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Aveiro Weather in August
Aveiro in August sees high daytime temperatures of 27°C (81°F) and nighttime lows of 17°C (63°F). Low rainfall is typical, with around 21 mm (0.8 in) for the month.
Rainfall in Aveiro in August
Looking at the last 30 years, the data shows about 5 days with rain, averaging 21 mm (0.8 in) for the month. The odd shower may pass through, but it usually doesn't amount to much. A largely dry month overall.
Temperature in Aveiro in August
August is a excellent month in Aveiro, with 27°C (81°F) during the day and 17°C (63°F) at night. Summer occurs in August. Overall, the month follows a fairly predictable daily temperature pattern. With lows of 17°C (63°F), nights are cool. If you're out after dark, an extra layer will keep you comfortable. The cooler air at night is also great for getting a good rest. This is typically the warmest month of the year, so light summer clothing is a good idea.
Sunshine in Aveiro in August
The city usually sees around 301 hours of sunlight, indicating many sunny days , a great month for sightseeing.If you're a fan of comfortable temperatures and drier conditions, August is a great time to visit.
Aveiro Temperature in August
Min Temperature
17°C (63°F)
Max Temperature
27°C (81°F)
Chance of Rain
18%
Precipitation
21 mm (0.8 in)
Rainy days
5 days
Humidity
67% *
Sunshine
301 hours *
Percentage Sunshine
*
* Data from: Coimbra, Portugal (52 KM, 32 Miles).
Aveiro Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Aveiro - and find the best time to visit.
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Aveiro typically stay consistent throughout August, with daily highs averaging around 27°C (81°F). Nights are pleasant, with lows around 15°C (59°F).
Average temperatures in August
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in August
Historical weather records for Aveiro in August
Browse day-by-day weather records for Aveiro spanning 50 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Aveiro historical weather extremes in August
According to our 49 years of weather records for Aveiro, the following extremes were recorded between 1976 and 2025.
- Aveiro recorded its highest August temperature of 38°C (100°F) on August 5, 2005.
- On August 16, 2006, Aveiro saw its coldest August day with temperatures maxing out at 18°C (64°F).
- Aveiro registered its coldest August night on August 26, 1985, with temperatures dropping to 7°C (45°F).
Best Places in Portugal in August
Find out more about the weather in Portugal and which places have the best travel conditions in this month. See all of Portugal in August →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Aveiro in August
Warm temperatures in August make for comfortable sightseeing weather. Pack breathable fabrics like cotton shirts, knee-length shorts or skirts, and comfortable walking shoes. A thin long sleeve for indoor spaces is handy. Pack a light rain jacket or compact umbrella for occasional showers. You'll definitely want to pack sunglasses and sunscreen. There will be plenty of bright sunshine this month.
What To Do in Aveiro in August
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Swimming10/10 -
Cycling8/10 -
Walking8/10 -
Barbeque10/10 -
Camping10/10 -
Outdoor sports8/10
Aveiro 3-Day Forecast
More climate data for Aveiro
Temperature Rainfall Sunshine Humidity
See the full Aveiro climate overview or explore weather in Portugal.
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