Last updated: February 24, 2025
Experience the delightful August weather in São Sebastião, Portugal, where summer resonates with comfortable warmth and refreshing breezes. With maximum temperatures reaching a pleasant 24°C (76°F) and an average of 22°C (72°F), this coastal gem invites visitors to bask in its sunlit charm. Evenings cool down to a minimum of 19°C (66°F), perfect for leisurely strolls along the shore. While August sees about 45 mm (1.8 in) of rainfall across 8 days, the lush greenery thrives, making it an invigorating backdrop for exploration. With an humidity level averaging 82%, the air feels refreshing and invigorating, enhancing the enchanting experience of this coastal paradise.
In August, São Sebastião, Portugal, basks in mildly warm temperatures, making it one of the most delightful months of the year. With a minimum of 19°C (66°F) and an average reaching 22°C (72°F), the summer warmth is evident, peaking at a comfortable maximum of 24°C (76°F). This noticeable increase from the cooler months is part of an upward trend seen since June, where the temperatures gradually transition from the refreshing breezes of spring to the sublime warmth of summer. Visitors can enjoy the pleasant climate for outdoor activities, beach days, and evening strolls, all while embracing the vibrant charm of this coastal haven. As August glides into September, temperatures remain steady, ensuring that the inviting summer ambiance lingers just a bit longer.
In August, São Sebastião experiences a moderate precipitation level of 45 mm (1.8 in), consistent with the month's pattern of increasing moisture from the drier summer months of July, which saw only 20 mm (0.8 in) of rain. Rainfall occurs over an average of 8 days, contributing to a slightly more humid atmosphere that precedes the autumn transition. This trend marks a shift from July's dry heat, hinting at the approaching rainy season, which escalates in intensity during the fall months. The increase in precipitation from the summer's lull serves as a reminder of the changing weather patterns that characterize this picturesque coastal region.
In August, Sao Sebastiao, Portugal, experiences a pleasant dip in humidity, averaging 82%. This slight decrease follows a peak in July at 86%, indicating a transition towards the drier months of fall. The overall trend throughout the year reveals a relatively stable humidity level, with figures predominantly hovering around the 83-84% mark from January to June. As summer fades, both August and September maintain the lower humidity, suggesting a gradual shift into the more comfortable conditions of early autumn. However, as the year progresses into October, humidity further decreases to 79%, marking a notable shift towards the crisp, refreshing air of late fall.
In August, Sao Sebastiao, Portugal, experiences a UV Index of 10, categorizing it as very high exposure. This level of intensity demands caution, as individuals can expect a burn time of just 15 minutes without adequate protection. The month continues the trend of elevated UV levels established in the preceding months of June and July, which also saw extreme and very high indices. As summer reaches its peak, it's essential to stay vigilant against sun exposure to avoid skin damage. For more detailed information on UV levels throughout the year, visit Sao Sebastiao UV Index.
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In August, Sao Sebastiao, Portugal basks in 357 hours of sunshine, continuing the trend of glorious summer weather after the peak of July, which boasts an impressive 380 hours. This month marks a slight decline from the height of summer but still provides ample warm and sunlit days, perfect for beach adventures and outdoor exploration. The gradual descent in sunlight hours suggests that as summer transitions into autumn, visitors can still enjoy the lingering warmth. September's 317 hours softens the summer’s vibrant glow, signaling the onset of cooler days while retaining a significant amount of sunshine for those looking to savor the tail end of summer's embrace. The consistent increase in sunlight from January through July culminates in this radiant August, encapsulating the charm of coastal life in this picturesque region.
As the summer season reaches its peak, Sao Sebastiao, Portugal experiences a notable shift in sunshine probability, culminating in August with a 51% chance of sunny weather. This month stands out as the sunniest of the year, a marked increase from the 44% likelihood in June and 41% in July. Following a trend of rising sunshine chances from the cooler months, August not only offers longer days and warmer temperatures but also invites locals and visitors alike to revel in outdoor activities under the inviting Mediterranean sun. As the summer draws to a close, September witnesses a dip to 39%, reminding us to savor the bright days of August while they last.
In August, Sao Sebastiao, Portugal experiences a delightful 13 hours of daylight, a slight decrease from the peak summer months of June and July. As the year progresses, daylight duration follows a notable trend, gradually increasing from just 9 hours in January to a high of 14 hours in June and July. This steady rise captures the essence of summer, providing ample opportunity for outdoor activities and soaking up the sun. However, with August's daylight gradually tapering off as it transitions into September, the gentle shift reminds us of the impending arrival of fall, when daylight will further diminish, settling into the cozy rhythms of the colder months. The cyclical nature of daylight throughout the year not only shapes the landscape but also enriches the local lifestyle in this charming coastal town.
In August, the average wind speed in São Sebastião, Portugal experiences a gentle breeze at 6.1 m/s (14 mph), slightly lower than the peak speeds of earlier months. This seasonal trend reflects a consistent pattern where the winter months, particularly January and February, showcase stronger winds averaging 10.4 m/s and 11.1 m/s, respectively. As spring transitions to summer, winds soften, dipping to 4.8 m/s in June before gradually picking up again. By fall, the wind speeds rise again, with November registering a notable 8.4 m/s. Thus, August represents a tranquil interlude in the wind patterns, ideal for leisurely seaside moments before the autumnal gusts return.
