Island in South Aegean, Greece
Mykonos weather by month and the best time to visit
When to go to Mykonos
Late May, June and September have warm sea and fewer crowds. July–August is hot, windy and extremely expensive; most places close November to March.
Mykonos weather by month
Average daily high, rainfall and conditions.
- Jan14°100 mm
- Feb14°84 mm
- Mar15°48 mm
- Apr17°28 mm
- May20°21 mm
- Jun23°9 mm
- Jul25°3 mm
- Aug25°2 mm
- Sep24°20 mm
- Oct21°46 mm
- Nov18°68 mm
- Dec15°93 mm
Monthly averages
| Month | High | Low | Rain | Humidity | Conditions |
|---|---|---|---|---|---|
| January | 14°C57°F | 12°C54°F | 100 mm | 76% | Cool |
| February | 14°C57°F | 12°C54°F | 84 mm | 76% | Cool |
| March | 15°C59°F | 13°C56°F | 48 mm | 76% | Cool |
| April | 17°C62°F | 15°C59°F | 28 mm | 77% | Cool |
| May | 20°C67°F | 18°C65°F | 21 mm | 79% | Pleasant |
| June | 23°C74°F | 22°C71°F | 9 mm | 78% | Pleasant |
| July | 25°C77°F | 24°C74°F | 3 mm | 79% | Pleasant |
| August | 25°C78°F | 24°C75°F | 2 mm | 80% | Pleasant |
| September | 24°C75°F | 22°C72°F | 20 mm | 77% | Pleasant |
| October | 21°C70°F | 20°C67°F | 46 mm | 77% | Pleasant |
| November | 18°C65°F | 16°C62°F | 68 mm | 77% | Pleasant |
| December | 15°C60°F | 14°C56°F | 93 mm | 77% | Cool |
Best months across Greece
| Place | Best months | Warmest month |
|---|---|---|
| Athens | Apr–Jun, Sep–Oct | Jul (33°C) |
| Santorini | May–Jun, Sep–Oct | Aug (26°C) |
| Mykonos | May–Jun, Sep | Aug (25°C) |
| Crete | May–Jun, Sep–Oct | Aug (28°C) |
| Rhodes | May–Jun, Sep–Oct | Aug (32°C) |
| Corfu | May–Jun, Sep–Oct | Aug (30°C) |
| Thessaloniki | Apr–Jun, Sep–Oct | Jul (34°C) |
| Naxos | May–Jun, Sep–Oct | Aug (27°C) |
| Paros | May–Jun, Sep–Oct | Aug (27°C) |
| Zakynthos | May–Jun, Sep–Oct | Aug (29°C) |
| Chania | May–Jun, Sep–Oct | Jul (30°C) |
| Milos | May–Jun, Sep–Oct | Aug (26°C) |
| Kos | May–Jun, Sep–Oct | Aug (32°C) |
| Kefalonia | May–Jun, Sep–Oct | Aug (29°C) |
| Meteora | Apr–May, Sep–Oct | Jul (36°C) |
| Halkidiki | Jun–Sep | Jul (29°C) |
| Ios | Jun–Sep | Aug (26°C) |
| Lefkada | May–Jun, Sep–Oct | Aug (31°C) |
| Nafplio | Apr–Jun, Sep–Oct | Jul (36°C) |
| Skiathos | Jun–Jul, Sep | Aug (28°C) |
| Hydra | May–Jun, Sep–Oct | Aug (28°C) |
| Peloponnese | Apr–Jun, Sep–Oct | Aug (33°C) |
| Thassos | Jun–Jul, Sep | Aug (33°C) |
Quick answers
What is the best month to visit Mykonos?
May–Jun, Sep. Late May, June and September have warm sea and fewer crowds. July–August is hot, windy and extremely expensive; most places close November to March.
When is the rainy season in Mykonos?
Rain peaks in January with about 100 mm. No month averages 150 mm or more.
What is the hottest month in Mykonos?
August, with average highs of 25°C (78°F).
How cold does Mykonos get?
The coolest nights are in January, averaging 12°C (54°F).
More about Mykonos
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Sources
Climate averages are modelled from NASA POWER (MERRA-2) for 2001–2020 at about 50 km resolution, so coasts and valleys can differ a little. Compiled and reviewed by SoloSquare. How we compile and score this. Spotted something out of date? Tell us.