Porto Alegre weather live forecast

Today's maximum temperature in Porto Alegre is expected to be 82°F. Select a day from the live weather forecast for Porto Alegre, Brazil for more weather parameters.

5-day weather forecast updated at 04:00 on Friday 23rd January 2026 GMT

More about Porto Alegre

Porto Alegre by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Brazil

Fred Olsen: Top cruise offers for 2026/2027

  • Explore latest offers on Fred Olsen Cruises in 2026/2027
  • Find last minute deals or early bird discounts
  • Filter offers by price, destination, ship & departure point
Go to Fred Olsen deal >>

View all Fred Olsen offers

Fred OlsenCruise deal finder

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 Friday 23rd January 2026

Expect scattered clouds in Porto Alegre, Brazil with a maximum temperature of 82°F, low levels of heat & humidity, maximum UV of 9 (Very High) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 16 mph from the east.

  • 82°F maximum temperature82
    °F maximum temperature
  • 66°F minimum temperature66
    °F minimum temperature
  • Scattered clouds
    scattered clouds
  • 10 hours of bright sunshine10
    hours of sunshine
  • UV (maximum) index 9 (Very High)9
    UV index (Very High)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Low heat & humidityL
    low heat & humidity
  • Moderate breeze of 16 mph from the East16
    mph wind from E

Back to top

Porto Alegre weather for Saturday 24th January 2026

Expect clear skies in Porto Alegre, Brazil with a maximum temperature of 86°F, moderate levels of heat & humidity, maximum UV of 11+ (Extreme) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 15 mph from the east.

  • 86°F maximum temperature86
    °F maximum temperature
  • 70°F minimum temperature70
    °F minimum temperature
  • Clear skies
    clear skies
  • 12 hours of bright sunshine12
    hours of sunshine
  • UV (maximum) index 11+ (Extreme)11
    UV index (Extreme)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Moderate breeze of 15 mph from the East15
    mph wind from E

Back to top

Porto Alegre weather for Sunday 25th January 2026

Expect scattered clouds in Porto Alegre, Brazil with a maximum temperature of 90°F, moderate levels of heat & humidity, maximum UV of 11+ (Extreme) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 15 mph from the east.

  • 90°F maximum temperature90
    °F maximum temperature
  • 68°F minimum temperature68
    °F minimum temperature
  • Scattered clouds
    scattered clouds
  • 11 hours of bright sunshine11
    hours of sunshine
  • UV (maximum) index 11+ (Extreme)11
    UV index (Extreme)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • Moderate heat & humidityM
    moderate heat & humidity
  • Moderate breeze of 15 mph from the East15
    mph wind from E

Back to top

Porto Alegre weather for Monday 26th January 2026

Expect scattered clouds in Porto Alegre, Brazil with a maximum temperature of 93°F, high levels of heat & humidity, maximum UV of 11+ (Extreme) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 14 mph from the east.

  • 93°F maximum temperature93
    °F maximum temperature
  • 72°F minimum temperature72
    °F minimum temperature
  • Scattered clouds
    scattered clouds
  • 11 hours of bright sunshine11
    hours of sunshine
  • UV (maximum) index 11+ (Extreme)11
    UV index (Extreme)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • High heat & humidityH
    high heat & humidity
  • Moderate breeze of 14 mph from the East14
    mph wind from E

Back to top

Porto Alegre weather for Tuesday 27th January 2026

Expect scattered clouds in Porto Alegre, Brazil with a maximum temperature of 95°F, high levels of heat & humidity, maximum UV of 11+ (Extreme) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 11 mph from the east.

  • 95°F maximum temperature95
    °F maximum temperature
  • 73°F minimum temperature73
    °F minimum temperature
  • Scattered clouds
    scattered clouds
  • 10 hours of bright sunshine10
    hours of sunshine
  • UV (maximum) index 11+ (Extreme)11
    UV index (Extreme)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • High heat & humidityH
    high heat & humidity
  • Gentle breeze of 11 mph from the East11
    mph wind from E

Back to top

Fred Olsen: Top cruise offers for 2026/2027

  • Explore latest offers on Fred Olsen Cruises in 2026/2027
  • Find last minute deals or early bird discounts
  • Filter offers by price, destination, ship & departure point
Go to Fred Olsen deal >>

View all Fred Olsen offers

Fred OlsenCruise deal finder

Metric (°C)  |  Imperial (°F)

Back to top

More about Brazil

Related posts

Popular travel offers

Explore holiday destinations

More holidays

Save with latest deals & discounts

More deals

Airport parking

More parking

Airport lounges

More lounges

Top ^