Cool
Average highs are around 18°C, so pack for cooler days.
Weather Guide
Best months: August, July, June
Across the year, average daytime temperatures are around 20°C, sunshine averages 8.5h per day, and rainfall totals about 497mm. Sea temperatures average 19°C across the year.

Annual averages
Temp
20°C
Rain
497mm
Annual total
Sun
8.5h
Sea
19°C
Weather score
59
Good avg
Cool
Average highs are around 18°C, so pack for cooler days.
Drier
Rainfall averages 63mm, which is relatively low for holiday planning.
Some sun
Sunshine averages 5.4h per day, enough for a balanced month.
Cool sea
Sea temperatures average 19°C, so the water can feel cool.
Map
Compare Mykonos, South Aegean, Greece with nearby places by weather score, rain, sun, temperature, and swim conditions.
November18°C average high
November is on the cooler side of Mykonos' year, useful if you prefer less intense daytime heat.
Warmest monthsJune to September
This stretch sets the upper range for average daytime heat.
November63mm average rain
November sits near Mykonos' 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.
November5.4 hours average sun
November is one of Mykonos' cloudier months, so sunshine-led plans are less reliable.
Brightest monthsJune to August
This stretch has the strongest sunshine in the monthly averages.
November19°C average sea
November is close to Mykonos' yearly sea-temperature average, so swimming comfort is fairly typical.
Warmest seaJuly to September
Sea temperatures are usually near 23°C in this stretch, so swimming comfort is at its strongest.
November45 weather score
November scores below Mykonos' yearly average, so the weather trade-offs are more noticeable.
Best weather monthsJune to September
These months have the strongest weather score in the monthly averages.
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