Athens in August

In August, Athens averages 33°C (91°F) during the day and 23°C (73°F) at night, with only about 1 rainy day.

High season

Conditions are very hot — early-morning and evening sightseeing recommended. Skies are generally dry and clear.

August in Athens 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.).

33°C
Avg high
23°C
Avg low
1
Rain days
10 mm
Rainfall

How August compares to the rest of the year in Athens

2nd
warmest month of the 12
12th
wettest month of the 12
2%
of yearly rainfall falls in August
13 h 40 min
daylight on the 15th

August is one of the warmest months in Athens (2nd of 12) and one of the driest months (12th of 12). Daytime temperature runs 11°C above the annual average (22°C). August runs roughly the same as July (33°C) and cools 4°C in September (29°C).

August sunrise & sunset in Athens

🌅
Sunrise (15th)
6:40 AM
🌇
Sunset (15th)
8:19 PM
Day length
13 h 40 min

Times shown for Athens 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 Athens — August

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

🌅 Blue hour (AM)
5:40 AM – 6:20 AM
🌄 Golden hour (AM)
6:20 AM – 7:20 AM
🌇 Golden hour (PM)
7:39 PM – 8:39 PM
🌆 Blue hour (PM)
8:39 PM – 9:19 PM
Milky Way galactic core
Fair
Core only briefly above the horizon — a marginal month even from dark sites near Athens.

📅 When to book — Athens 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 (High season) and Athens's popularity.

✈ Flights — lead time
2-3 months
Prices are above off-season but not the absolute peak. Tuesday/Wednesday departures are usually cheaper than weekend ones.
🏨 Lodging — lead time
2-3 months
Wide selection still available at this lead time. Premium properties book first; consider 'last-minute deal' availability at 2-week mark if your dates are flexible.

Crowds & pricing — August in Athens

High season

This is a busy month in Athens — not the absolute peak, but tourist numbers are clearly elevated. You'll feel it at headline attractions on weekends and in the historic centre, though side streets and lesser-known sights stay manageable. Prices are above off-season but not at their summit. A good week for first-time visitors who want everything open without the worst of the crush.

Why this tier: comfortable tourism weather Northern Hemisphere summer holidays

Sun & mosquito risk — August in Athens

☀️ UV Index (noon, 15th)
11.5
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 Athens — August

27.8°C (82°F)
bath-warm
tropical and comfortable for hours

Across the year Athens's sea swings from 15.7°C (March) to 27.8°C (August) — August sits at 27.8°C.

Athens in other months

MonthAvg highAvg lowRainfallRain daysSnow days
January 13°C / 55°F 7°C / 45°F 55 mm 7
February 14°C / 57°F 7°C / 45°F 45 mm 6
March 16°C / 61°F 8°C / 46°F 45 mm 6
April 20°C / 68°F 11°C / 52°F 30 mm 5
May 25°C / 77°F 16°C / 61°F 20 mm 4
June 30°C / 86°F 20°C / 68°F 10 mm 2
July 33°C / 91°F 23°C / 73°F 5 mm 1
August 33°C / 91°F 23°C / 73°F 10 mm 1
September 29°C / 84°F 19°C / 66°F 15 mm 3
October 23°C / 73°F 15°C / 59°F 55 mm 6
November 18°C / 64°F 11°C / 52°F 75 mm 7
December 14°C / 57°F 8°C / 46°F 75 mm 8

Other cities with similar August weather

🌍 See the full ranked list of climate twins for Athens in August →

Frequently asked questions

How hot is Athens in August?

In August, Athens averages a high of 33°C (91°F) and a low of 23°C (73°F) — generally hot.

Does it rain a lot in Athens in August?

August is generally dry in Athens, with about 1 rainy day on average.

Is August a good time to visit Athens?

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 Athens in August?

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

Open Athens on the interactive map

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