Click on a day for an hourly weather forecast
The weather in Olbia in August is hot. The average temperatures are between 20°C and 30°C.
You can expect a few rainy days in Olbia 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 Olbia in August 2025.
If you’re planning to visit Olbia in the near future, we highly recommend that you review the 14 day weather forecast for Olbia before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 13° / 7° | 5 | 26 | 0 | 82 mm | Ok | Olbia in January |
| February | 14° / 6° | 4 | 23 | 1 | 64 mm | Good | Olbia in February |
| March | 16° / 8° | 5 | 26 | 0 | 74 mm | Good | Olbia in March |
| April | 19° / 10° | 4 | 26 | 0 | 69 mm | Good | Olbia in April |
| May | 22° / 13° | 4 | 27 | 0 | 69 mm | Good | Olbia in May |
| June | 27° / 17° | 2 | 28 | 0 | 36 mm | Perfect | Olbia in June |
| July | 30° / 20° | 1 | 30 | 0 | 14 mm | Good | Olbia in July |
| August | 30° / 20° | 1 | 30 | 0 | 20 mm | Good | Olbia in August |
| September | 26° / 18° | 4 | 26 | 0 | 67 mm | Perfect | Olbia in September |
| October | 22° / 15° | 4 | 27 | 0 | 73 mm | Good | Olbia in October |
| November | 18° / 11° | 4 | 26 | 0 | 88 mm | Good | Olbia in November |
| December | 14° / 8° | 3 | 28 | 0 | 58 mm | Good | Olbia in December |