Heraklion, Greece

If you're planning a sand-and-sea holiday, Heraklion deserves a close look. This Greece destination lies along the Mediterranean, and its climate record peaks at a 100/100 sun score in June — 30°C afternoons under 9% average cloud cover.

The year runs from average lows of 9°C in January to highs of 31°C in July. Rain is most likely in December, when about 37% of days see meaningful rainfall, and least likely in August (4%). If 24°C is your bar for proper warmth, count on May–October.

The seasonal arc is clear in the data: summer averages 31°C against winter's 16°C, while rain-day odds move from 35% in winter and 21% in spring to 5% in summer and 18% through autumn. In short: plan around summer if you can, keep autumn as the fallback, and go into winter with managed expectations (its season score is 68). For warmth without the densest crowds, the shoulder play is May: still 25°C highs, with a sun score of 98.

Best months to visit Heraklion

Our month-by-month scoring puts June first (100/100), with August (100) and May (98) close behind. In practice you have flexibility — March–December all stay above a 70 sun score. The month to avoid on pure weather odds is January (64/100).

Among the mediterranean destinations in our catalog, its June rain odds beat 68% of the field.

Month-by-month breakdown for Heraklion → · More destinations for June →

The live forecast backs this up: of the next 15 days, 2 look mostly clear and none carry meaningful rain risk, in a 7–23°C band. Today's cached sun score is 88/100.