Quick answer: Greece has a Mediterranean climate — hot, dry summers and mild, wetter winters. The best time is May–June and September–October (warm, sunny, fewer crowds).
Planning a trip to Greece? Here’s the weather month by month, plus the best time to visit.
Greece weather by month
| Month | Avg temp | What to expect |
|---|---|---|
| Jan | 6–13°C | Cool and wettish; quiet. |
| Feb | 6–14°C | Mild, low season. |
| Mar | 8–16°C | Spring begins. |
| Apr | 11–20°C | Pleasant; islands waking up. |
| May | 15–25°C | Warm, sunny — ideal. |
| Jun | 19–30°C | Hot, dry; beach season. |
| Jul | 23–33°C | Peak heat and crowds. |
| Aug | 23–33°C | Hottest and busiest. |
| Sep | 19–29°C | Warm sea, ideal. |
| Oct | 15–23°C | Mild, lovely, quieter. |
| Nov | 11–18°C | Cooler, wetter. |
| Dec | 8–14°C | Mild, festive, quiet. |
The best time to visit Greece
Late spring and early autumn are ideal; July–August is hot and busiest, winter is mild but many islands wind down.
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Written by
John Morrison is the founder and lead travel writer at Packzup. Over the past decade he has explored destinations across Africa, the Americas, Asia, Europe, the Middle East, and Oceania — always self-funded, never on a press trip.