Click on a day for an hourly weather forecast
The weather in Thessaloniki in August is hot. The average temperatures are between 22°C and 32°C.
You can expect a few rainy days in Thessaloniki during August, but usually the weather is comfortable in August.
Our weather forecast can give you a great sense of what weather to expect in Thessaloniki in August 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 |