport
Airport lounges
- Manchester Airport
- Birmingham Airport
- Bristol Airport
- Edinburgh Airport
- Glasgow Airport
- Heathrow Airport
- Newcastle Airport
- Stansted Airport
- Gatwick Airport