August · Greece
Best time to visit Kasos in August Weather, crowds & prices
Weather in Kasos in August
Average temperature 25°C, 1 mm of rain, about 31 days with 6+ hours of sunshine and 82% humidity — based on the five most recent complete years of ERA5 data (2021–2025).
August score
9.7/10
Ranked #3 of 12 months
- Avg temp
- 25°C
- Rainfall
- 1 mm
- Humidity
- 82%
- Days with 6h+ sun
- 31
- Crowd Density
- Peak Tourist Rush
- Average Expenses
- $$$ · Peak Season Rates ($$$)
August in Kasos scores 9.7/10 for beach and coastal travel - one of the top 12-month picks (#3). Expect around 25°C, 1 mm of rain, and roughly 31 days with 6+ hours of sunshine this month.
Kasos is a small, arid Dodecanese island south of Karpathos, with rocky coves and a plain harbour town.
August is one of the strongest months in Kasos (3rd)
With 25°C (76°F) on average, August delivers classic beach weather: plenty of time in the water, with beach and boat plans rarely disrupted by cold.
At just 1 mm for the month, rain will not shape your plans; you get about 31 days with 6+ hours of sunshine and 13.5 hours of daylight.
On our climate-comfort scale this is one of the strongest months of the year for Kasos at 9.7/10 (3rd of 12), just behind September at 9.8/10.
Pack light clothing, swimwear and real sun protection.
Expect peak pricing, and this is one of the busiest months here. You are paying the year's highest rates for the year's best conditions — book early or shift a few weeks either side.
Frequently asked
- What is the weather like in Kasos in August?
- In August, Kasos averages 25°C, 1 mm of rain, and about 31 days with 6+ hours of sunshine. Its climate-comfort score is 9.7/10.
- Is August a good time to visit Kasos?
- August earns a 9.7/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
- How much does it rain in Kasos in August?
- Expect about 1 mm of rain in August. Average humidity is 82% and there are about 31 days with 6+ hours of sunshine.
Curated in Kasos
Tickets & experiences
Things to do in Kasos
Kasos, Greece. Live activities and tours from GetYourGuide, matched to this destination.