Mild
Average highs are around 21°C, so days are mild rather than hot.
September verdict
Antonina, Brazil in September
Weather score37Poor
Poor for holiday weather
Average highs are around 21°C, so days are mild rather than hot. Sunshine averages 3.7h per day, so this is not one of the brighter months. Rainfall averages 119mm, so some wet days are possible.
September weather
Monthly averages
Temp
21°C
Rain
119mm
Sun
3.7h
Sea
20°C
Weather score
37
Poor
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
SwimSwim
Weather scoreWeather score
Trip feel
Showers
Rainfall averages 119mm, so some wet days are possible.
Limited sun
Sunshine averages 3.7h per day, so this is not one of the brighter months.
Cool sea
Sea temperatures average 20°C, so the water can feel cool.
Map
Weather map
Compare Antonina, Brazil with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
September21°C average high
September is on the cooler side of Antonina's year, useful if you prefer less intense daytime heat.
Warmest monthsJanuary to March and December
This stretch sets the upper range for average daytime heat.
Rain
September119mm average rain
September sits on the drier side of Antonina's year, which helps with sightseeing and transfers.
Driest monthsApril to September
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
Sun
September3.7 hours average sun
September is one of Antonina's cloudier months, so sunshine-led plans are less reliable.
Brightest monthsJanuary to August and November to December
This stretch has the strongest sunshine in the monthly averages.
Sea temperature
September20°C average sea
September is below Antonina's yearly sea-temperature average, so swimming can feel fresher.
Warmest seaJanuary to April and December
Sea temperatures are usually near 27°C in this stretch, so swimming comfort is at its strongest.
Weather score
September37 weather score
September is one of the weakest weather-score months, when the overall mix is less favourable than the rest of the year.
Best weather monthsJanuary to April and November to December
These months have the strongest weather score in the monthly averages.