Mild
Average highs are around 26°C, so days are mild rather than hot.
September verdict
Heraklion, Greece in September
Weather score85Very good
Very good for holiday weather
Average highs are around 26°C, so days are mild rather than hot. Sunshine averages 9.3h per day, so bright days are a strong part of the month. Rainfall averages 23mm, which is relatively low for holiday planning.
September weather
Monthly averages
Temp
26°C
Rain
23mm
Sun
9.3h
Sea
25°C
Weather score
85
Very good
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
SwimSwim
Weather scoreWeather score
Trip feel
Drier
Rainfall averages 23mm, which is relatively low for holiday planning.
Bright
Sunshine averages 9.3h per day, so bright days are a strong part of the month.
Swimmable
Sea temperatures average 25°C, which can work for swimming but may feel fresh.
Map
Weather map
Compare Heraklion, Greece with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
September26°C average high
September sits in the warmer part of the year, so midday sightseeing can feel heavier than in cooler months.
Warmest monthsJune to September
This stretch sets the upper range for average daytime heat.
Rain
September23mm average rain
September sits on the drier side of Heraklion'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
September9.3 hours average sun
September sits close to Heraklion'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.
Sea temperature
September25°C average sea
September is one of Heraklion's warmest sea months, when swimming comfort is usually strongest.
Warmest seaJuly to September
Sea temperatures are usually near 25°C in this stretch, so swimming comfort is at its strongest.
Weather score
September85 weather score
September scores above Heraklion'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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