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The weather in Kos in October is hot. The average temperatures are between 20°C and 22°C.
You can expect about 3 to 8 days of rain in Kos during the month of October. It’s a good idea to bring along your umbrella so that you don’t get caught in poor weather.
Our weather forecast can give you a great sense of what weather to expect in Kos in October 2025.
If you’re planning to visit Kos in the near future, we highly recommend that you review the 14 day weather forecast for Kos before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 14° / 12° | 8 | 23 | 0 | 195 mm | Ok | Kos in January |
| February | 15° / 13° | 6 | 22 | 0 | 129 mm | Good | Kos in February |
| March | 15° / 13° | 4 | 27 | 0 | 89 mm | Good | Kos in March |
| April | 18° / 16° | 2 | 28 | 0 | 48 mm | Good | Kos in April |
| May | 21° / 19° | 2 | 29 | 0 | 36 mm | Good | Kos in May |
| June | 24° / 22° | 1 | 29 | 0 | 20 mm | Perfect | Kos in June |
| July | 26° / 24° | 0 | 31 | 0 | 3 mm | Perfect | Kos in July |
| August | 27° / 25° | 0 | 31 | 0 | 2 mm | Perfect | Kos in August |
| September | 25° / 23° | 1 | 29 | 0 | 30 mm | Perfect | Kos in September |
| October | 22° / 20° | 4 | 27 | 0 | 92 mm | Good | Kos in October |
| November | 19° / 17° | 4 | 26 | 0 | 116 mm | Good | Kos in November |
| December | 16° / 14° | 7 | 24 | 0 | 176 mm | Ok | Kos in December |