August Weather in Aveiro, Portugal

Last updated: February 24, 2025

In August, Aveiro boasts a pleasant climate characterized by warm temperatures, with a maximum reaching 32°C (91°F) and an average of 20°C (69°F). Nights are mild, dipping to a comfortable minimum of 13°C (56°F). Visitors can expect low precipitation, with only 14 mm (0.5 in) of rain over just 2 days, allowing for a majority of sunny outings. The air carries a moderate humidity level of 64%, adding to the overall charm of this picturesque Portuguese city during the summer.

August Temperature in Aveiro

In August, Aveiro boasts a delightful Mediterranean climate, making it one of the warmest months of the year. Temperatures typically range from a mild 13°C (56°F) at night to a balmy maximum of 32°C (91°F) during the day, with an average of 20°C (69°F) that invites both locals and tourists to bask in the sun. This warmth marks a slight rise from July's figures, reflecting a peak in summer comfort. As summer transitions into fall, these temperatures create a vibrant backdrop for outdoor activities and the lively atmosphere of the city, setting the stage for memorable experiences amidst stunning coastal scenery.

August Weather in Aveiro: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Aveiro, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec515455586365686867635754
Data source: Temperature data for Aveiro generated using information from the Copernicus Climate Change Service.
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The average of daily temperatures (24 hours) calculated across all days in the month.

August Precipitation in Aveiro

In August, Aveiro experiences a notable dip in precipitation, recording just 14 mm (0.5 in) of rain over only 2 days. This minimal rainfall marks one of the driest months of the year, following July, which is almost as arid with 13 mm (0.5 in). The trend of decreasing precipitation continues through the summer months, with June and May also showcasing relatively low totals. As the year progresses into the autumn season, rainfall begins to increase, with October and November averaging significantly higher levels, indicating a shift towards a wetter climate. This seasonal pattern highlights Aveiro's characteristically dry summer contrasted against its lush, rain-filled autumns.

August Precipitation Trends in Aveiro

The chart displays monthly precipitation patterns in Aveiro, with values for each month alongside August's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec771091141146432131432101137150
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Aveiro

In Aveiro, Portugal, August experiences a slight increase in humidity, averaging around 64%. This marks a minimal rise from July's 63%, reflecting the region's transition from the drier summer months into the more humid autumn season. As the year progresses, humidity levels tend to climb from the low point of 63% in July, reaching much higher levels as the colder months approach, with November and December soaring to 86% and 87% respectively. Overall, the data highlights a cyclical trend where humidity starts high in the winter, dips during the peak summer, and then gradually increases as autumn sets in. This fluctuation captures the essence of Aveiro's coastal climate, characterized by its refreshing summers and moist winters.

August Average Humidity in Aveiro

This chart illustrates the average monthly humidity levels in Aveiro, with August's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how August's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec87%81%78%79%78%71%63%64%71%79%86%87%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Aveiro

In August, Aveiro experiences a UV Index of 9, categorizing it as very high exposure, with a burn time of just 15 minutes. As summer peaks, the UV levels show a hint of moderation compared to the extreme values of June and July. Yet, the need for sun protection remains crucial, especially for outdoor enthusiasts. As autumn approaches, UV levels will gradually decline, mimicking the trend seen from earlier in the year, where January and December started with much lower indices and longer burn times. Stay informed on the UV Index throughout the year, especially if you plan to enjoy the beautiful sun-soaked days in Aveiro. For more insights, check the detailed trends here: Aveiro UV Index.

Maximum UV Index Levels in Aveiro for August

The chart shows the monthly maximum UV Index (UVI) for Aveiro in August, representing the highest UV radiation level. The UVI measures the intensity of ultraviolet radiation from the sun, indicating the potential risk of sunburn and UV-related health issues.
JanFebMarAprMayJunJulAugSepOctNovDec24689101098642
Data source: Aveiro August UVI data generated using information from the Copernicus Climate Change Service.

UV Risk Categories

  •  Extreme (11+): Avoid the sun, stay in shade.
  •  Very High (8-10): Limit sun exposure.
  •  High (6-7): Use SPF 30+ and protective clothing.
  •  Moderate (3-5): Midday shade recommended.
  •  Low (0-2): No protection needed.

August Sunshine in Aveiro

In Aveiro, Portugal, August shines brightly with an impressive 393 hours of sunshine, marking a vibrant peak in the summer months. This trend of increasing sunlight starts in January with a modest 165 hours and steadily climbs, reaching its zenith in July with 424 hours. As summer wanes, August continues to bask in ample sunshine, before gradually transitioning to September's 346 hours. The overall pattern showcases a delightful progression of warm, sunlit days, making Aveiro a captivating destination for those seeking summer warmth and coastal charm.

