Porto Alegre weather in February

February in Porto Alegre: sweltering, rainy, with clean air — fine if you can take 35°C afternoons.

Updated September 2026 · climate normals from ERA5 reanalysis

Porto Alegre🇧🇷 Brazil · Southern Brazil & Iguazú · City73
  1. 73Jan
  2. 73Feb
  3. 74Mar
  4. 81Apr
  5. 78May
  6. 78Jun
  7. 79Jul
  8. 85Aug
  9. 81Sep
  10. 84Oct
  11. 81Nov
  12. 76Dec

#12 of 12 months in Porto Alegre · #734 of 1413 destinations to visit in February · comfort 73/100 (tier B)

Days
31°C
Nights
21°C
Wet days
10
Sun
11 h
Humidity
75%
Daylight
13 h
Porto Alegre, Brazil
Photo: Maria Lucia P. Sampaio · Pexels

Traveller notes on Porto Alegre in February

Notes from nearby Gramado (80 km away)

Porto Alegre doesn't have its own notes for February yet — these are about Gramado, close enough to share the season.

Forum posters describe Gramado's climate as genuinely distinctive within Brazil - hot summers (roughly 10-30C December-March) but winters cold enough that snow has occasionally been reported, a real rarity for the country. February specifically sits at the warmer end of that summer range, making it one of the hotter months to visit despite Gramado's overall reputation as a cool-climate mountain town. Posters consistently name March as a more comfortable alternative if flexible on timing - still warm, but without February's full summer heat. The town's European-style architecture (a legacy of Italian and German settlers) and hydrangea-lined streets are named as the year-round draw regardless of which summer month a visit lands on.
Tripadvisor community · February · 1 month ago · about Gramado · Read more on Tripadvisor ↗

Other months in Porto Alegre

Forum posters generally rate October as one of Brazil's best weather months as spring gets underway, though real rain remains part of the seasonal transition. Posters describe Porto Alegre, in Brazil's far south, as running colder than most of the rest of the country, comparable to or cooler than Curitiba depending on the specific stretch of weather. Given the limited destination-specific detail available for October exactly, this note leans on that broader southern-Brazil pattern: expect mild, spring-like temperatures with a real chance of rain, cooler overall than the tropical conditions typical of Brazil's more northern cities. Posters generally rate October as a comfortable, moderate-temperature time to visit Porto Alegre, appropriate layers still worth packing.
Tripadvisor community · October · 1 month ago · Read more on Tripadvisor ↗
Forum posters describe Rio Grande do Sul's climate as running genuinely cold in winter (0-18C in July/August) and hot in summer (up to 30C December-March), placing April into the autumn transition between those extremes - noticeably milder than deep summer but not yet into winter's chill. The nearby hill town of Gramado (a popular 2-3 hour day trip from Porto Alegre, known for its European-colonized, alpine-style architecture) is specifically called out as already turning cold by the September-October shoulder months given its higher elevation, a pattern posters say applies similarly heading into April from the other side of the year. Posters treat the shoulder-season months generally as a comfortable, less extreme alternative to visiting in the depths of either Porto Alegre's hot summer or cold winter.
Tripadvisor community · April · 1 month ago · Read more on Tripadvisor ↗

Add your own note from Porto Alegre's card on the map.

Porto Alegre climate normals — February

Daytime high31°C / 88°F🔥 sweltering
Nighttime low21°C / 70°F
Feels like (high)35°C / 95°F
Rainfall95 mm / 3.7 in🌧 rainy
Rainy days10 days
Humidity75%💧 humid
Dew point20°C / 68°F
Sunshine11 h/day
Daylight13.1 h
Wind17 km/h / 11 mph
Air quality (US AQI)44🍃 good

Monthly averages from ERA5 reanalysis. AQI is the mean US Air Quality Index for the month.

Crowds in Porto Alegre in February

How busy the place itself is — school and mass holidays, the months an editor tagged, and how sought-after the weather makes them. Never part of the comfort score.

Peak crowdsCarnival at the Porto Seco, Summer holidays in Brazil, school holidays in 2 of the markets that fill it(estimated)

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Peak crowdsBusyShoulder seasonQuiet

Best months for Porto Alegre's weather

Ranked by this destination's own climate comfort score across the year — a different thing from how busy it gets (see Crowds above).

Fair weatherPorto Alegre's weather doesn't swing hard through the year — comfort stays fairly steady in every month.

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What's on in Porto Alegre in February

Recurring seasonal events, natural spectacles, closures and holidays — curated and sourced.

  • Festival

    Carnival at the Porto Seco

    5 Feb – 5 Mar · usuallyCrowded

    The samba schools parade over two nights at the Porto Seco complex out in the north of the city, with free stands. The street blocos in the centre run for weeks either side of it. Source ↗

What's on around the world in February →

Where is Porto Alegre?

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Porto Alegre in February — FAQ

Is February a good time to visit Porto Alegre?
February in Porto Alegre: sweltering, rainy, with clean air — fine if you can take 35°C afternoons. It ranks #12 of 12 months for Porto Alegre on SeasonMap's comfort score (73/100).
What is the weather like in Porto Alegre in February?
In February, Porto Alegre averages a daily high of 31.1°C and a low of 21°C, with about 94.5 mm of rain over roughly 9.7 rainy days.
What is the air quality in Porto Alegre in February?
Porto Alegre has a mean US Air Quality Index of about 44 in February.