Daytime highs, nighttime lows and the warmest cities in Syros, Greece this September.
Syros, Greece, a region in Greece, typically experiences warm weather in September, with maximum daytime temperatures around 25°C (77°F) and nighttime temperatures around 22°C (72°F) in Ermoupoli. In September, it is summer.
Explore the map below to discover average September temperatures at the top destinations in Syros. For a deeper dive, simply click on any destination dot.
Check the conditions for any month of the year.
Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Syros.
Marker color shows the average daytime high temperature in September: blue is cold, red is hot.
Pick a city to see its September weather averages.
Drill down to September weather for any region in Greece.
Expect daytime temperatures around 25°C (77°F) in Ermoupoli. That makes September a high month for Syros, Greece.
Nighttime temperatures in Ermoupoli typically drop to around 22°C (72°F) in September.
We have much more information about the climate in Syros.
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