Monthly Sunshine Duration in Aveiro: August Highlighted

The August sunshine duration represents the total number of hours Aveiro experiences direct sunlight during the month of August, excluding cloudy or obstructed periods. This chart compares the sunshine duration of August with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec165h215h293h347h406h407h424h393h346h303h212h192h
Data source: Aveiro August Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Aveiro During August

In Aveiro, Portugal, August shines bright as one of the sunniest months of the year, boasting a 65% chance of sunny weather. This marks a notable increase from the earlier months, with the likelihood of sun climbing steadily from 50% in May, through 61% in July. As summer reaches its peak, August offers a delightful retreat from rainy spells earlier in the year, where months like February and April lagged behind with chances as low as 21% and 41%, respectively. September may see a slight dip back to 47%, yet the radiant rays of August undeniably set the stage for outdoor adventures and coastal relaxation in Aveiro.

Percentage of Sunny Days in August in Aveiro

The chart illustrates the percentage of sunny days in Aveiro throughout the year, with August highlighted. It highlights the variation in sunshine across each month and provides an overview of the typical frequency of sunny days, offering insights into how often Aveiro experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec51%21%58%41%50%59%61%65%48%47%69%37%
Data source: Aveiro August chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Aveiro in August

In August, Aveiro, Portugal basks in 13 hours of daylight, marking a delightful transition from the sunniest months of June and July, which enjoy up to 15 and 14 hours, respectively. As summer peaks, the daylight hours begin their gentle decline, hinting at the coming autumn. This gradual reduction in light mirrors a broader trend throughout the year, where the longest days are found in the height of summer, while the darker months of November and December offer a mere 9 hours of daylight. August’s balance of light provides the perfect opportunity to savor the lingering summer evenings before the shorter days of fall set in.

Average Daylight Hours in Aveiro for August

The chart illustrates the variation in daylight duration in Aveiro throughout the year, with August highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 37m10h 39m11h 57m13h 18m14h 27m15h 1m14h 43m13h 42m12h 24m11h 4m9h 54m9h 18m
Data source: Aveiro daylight hours, calculated by summing the hours between sunrise and sunset for each day.

August Winds in Aveiro

In Aveiro, Portugal, the August winds are typically gentle, averaging 3.9 m/s (9 mph), making it one of the calmer months for breezes along the coast. This slight dip in wind speed follows a trend of gradually increasing winds through early summer, peaking at 4.7 m/s (10 mph) in July. As the season transitions into September, the wind speed continues to ease, with only a modest decline in subsequent months. Overall, the data reveals a pattern of mild, refreshing breezes typical of summer in Aveiro, providing the perfect backdrop for leisurely strolls and enjoying the picturesque canals.

Average August Wind Speed in Aveiro

The chart displays monthly wind speed patterns in Aveiro, with values for each month shown alongside August's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how August's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec4.55.33.63.24.44.54.73.9 m/s3.73.53.94.9
Data source: Aveiro August wind data, generated using information from the Copernicus Climate Change Service.

How August Weather in Aveiro Compares to Other Months

The weather in Aveiro changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of August's weather with other months, highlighting differences in temperature, precipitation, and other key factors. Click on each section to discover seasonal trends in Aveiro and find detailed weather information for every month.

When comparing the weather in August and January, we see a stark contrast in temperatures and precipitation. August enjoys milder temperatures with a minimum of 13°C (56°F), an average of 20°C (69°F), and peaks at 32°C (91°F), accompanied by relatively low precipitation of just 14 mm (0.5 in) over 2 days, and a humidity level of 64%. In contrast, January brings much cooler conditions, with temperatures ranging from a minimum of 2°C (36°F) to a maximum of 20°C (69°F), an average temperature of 11°C (51°F), and significantly higher precipitation of 77 mm (3.0 in) over 8 days, along with increased humidity at 87%. For more detailed information, check out Aveiro weather in January.

When comparing the weather in August and February, notable differences emerge. August offers a warmer climate with average temperatures ranging from a cool 13°C (56°F) at night to a maximum of 32°C (91°F) during the day, along with relatively low precipitation of 14 mm (0.5 in) across just two days and a moderate humidity of 64%. In contrast, February experiences significantly lower temperatures, with averages between 3°C (37°F) and 21°C (70°F), and a much higher rainfall of 109 mm (4.3 in) spread over 11 days. The increased humidity in February, at 81%, also contributes to a markedly different feel. For a detailed overview of weather conditions in February, you can check Aveiro weather in February.

When comparing the weather in August and March, it’s clear that August tends to be much warmer and drier. In August, temperatures range from a minimum of 13°C (56°F) to a maximum of 32°C (91°F), with an average of 20°C (69°F) and only 14 mm (0.5 in) of precipitation spread over just 2 days. In contrast, March experiences cooler temperatures, with a minimum of 4°C (40°F) and a maximum of 24°C (76°F), averaging at 13°C (56°F). Additionally, March is significantly wetter, boasting 114 mm (4.5 in) of rainfall over 11 days, along with higher humidity at 78%. For more detailed information, check the Aveiro weather in March.

