Symi weather in October
Temperature, sea and sunshine in October: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in October
Excellent
Best time to visit: June – October
What is the weather like in Symi in October?
In October, Symi is warm: daytime highs average 24 °C, and even at night it stays warm at around 20 °C. The sea averages 23.6 °C – pleasant for swimming. The sun shines for around 8 hours a day. Rain is rare: about 5 days bring 36 mm in total. All in all, October is an excellent month for a holiday in Symi.
October compared
How the weather changes from September to November. Tap a month to open it.
| SeptemberSep | OctoberOct | NovemberNov | |
|---|---|---|---|
| Score | 100 | 85 | 46 |
| Day | 27° | 24° | 20° |
| Night | 24° | 20° | 17° |
| Sea | 26° | 24° | 22° |
| Sun | 10 h | 8 h | 6 h |
| Rain days | 1 | 5 | 8 |
More details for October
- Daylight
- 11 h 19 min07:15 – 18:34
- UV index
- 5 · moderateclear sky, noon (estimate)All months
- Muggy days
- 7 daysdew point 18 °C or moreAll months
- Wind
- 20 km/haverage daily peakAll months
- Cloud cover
- 24 %on averageAll months
- Hot days
- 0 days30 °C or moreAll months
- Time zone
- UTC+3Europe/Athens
How the score comes together
- Temperatureweight 35 %77 %
- Seaweight 25 %94 %
- Sunshineweight 20 %78 %
- Few rainy daysweight 20 %96 %
Each factor is rated from 0 to 100 % and weighted for the travel style “Sun, sea & sand”.
What to pack in October
- Swimwear
- Sunscreen
Symi in October: quick answers
Is Symi hot in October?
Warm rather than hot: in October, daytime highs in Symi average 24 °C and nights cool to about 20 °C.
Can you swim in Symi in October?
Yes. In October the sea averages 23.6 °C – pleasant for swimming.
Does it rain much in Symi in October?
Rain is rare: about 5 days bring 36 mm in total.
Symi month by month
The whole year in SymiAll destinations: GreeceGreek Islands weather in OctoberWhere to go in OctoberSea temperature in October
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