Click on a day for an hourly weather forecast
The temperatures in Aveiro in August are comfortable with low of 17°C and and high up to 27°C.
You can expect a few rainy days in Aveiro 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 Aveiro in August 2025.
If you’re planning to visit Aveiro in the near future, we highly recommend that you review the 14 day weather forecast for Aveiro before you arrive.
| Month | Temperatures | Rainy Days | Dry Days | Snowy Days | Rainfall | Weather | More details |
|---|---|---|---|---|---|---|---|
| January | 13° / 7° | 9 | 22 | 0 | 217 mm | Bad | Aveiro in January |
| February | 14° / 8° | 8 | 21 | 0 | 198 mm | Ok | Aveiro in February |
| March | 17° / 9° | 7 | 24 | 0 | 161 mm | Ok | Aveiro in March |
| April | 18° / 10° | 7 | 23 | 0 | 133 mm | Ok | Aveiro in April |
| May | 22° / 13° | 4 | 27 | 0 | 86 mm | Good | Aveiro in May |
| June | 23° / 14° | 4 | 26 | 0 | 57 mm | Perfect | Aveiro in June |
| July | 26° / 16° | 1 | 30 | 0 | 17 mm | Perfect | Aveiro in July |
| August | 27° / 17° | 2 | 29 | 0 | 19 mm | Perfect | Aveiro in August |
| September | 26° / 16° | 3 | 27 | 0 | 65 mm | Perfect | Aveiro in September |
| October | 22° / 14° | 7 | 24 | 0 | 207 mm | Ok | Aveiro in October |
| November | 16° / 11° | 9 | 21 | 0 | 195 mm | Ok | Aveiro in November |
| December | 14° / 9° | 8 | 23 | 0 | 228 mm | Ok | Aveiro in December |