Weather in Porto Alegre, Brazil 🇧🇷
Right now Porto Alegre is 12°C with clear, feeling like 12°C. Humidity sits at 90% and winds are near 4 km/h, and the UV index is 0 (low). In the days ahead, expect temperatures in Porto Alegre from about 11°C to 25°C.
Hourly Forecast for Porto Alegre
14-Day Forecast for Porto Alegre
Sunny
Sunny
Overcast
Overcast
Patchy rain nearby
Sunny
Sunny
Overcast
Cloudy
Light rain shower
Light rain shower
Overcast
Sunny
Sunny
Additional Forecasts for Porto Alegre
Air Quality
Historical Weather
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Best Time to Be Outside in Porto Alegre Today
The most comfortable window in Porto Alegre today looks like 14:00 to 17:00, when it is around 21°C. It should stay dry through that window. No significant rain is expected in the next several hours.
Frequently Asked Questions about Weather in Porto Alegre
What is the temperature in Porto Alegre right now?
The current temperature in Porto Alegre is 12°C (54°F), clear (feels like 12°C).
What's the weather like in Porto Alegre right now?
Right now Porto Alegre has Clear, humidity 90%, wind 4 km/h SSW.
What is today's forecast for Porto Alegre?
Today in Porto Alegre: high 21°C, low 11°C, sunny. Chance of rain: 6%.
What is the 7-day weather forecast for Porto Alegre?
Daily highs and lows for Porto Alegre:
- 2026-09-02: 21°C / 11°C
- 2026-09-03: 25°C / 12°C
- 2026-09-04: 15°C / 12°C
- 2026-09-05: 17°C / 11°C
- 2026-09-06: 15°C / 8°C
- 2026-09-07: 13°C / 5°C
- 2026-09-08: 17°C / 8°C
Is it going to rain in Porto Alegre today?
There is a 6% chance of rain in Porto Alegre today.
What is the wind speed in Porto Alegre right now?
Wind in Porto Alegre is currently 4 km/h (2 mph) from the SSW.
What is the UV index in Porto Alegre right now?
The UV index in Porto Alegre is currently 0 (low). Sun protection is recommended when the index is 3 or higher.
