Heraklion (Crete) in August

In August, Heraklion (Crete) averages 31°C (88°F) during the day and 23°C (73°F) at night, with only about 2 rainy days.

Peak season

Conditions are warm and beach-friendly. Skies are generally dry and clear.

August in Heraklion (Crete) is outside the typical sweet spot for sightseeing weather. It can still be a great time to visit if you have specific reasons (festivals, off-season pricing, etc.).

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31°C
Avg high
23°C
Avg low
2
Rain days
14 mm
Rainfall

How August compares to the rest of the year in Heraklion (Crete)

2nd
warmest month of the 12
11th
wettest month of the 12
3%
of yearly rainfall falls in August
13 h 31 min
daylight on the 15th

August is one of the warmest months in Heraklion (Crete) (2nd of 12) and one of the driest months (11th of 12). Daytime temperature runs 8°C above the annual average (23°C). August runs roughly the same as July (31°C) and cools 2°C in September (29°C).

August sunrise & sunset in Heraklion (Crete)

🌅
Sunrise (15th)
6:38 AM
🌇
Sunset (15th)
8:09 PM
☀
Day length
13 h 31 min

Times shown for Heraklion (Crete) local time (Europe/Athens), calculated for the 15th of August. They shift by a few minutes day to day across the month.

Photography light in Heraklion (Crete) — August

Golden-hour and blue-hour windows for the 15th of August, in Heraklion (Crete)'s local time. Use these for soft warm light (golden) or cool architectural twilight (blue).

🌅 Blue hour (AM)
5:38 AM – 6:18 AM
🌄 Golden hour (AM)
6:18 AM – 7:18 AM
🌇 Golden hour (PM)
7:29 PM – 8:29 PM
🌆 Blue hour (PM)
8:29 PM – 9:09 PM
Milky Way galactic core
Fair
Core only briefly above the horizon — a marginal month even from dark sites near Heraklion (Crete).

📅 When to book — Heraklion (Crete) in August

Travel writers usually only tell you when to go. Here's when to book flights and lodging for the best mix of price and availability, based on August's tier (Peak season) and Heraklion (Crete)'s popularity.

✈ Flights — lead time
3-5 months
Flight prices are near their annual peak. Watch fare-alert tools, book directly when you see a fare under the typical range for this city.
🏨 Lodging — lead time
3-5 months
Reasonable selection still available at 3-4 months out, but central locations vanish first.
⚠ Mediterranean coastal accommodations are at absolute peak; rentals near beaches book 6-10 months out, especially Italy / Spain / Greece.

Crowds & pricing — August in Heraklion (Crete)

Peak season

Heraklion (Crete) is in peak season during this month — expect bigger crowds at famous sights, higher hotel and flight prices, and longer queues. Restaurant reservations a few days out are advisable, and any boutique hotels you have your eye on should be booked weeks ahead. The trade-off: most attractions, restaurants, and seasonal services are fully open, the weather is at its most reliable, and the city feels at its most alive.

Why this tier: comfortable tourism weather Northern Hemisphere summer holidays beach-season conditions

Sun & mosquito risk — August in Heraklion (Crete)

☀️ UV Index (noon, 15th)
11.8
Extreme
Stay indoors during midday hours; SPF 50+ even briefly outside, UPF clothing, wide-brim hat, sunglasses essential.
🦟 Mosquito risk
●●●○○
Moderate
Active mosquito season. DEET 25-30% repellent recommended, especially at dawn/dusk.

UV is a clear-sky sea-level estimate — clouds, altitude, and reflective surfaces (snow, water) shift it ±30%. Mosquito risk is climate-derived only; for current disease advisories (dengue, malaria, zika) check the CDC or WHO travel pages before your trip.

Sea temperature in Heraklion (Crete) — August

27.5°C (82°F)
bath-warm
tropical and comfortable for hours

Across the year Heraklion (Crete)'s sea swings from 16.9°C (February) to 27.5°C (August) — August sits at 27.5°C.

Heraklion (Crete) in other months

MonthAvg highAvg lowRainfallRain daysSnow days
January 15°C / 59°F 9°C / 47°F 65 mm 12 —
February 16°C / 61°F 9°C / 48°F 70 mm 10 —
March 17°C / 63°F 10°C / 49°F 75 mm 10 —
April 21°C / 70°F 12°C / 53°F 29 mm 5 —
May 25°C / 77°F 16°C / 60°F 26 mm 5 —
June 29°C / 83°F 20°C / 68°F 20 mm 3 —
July 31°C / 88°F 23°C / 73°F 4 mm 1 —
August 31°C / 88°F 23°C / 73°F 14 mm 2 —
September 29°C / 83°F 20°C / 69°F 22 mm 5 —
October 24°C / 76°F 17°C / 62°F 33 mm 6 —
November 21°C / 70°F 14°C / 57°F 43 mm 8 —
December 17°C / 63°F 10°C / 51°F 68 mm 11 —

Other cities with similar August weather

🌍 See the full ranked list of climate twins for Heraklion (Crete) in August →

Frequently asked questions

How hot is Heraklion (Crete) in August?

In August, Heraklion (Crete) averages a high of 31°C (88°F) and a low of 23°C (73°F) — generally hot.

Does it rain a lot in Heraklion (Crete) in August?

August is generally dry in Heraklion (Crete), with about 2 rainy days on average.

Is August a good time to visit Heraklion (Crete)?

August is hot and mostly dry. It suits travelers who are comfortable with hot weather; check the month-by-month ranking to compare it against the rest of the year.

What should I pack for Heraklion (Crete) in August?

Pack lightweight, breathable clothing, sunglasses and sunscreen. See the full August packing list for Heraklion (Crete) for a complete, climate-based checklist.

Open Heraklion (Crete) on the interactive map

Check the live 10-day forecast and sunrise/sunset.