Amorgos weather in September
Temperature, sea and sunshine in September: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in September
Excellent
Best time to visit: July – September
What is the weather like in Amorgos in September?
In September, Amorgos is warm: daytime highs average 23 °C, and even at night it stays warm at around 20 °C. The sea averages 23.5 °C – pleasant for swimming. With around 9 hours of sunshine a day, there is plenty of sun. It hardly ever rains. The air is often humid and muggy. It is often windy, with gusts of around 31 km/h. All in all, September is an excellent month for a holiday in Amorgos.
September compared
How the weather changes from August to October. Tap a month to open it.
| AugustAug | SeptemberSep | OctoberOct | |
|---|---|---|---|
| Score | 99 | 86 | 56 |
| Day | 25° | 23° | 20° |
| Night | 22° | 20° | 17° |
| Sea | 24° | 24° | 22° |
| Sun | 11 h | 9 h | 8 h |
| Rain days | 0 | 1 | 3 |
More details for September
- Daylight
- 12 h 28 min06:58 – 19:26
- UV index
- 7 · highclear sky, noon (estimate)All months
- Muggy days
- 16 daysdew point 18 °C or moreAll months
- Wind
- 31 km/haverage daily peakAll months
- Cloud cover
- 10 %on averageAll months
- Hot days
- 0 days30 °C or moreAll months
- Time zone
- UTC+3Europe/Athens
How the score comes together
- Temperatureweight 35 %65 %
- Seaweight 25 %93 %
- Sunshineweight 20 %100 %
- Few rainy daysweight 20 %100 %
Each factor is rated from 0 to 100 % and weighted for the travel style “Sun, sea & sand”.
What to pack in September
- Swimwear
- Sunscreen
- Sunglasses & sun hat
- Insect repellent
- Windproof jacket
Amorgos in September: quick answers
Is Amorgos hot in September?
Warm rather than hot: in September, daytime highs in Amorgos average 23 °C and nights cool to about 20 °C.
Can you swim in Amorgos in September?
Yes. In September the sea averages 23.5 °C – pleasant for swimming.
Does it rain much in Amorgos in September?
It hardly ever rains.
Amorgos month by month
The whole year in AmorgosAll destinations: GreeceGreek Islands weather in SeptemberWhere to go in SeptemberSea temperature in September
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences