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Mykonos, Greece · Temperate oceanic

Mykonos in August: go or not?

Excellent time. Mykonos in August scores 9.3/10.

📅 Data updated: October 2026 🛰️ ERA5 · 10 years 📍 37.44°N · 25.37°E
⚡ This month's verdict
Go for it
Mykonos · August
9.3
23–27°
Temperature
3%
Rain
9h
Sun
🌊 Seaside☀️ Bright🍴 Gastronomy
Photo : Annika Ashley via Unsplash
The month in detail

What to expect in August

Summer in Mykonos brings pleasant temperatures (27°C) and long sunny days (9.2h of sunshine). Rain is virtually absent (3% of days) — ideal for planning without a backup. This is one of the best times of year to visit Mykonos.

August ranks 2 out of 12 months in Mykonos. Compared to July: −0.5h of sun per day.

This month's conditions

What it's like in August

UV index
8 · high
sunscreen and hat advised
Feels like
muggy at times
18°
Sea
25°C
pleasant for swimming
Daylight
13.4h of daylight
Air quality
fair
AQI 42
Compare

Is August the right month?

The best month in Mykonos is July (9.4/10), 0.1 pt higher than August.

See July →See all 12 months →
Book

Plan your trip

Hotels at their lowest outside peak season, highest on comfortable months. Shoulder seasons offer a good price/climate compromise.

🎟️ Activities & tours · Mykonos

GetYourGuide selection · free cancellation

See all →
Affiliate link · GetYourGuide
Practical info

What you need to know before you go

Three angles: the country (language, currency, safety, budget), the year-round climate, and the specifics of a beach holiday.

Country · Greece

🗣️LanguageGreek
💶CurrencyEuro (€)
🚗DrivingRight-hand
🛡️Safety ⓘVery safe · 1/5
💰Cost of living ⓘModerate · 3/5

🌡️ Climate

🌍Climate typeTemperate oceanic
📈Climate trend ⓘ+1.12°C/decade
🔥Hottest monthJuly · 27°C
❄️Coolest monthJanuary · 13°C
🌧️Rainiest month ⓘJanuary · 23%

🏖️ Beach holiday

📅Peak seasonJuin → Sept
🏖️Swell (Sept–Mar) ⓘModérée
🛂VisaSchengen · 90 days
Location

Where is Mykonos ?

Global position + regional geographic context.

🌍 World
🔍 Geographic context
Greece
Temperate oceanic climate with a 9.4 → 4.2 gap between best and worst month. 10 years of ERA5 data to choose by project.
37.44°N · 25.37°E
Questions

Frequently asked questions

What is the best time to visit Mykonos?
July is the best month with 27.0°C highs, 23.0°C lows, 9.7h of sunshine and 1.0% rainy days. The months of July & August offer comparable conditions.
How many hours of sunshine does Mykonos get in July?
Mykonos averages 9.7 sunshine hours per day in July. It is the sunniest month with a climate score of 9.3/10.
What is the rainiest month in Mykonos?
January is the most unfavourable month with January has the lowest climate score of the year and the lowest climate score of the year.
What are the temperatures at night in Mykonos in July?
In July, overnight lows reach 23.0°C, while afternoon highs average 27.0°C.
Is Mykonos good in winter?
In winter (December-February), Mykonos scores 4.2/10 on average — Difficult period — prefer the peak season.. The best month overall remains July with a score of 9.3/10.
When should you avoid Mykonos?
January is the most difficult month to visit Mykonos, with January has the lowest climate score of the year. Climate conditions are at their lowest of the year during this period.
Can you swim in Mykonos in August?
In August, the sea averages 25°C in Mykonos: pleasant for swimming. Swimming is pleasant without a wetsuit.
Do you need sun protection in Mykonos in August?
The average UV index reaches 8 in August in Mykonos (high), with about 13.4h of daylight. Sunscreen and hat advised.