Warm
Average highs sit around 26°C, giving warm days by monthly-average standards.
September verdict
Good for holiday weather
Average highs sit around 26°C, giving warm days by monthly-average standards. Sunshine averages 7.6h per day, enough for a balanced month. Rainfall averages 51mm, which is relatively low for holiday planning.
Monthly averages
Temp
26°C
Rain
51mm
Sun
7.6h
Sea
18°C
Weather score
63
Good
Warm
Average highs sit around 26°C, giving warm days by monthly-average standards.
Drier
Rainfall averages 51mm, which is relatively low for holiday planning.
Some sun
Sunshine averages 7.6h per day, enough for a balanced month.
Cool sea
Sea temperatures average 18°C, so the water can feel cool.
Map
Compare Aveiro, Portugal with nearby places by weather score, rain, sun, temperature, and swim conditions.
September26°C average high
September is one of Aveiro's warmest months, with daytime heat above the yearly average.
Warmest monthsJune to September
This stretch sets the upper range for average daytime heat.
September51mm average rain
September sits on the drier side of Aveiro's year, which helps with sightseeing and transfers.
Driest monthsJune to September
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
September7.6 hours average sun
September sits close to Aveiro's yearly sunshine average, so it is a middle-of-the-pack month for bright days.
Brightest monthsJune to August
This stretch has the strongest sunshine in the monthly averages.
September18°C average sea
September is one of Aveiro's warmest sea months, when swimming comfort is usually strongest.
Warmest seaJune to October
Sea temperatures are usually near 17°C in this stretch, so swimming comfort is at its strongest.
September63 weather score
September scores above Aveiro's yearly average, so the overall weather mix is stronger than most months.
Best weather monthsJune to September
These months have the strongest weather score in the monthly averages.
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