Warm
Average highs sit around 28°C, giving warm days by monthly-average standards.
March verdict
Porto Alegre, Brazil in March
Weather score68Good
Good for holiday weather
Average highs sit around 28°C, giving warm days by monthly-average standards. Sunshine averages 6.4h per day, enough for a balanced month. Rainfall averages 105mm, so some wet days are possible.
March weather
Monthly averages
Temp
28°C
Rain
105mm
Sun
6.4h
Sea
25°C
Weather score
68
Good
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
SwimSwim
Weather scoreWeather score
Trip feel
Showers
Rainfall averages 105mm, so some wet days are possible.
Some sun
Sunshine averages 6.4h per day, enough for a balanced month.
Swimmable
Sea temperatures average 25°C, which can work for swimming but may feel fresh.
Map
Weather map
Compare Porto Alegre, Brazil with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
March28°C average high
March sits in the warmer part of the year, so midday sightseeing can feel heavier than in cooler months.
Warmest monthsJanuary to March and December
This stretch sets the upper range for average daytime heat.
Rain
March105mm average rain
March sits on the drier side of Porto Alegre's year, which helps with sightseeing and transfers.
Driest monthsJanuary to May and October to December
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
Sun
March6.4 hours average sun
March sits close to Porto Alegre's yearly sunshine average, so it is a middle-of-the-pack month for bright days.
Brightest monthsJanuary to February and November to December
This stretch has the strongest sunshine in the monthly averages.
Sea temperature
March25°C average sea
March is one of Porto Alegre's warmest sea months, when swimming comfort is usually strongest.
Warmest seaJanuary to March and December
Sea temperatures are usually near 26°C in this stretch, so swimming comfort is at its strongest.
Weather score
March68 weather score
March is one of Porto Alegre's best weather-score months, combining the strongest overall balance in the yearly averages.
Best weather monthsJanuary to March and November to December
These months have the strongest weather score in the monthly averages.