September · Greece
Best time to visit Karpathos in September Weather, crowds & prices
Weather in Karpathos in September
Average temperature 25°C, 2 mm of rain, about 30 days with 6+ hours of sunshine and 70% humidity — based on the five most recent complete years of ERA5 data (2021–2025).
September score
9.9/10
Ranked #4 of 12 months
- Avg temp
- 25°C
- Rainfall
- 2 mm
- Humidity
- 70%
- Days with 6h+ sun
- 30
- Crowd Density
- Moderate Crowds
- Average Expenses
- $$$ · Peak Season Rates ($$$)
September in Karpathos scores 9.9/10 for beach and coastal travel - an above-average month (#4 of 12). Expect around 25°C, 2 mm of rain, and roughly 30 days with 6+ hours of sunshine this month.
Karpathos is a rugged Dodecanese island with the mountain village of Olympos and beaches such as Apella.
September in Karpathos — one of the year's strongest windows (4th)
With 25°C (77°F) on average, September delivers classic beach weather: plenty of time in the water, with beach and boat plans rarely disrupted by cold.
At just 2 mm for the month, rain will not shape your plans; you get about 30 days with 6+ hours of sunshine and 12.4 hours of daylight.
On our climate-comfort scale this is one of the strongest months of the year for Karpathos at 9.9/10 (4th of 12), just behind July at 10/10.
Pack light clothing, swimwear and real sun protection.
Budget for peak pricing, and crowds are moderate.
Frequently asked
- What is the weather like in Karpathos in September?
- In September, Karpathos averages 25°C, 2 mm of rain, and about 30 days with 6+ hours of sunshine. Its climate-comfort score is 9.9/10.
- Is September a good time to visit Karpathos?
- September earns a 9.9/10 climate-comfort score. Use the year-round chart to weigh the weather against your budget and crowd preferences.
- How much does it rain in Karpathos in September?
- Expect about 2 mm of rain in September. Average humidity is 70% and there are about 30 days with 6+ hours of sunshine.
Curated in Karpathos
Tickets & experiences
Things to do in Karpathos
Karpathos, Greece. Live activities and tours from GetYourGuide, matched to this destination.