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📊 Monthly Climate Overview
| Month | Max °C | Min °C | Rain mm | Rain Days | Sun h | Wind km/h | Sea °C |
|---|---|---|---|---|---|---|---|
| Jan | 15.2°C | 8.8°C | 63.8 mm | 12 | 7.9 h | 20 km/h | 17.2°C |
| Feb | 16.2°C | 9.2°C | 70.6 mm | 10 | 9.0 h | 19.6 km/h | 16.2°C |
| Mar | 17.4°C | 9.8°C | 74.5 mm | 10 | 9.9 h | 19.8 km/h | 16.1°C |
| Apr | 21.3°C | 12.3°C | 28.9 mm | 5 | 11.3 h | 17.7 km/h | 17.1°C |
| May | 25°C | 15.9°C | 25.5 mm | 5 | 12.4 h | 16.8 km/h | 19.1°C |
| Jun | 28.6°C | 20°C | 19.9 mm | 3 | 13.6 h | 16.9 km/h | 23.2°C |
| Jul | 31°C | 22.8°C | 4.1 mm | 1 | 13.3 h | 19 km/h | 27.3°C |
| Aug | 30.9°C | 23.2°C | 13.5 mm | 2 | 12.9 h | 18.7 km/h | 27.7°C |
| Sep | 28.6°C | 20.7°C | 22 mm | 5 | 11.7 h | 17.2 km/h | 25.4°C |
| Oct | 24.4°C | 17.2°C | 33.1 mm | 6 | 9.8 h | 15.9 km/h | 23.8°C |
| Nov | 21°C | 14.1°C | 43.1 mm | 8 | 9.1 h | 17 km/h | 21.7°C |
| Dec | 17°C | 10.7°C | 68.3 mm | 11 | 8.0 h | 18.5 km/h | 19.3°C |
📖Climate & Best Time to Visit Heraklion
Heraklion (Greece) has a subtropical climate with an annual average of around 19 °C. Daytime highs average 23 °C, while nights cool to about 15 °C. The destination sees roughly 467 mm of rainfall per year and 10.7 hours of sunshine per day on average.
Classic travel season is the warmer half of the year: highs reach 31 °C in July with only 1 rainy days. The sunniest month is June with 13.6 hours of daily sun; the driest is July at just 1 rain days.
Rainfall varies through the year: peaks in January (12 rainy days), driest month is July (1).
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Frequently asked questions about Heraklion
When is the best time to visit Heraklion?
The best time to visit Heraklion: May, June, September and October – best in June (avg. 24.3 °C, 3 rainy days). Based on the monthly values for 2014 to 2023.
What are the temperatures in Heraklion?
The warmest month is July with an average of 26.9 °C and daytime highs around 31.0 °C. The coldest month is January with an average of 12.0 °C and night-time lows around 8.8 °C.
How many rainy days does Heraklion have?
January has the most rainy days with 12 rainy days. The driest month is July with 1 rainy day.
What is the sea temperature near Heraklion?
The water is warmest in August at an average of 27.7 °C and coolest in March at 16.1 °C.