Warm
Average highs sit around 28°C, giving warm days by monthly-average standards.
September verdict
Athens, Greece in September
Weather score88Excellent
Excellent for holiday weather
Average highs sit around 28°C, giving warm days by monthly-average standards. Sunshine averages 9.5h per day, so bright days are a strong part of the month. Rainfall averages 13mm, which is relatively low for holiday planning.
September weather
Monthly averages
Temp
28°C
Rain
13mm
Sun
9.5h
Sea
25°C
Weather score
88
Excellent
Seasonal climate calendar
TemperatureTemp
RainRain
SunSun
SwimSwim
Weather scoreWeather score
Trip feel
Drier
Rainfall averages 13mm, which is relatively low for holiday planning.
Bright
Sunshine averages 9.5h 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 Athens, Greece with nearby places by weather score, rain, sun, temperature, and swim conditions.
Temperature
September28°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
September13mm average rain
September is one of Athens' driest months, making outdoor days easier to plan than in wetter parts of the year.
Driest monthsApril to September
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
Sun
September9.5 hours average sun
September sits close to Athens' 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 Athens' 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
September88 weather score
September is one of Athens' best weather-score months, combining the strongest overall balance in the yearly averages.
Best weather monthsJune to September
These months have the strongest weather score in the monthly averages.
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