Click on a day for an hourly weather forecast
The temperatures in Thessaloniki in October are comfortable with low of 15°C and and high up to 21°C.
You can expect about 3 to 8 days of rain in Thessaloniki 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 Thessaloniki in October 2025.
If you’re planning to visit Thessaloniki in the near future, we highly recommend that you review the 14 day weather forecast for Thessaloniki before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 10° / 4° | 4 | 25 | 2 | 54 mm | Bad | Thessaloniki in January |
| February | 12° / 6° | 5 | 21 | 1 | 66 mm | Ok | Thessaloniki in February |
| March | 15° / 7° | 6 | 25 | 0 | 87 mm | Good | Thessaloniki in March |
| April | 19° / 10° | 3 | 27 | 0 | 48 mm | Good | Thessaloniki in April |
| May | 24° / 14° | 4 | 27 | 0 | 72 mm | Perfect | Thessaloniki in May |
| June | 29° / 19° | 4 | 26 | 0 | 71 mm | Good | Thessaloniki in June |
| July | 32° / 21° | 2 | 29 | 0 | 45 mm | Good | Thessaloniki in July |
| August | 32° / 22° | 2 | 29 | 0 | 44 mm | Good | Thessaloniki in August |
| September | 27° / 19° | 3 | 27 | 0 | 54 mm | Perfect | Thessaloniki in September |
| October | 21° / 15° | 4 | 27 | 0 | 68 mm | Good | Thessaloniki in October |
| November | 17° / 11° | 4 | 26 | 0 | 59 mm | Good | Thessaloniki in November |
| December | 11° / 6° | 4 | 26 | 0 | 61 mm | Ok | Thessaloniki in December |