August · Greece
Best time to visit Athens in August Weather, crowds & prices
Weather in Athens in August
Average temperature 28°C, 18 mm of rain, about 31 days with 6+ hours of sunshine and 53% humidity — based on the five most recent complete years of ERA5 data (2021–2025).
August score
7.2/10
Ranked #8 of 12 months
- Avg temp
- 28°C
- Rainfall
- 18 mm
- Humidity
- 53%
- Days with 6h+ sun
- 31
- Crowd Density
- Moderate Crowds
- Average Expenses
- $$ · Moderate Cost ($$)
August in Athens scores 7.2/10 for sightseeing and cultural travel - ranked #8 of 12. Expect around 28°C, 18 mm of rain, and roughly 31 days with 6+ hours of sunshine this month.
Athens shines Apr–Jun: cool 18–25°C mornings on the Acropolis, light crowds before 9am, taverna evenings in Plaka.
August in Athens — reliably good (8th best month)
Days in August average 28°C (83°F) — front-load outdoor plans before the heat builds and treat the middle of the day as indoor time.
With around 18 mm of rain, any showers tend to pass through rather than settle in; about 31 days with 6+ hours of sunshine and 13.5 hours of daylight fill the rest.
That is 7.2/10 on the same scale — 8th of 12 months, versus 10/10 for the best month here.
Pack the lightest breathable clothing you own, a hat, and more water than feels necessary.
Expect mid-season pricing, and crowds are moderate.
If your dates are flexible, May is materially better in Athens — 2.8 points higher on the same scale.
Frequently asked
- What is the weather like in Athens in August?
- In August, Athens averages 28°C, 18 mm of rain, and about 31 days with 6+ hours of sunshine. Its climate-comfort score is 7.2/10.
- Is August a good time to visit Athens?
- August earns a 7.2/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
- How much does it rain in Athens in August?
- Expect about 18 mm of rain in August. Average humidity is 53% and there are about 31 days with 6+ hours of sunshine.
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