In comparing the weather of August and April, it's clear that August tends to be warmer and drier. August boasts average temperatures around 20°C (69°F), with maximums reaching up to 32°C (91°F) and only 14 mm of precipitation over just 2 days. In contrast, April features cooler temperatures, averaging 15°C (58°F) with highs of 26°C (79°F), but experiences significantly more rainfall, totaling 114 mm over 12 days. Additionally, April's humidity is higher at 79%, compared to August's 64%. For a more detailed look at April weather patterns, you can visit Aveiro weather in April.

When comparing the weather in August and May, notable differences emerge. August typically boasts warmer temperatures, with a minimum of 13°C and an average around 20°C, peaking at 32°C, while May has cooler conditions with a minimum of 9°C, averaging 17°C, and a high of 30°C. Precipitation also varies significantly; August experiences only 14 mm of rain over just 2 days, whereas May has a much wetter profile, with 64 mm of rain falling over 8 days, leading to higher humidity levels of 78% compared to August's 64%. For more detailed insights into May's weather, visit Aveiro weather in May.

When comparing the weather in August and June, you'll notice that August generally experiences warmer temperatures, with averages around 20°C (69°F) and a maximum of 32°C (91°F), compared to June's average of 18°C (65°F) and maximum of 30°C (86°F). Additionally, August tends to be drier, with only 14 mm (0.5 in) of precipitation over 2 days, while June sees more rainfall at 32 mm (1.3 in) across 7 days. Humidity levels are slightly lower in August at 64%, compared to 71% in June. For a detailed look at June weather in Aveiro, check out Aveiro weather in June.

In comparing the weather of August and July, we see that both months exhibit similar temperature ranges, with August having a minimum of 13°C (56°F), an average of 20°C (69°F), and a maximum of 32°C (91°F). July showcases slightly warmer conditions with a maximum of 33°C (91°F), while both months average around the same 20°C. Precipitation levels are quite comparable, with August recording 14 mm (0.5 in) and July just slightly less at 13 mm (0.5 in), both occurring over 2 days. Humidity stays consistent, hovering around 63% in July and increasing just slightly to 64% in August. For more detailed information about July's weather, you can check Aveiro weather in July.

August typically offers warm temperatures, with a minimum of 13°C and a maximum reaching up to 32°C, resulting in an average of around 20°C. The month sees relatively low precipitation, averaging just 14 mm over two days, and a humidity level of 64%. In contrast, September's weather is slightly cooler, with minimum temperatures dropping to 11°C and a maximum of 31°C, while the average remains stable at 20°C. Rainfall increases to 32 mm over four days, contributing to a higher humidity level of 71%. For more detailed information, you can check Aveiro weather in September.

August and October weather show notable contrasts. In August, temperatures range from a minimum of 13°C (56°F) to a maximum of 32°C (91°F), with an average of 20°C (69°F) and relatively low precipitation at just 14 mm (0.5 in) over 2 days. The humidity is moderate at 64%. In contrast, October experiences cooler temperatures, with a minimum of 8°C (46°F) and an average of 17°C (63°F). Although the maximum temperature remains warm at 31°C (87°F), October can be quite rainy, with precipitation reaching 101 mm (4.0 in) over 9 days and higher humidity at 79%. For more details, check out Aveiro weather in October.

In comparing the weather of August and November, it's clear that these two months exhibit significant differences in temperature and precipitation. August tends to be much warmer, with average temperatures around 20°C (69°F) and maximums reaching up to 32°C (91°F), contrasted by November's cooler average of 14°C (57°F) and maximums of 23°C (73°F). Additionally, while August experiences relatively low precipitation at just 14 mm (0.5 in) over only 2 days, November sees a substantial increase in rainfall, totaling 137 mm (5.4 in) across 14 days. This shift in humidity is also notable, with November boasting a much higher humidity level of 86% compared to August’s 64%. For more detailed insights about the climate in November, you can visit Aveiro weather in November.

In comparing the weather between August and December, August boasts a more temperate climate with average temperatures ranging from a minimum of 13°C (56°F) to a maximum of 32°C (91°F). With only 14 mm of precipitation over just 2 days, humidity levels sit at a comfortable 64%. In stark contrast, December experiences much cooler temperatures, averaging between 3°C (38°F) and 19°C (66°F), with a significant increase in precipitation totaling 150 mm over 14 days. The humidity also rises to 87%, contributing to a more saturated atmosphere. For a detailed insight, you can check out this link: Aveiro weather in December.

Compare Aveiro's Climate with Cities Worldwide

Conclusion: What to Expect From August Weather in Aveiro

In August, Aveiro transforms into a warm and inviting destination, typically characterized by higher temperatures compared to the cooler months preceding it. With maximums reaching up to 32°C, this month showcases the peak of summer, while the average temperature hovers around 20°C, offering comfortable evenings. Rainfall is minimal, with only a couple of days marked by light precipitation, resulting in a pleasantly dry atmosphere that encourages outdoor exploration. This unique blend of warmth and low humidity, at around 64%, makes August a delightful time to experience all that Aveiro has to offer. For a deeper understanding of the climate trends throughout the year, visit Aveiro Climate.