Mild
Average highs are around 21°C, so days are mild rather than hot.
October verdict
Good for holiday weather
Average highs are around 21°C, so days are mild rather than hot. Sunshine averages 7.1h per day, enough for a balanced month. Rainfall averages 48mm, which is relatively low for holiday planning.
Monthly averages
Temp
21°C
Rain
48mm
Sun
7.1h
Sea
22°C
Weather score
64
Good
Mild
Average highs are around 21°C, so days are mild rather than hot.
Drier
Rainfall averages 48mm, which is relatively low for holiday planning.
Some sun
Sunshine averages 7.1h per day, enough for a balanced month.
Cool sea
Sea temperatures average 22°C, so the water can feel cool.
Map
Compare Syros, Greece with nearby places by weather score, rain, sun, temperature, and swim conditions.
October21°C average high
October is close to Syros' yearly temperature average, giving a typical read on daytime heat.
Warmest monthsJune to September
This stretch sets the upper range for average daytime heat.
October48mm average rain
October sits near Syros' yearly rainfall average, so rain is a normal planning factor rather than an outlier.
Driest monthsApril to September
This is the drier part of the year, when outdoor plans usually need less weather flexibility.
October7.1 hours average sun
October is below Syros' yearly sunshine average, so bright-day planning is less reliable than in peak months.
Brightest monthsJune to August
This stretch has the strongest sunshine in the monthly averages.
October22°C average sea
October sits in the warmer sea-temperature season, usually making swimming easier to enjoy.
Warmest seaJuly to September
Sea temperatures are usually near 24°C in this stretch, so swimming comfort is at its strongest.
October64 weather score
October sits close to Syros' yearly weather-score average, giving a typical overall read on the month.
Best weather monthsJune to September
These months have the strongest weather score in the monthly averages.
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