Aveiro weather in October
Temperature, sea and sunshine in October: long-term averages from 30 years of weather data, not a forecast.
Holiday weather in October
Poor
Best time to visit: June – September
What is the weather like in Aveiro in October?
In October, Aveiro is warm: daytime highs average 21 °C, and nights cool down to about 14 °C. The sea averages 17.5 °C – bracing, so a wetsuit helps for longer swims. Expect around 5 hours of sunshine a day. Rain is frequent, with about 13 rainy days and 152 mm in total. All in all, October is not an ideal month for a holiday in Aveiro.
October compared
How the weather changes from September to November. Tap a month to open it.
| SeptemberSep | OctoberOct | NovemberNov | |
|---|---|---|---|
| Score | 73 | 32 | 11 |
| Day | 25° | 21° | 17° |
| Night | 16° | 14° | 10° |
| Sea | 18° | 18° | 16° |
| Sun | 8 h | 5 h | 4 h |
| Rain days | 6 | 13 | 13 |
More details for October
- Daylight
- 11 h 12 min07:44 – 18:56
- UV index
- 4 · moderateclear sky, noon (estimate)All months
- Muggy days
- 1 daydew point 18 °C or moreAll months
- Wind
- 21 km/haverage daily peakAll months
- Cloud cover
- 55 %on averageAll months
- Hot days
- 1 day30 °C or moreAll months
- Time zone
- UTC+1Europe/Lisbon
How the score comes together
- Temperatureweight 35 %40 %
- Seaweight 25 %7 %
- Sunshineweight 20 %40 %
- Few rainy daysweight 20 %39 %
Each factor is rated from 0 to 100 % and weighted for the travel style “Sun, sea & sand”.
What to pack in October
- Wetsuit for longer swims
- Sunscreen
- A jumper for the evenings
- Rain jacket or umbrella
Aveiro in October: quick answers
Is Aveiro hot in October?
Warm rather than hot: in October, daytime highs in Aveiro average 21 °C and nights cool to about 14 °C.
Can you swim in Aveiro in October?
Only if you don't mind cold water: in October the sea averages just 17.5 °C. Comfortable swimming temperatures are not reached at any time of year.
Does it rain much in Aveiro in October?
Rain is frequent, with about 13 rainy days and 152 mm in total.
Aveiro month by month
The whole year in AveiroAll destinations: PortugalWhere to go in OctoberSea temperature in October
Climate averages 1996–2025, not a forecast. Data: Copernicus ERA5 / ERA5-Land via Open-Meteo.com (CC BY 4.0), NOAA OISST, WMO 1991–2020 (NOAA NCEI), GeoNames (CC BY 4.0). Sources & licences