The weather in Sao Sebastiao 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 Sao Sebastiao and find detailed weather information for every month.
August and January present contrasting weather patterns. In August, temperatures range from a minimum of 19°C (66°F) to a maximum of 24°C (76°F), with an average of 22°C (72°F). The month experiences 45 mm (1.8 in) of precipitation over 8 days, accompanied by a humidity level of 82%. In contrast, January offers cooler temperatures, with a minimum of 11°C (52°F) and a maximum of 19°C (66°F), averaging 16°C (61°F). This month sees more precipitation at 78 mm (3.1 in) spread over 11 days and slightly higher humidity at 84%. For more detailed insights into January's weather, visit Sao Sebastiao weather in January.
August presents warmer temperatures with a minimum of 19°C (66°F) and an average of 22°C (72°F), while February is notably cooler, starting at a minimum of 10°C (50°F) and averaging 15°C (59°F). Precipitation levels are higher in February, with 78 mm (3.1 in) of rain over 14 days compared to August’s 45 mm (1.8 in) across 8 days. Humidity levels remain fairly similar in both months, with August at 82% and February slightly higher at 83%. For more detailed insights on February weather, visit Sao Sebastiao weather in February.
When comparing the weather in August and March, we can see distinct differences in temperature and humidity. August features warmer temperatures, with averages around 22°C (72°F), while March's averages are cooler at 15°C (59°F). Additionally, August is more humid at 82%, compared to March's slightly higher humidity of 84%. Precipitation levels are fairly similar, with August experiencing 45 mm over 8 days and March seeing 49 mm over 9 days. For more detailed insights into March conditions, you can check Sao Sebastiao weather in March.
When comparing the weather in August and April, there are notable differences in temperature and precipitation levels. In August, temperatures rise, with a minimum of 19°C (66°F), an average of 22°C (72°F), and a maximum of 24°C (76°F), accompanied by relatively lower precipitation of 45 mm (1.8 in) over 8 days. In contrast, April experiences cooler temperatures, with a minimum of 10°C (51°F), an average of 15°C (60°F), and a maximum of 18°C (64°F). Additionally, April sees more rainfall, totaling 77 mm (3.0 in) over 13 days. The humidity remains fairly consistent, but both months exhibit a slightly humid climate, with April at 84% and August at 82%. For a detailed look at the April weather specifics, you can check out Sao Sebastiao weather in April.
When comparing the weather in August and May, August tends to be warmer with average temperatures ranging from 19°C (66°F) to 24°C (76°F), while May features cooler temperatures, averaging between 12°C (53°F) and 19°C (67°F). Despite having lower overall precipitation, August still experiences around 45 mm (1.8 in) of rainfall over approximately eight days, whereas May sees slightly more rain at 51 mm (2.0 in) over nine days. Additionally, humidity levels are relatively similar, with August at 82% and May slightly higher at 83%. For a more detailed look at the climate during this month, check out Sao Sebastiao weather in May.
In comparing the weather between June and August, August tends to be warmer, with average temperatures reaching around 22°C (72°F), compared to June's average of 18°C (66°F). While both months experience relatively mild conditions, August features slightly higher maximum temperatures at 24°C (76°F), whereas June's maximum peaks at 22°C (72°F). Precipitation levels are similar, with August receiving 45 mm (1.8 in) over about 8 days and June experiencing 39 mm (1.5 in) across 6 days. Humidity remains fairly consistent, with June being marginally more humid at 84% compared to August's 82%. For more detailed insights on June's weather, you can refer to Sao Sebastiao weather in June.
In comparing the weather between July and August, August tends to be slightly warmer, with average temperatures ranging from a minimum of 19°C (66°F) to a maximum of 24°C (76°F), compared to July's temperatures which range from 18°C (65°F) to 23°C (74°F). However, August experiences higher precipitation at 45 mm (1.8 in) over 8 days, while July sees only 20 mm (0.8 in) across 4 days. Humidity levels are slightly lower in August at 82% compared to July's 86%, indicating that while August is generally warmer, it also brings more frequent rain. For more detailed insights on July's weather, you can visit Sao Sebastiao weather in July.
August and September present strikingly similar weather patterns, with both months featuring minimum temperatures around 19°C (66°F) and average highs of 24°C (76°F). Both months also see an average precipitation of 45 mm (1.8 in), but September experiences a slight increase in rainy days, with precipitation falling on 11 days compared to just 8 in August. Despite this, the humidity remains constant at 82% for both months, creating a humid atmosphere. For more detailed information on September's weather, you can check Sao Sebastiao weather in September.
In comparing the weather between August and October, August generally offers warmer temperatures with average highs of 24°C (76°F) compared to October's maximum of 24°C (75°F), but October is cooler overall with an average temperature of 20°C (69°F) versus August's 22°C (72°F). Precipitation is notably higher in October, receiving 83 mm (3.3 inches) over 13 days, whereas August sees less rainfall at 45 mm (1.8 inches) across 8 days. Despite the increase in rain in October, humidity levels remain similar, with August at 82% and October slightly lower at 79%. For more specific details on October weather, you can refer to Sao Sebastiao weather in October.
In comparing the weather of August and November, we notice a significant drop in temperatures from summer to autumn. August boasts warmer conditions with average temperatures hovering around 22°C (72°F) and a maximum of 24°C (76°F), while November sees cooler averages at 18°C (65°F) and a maximum of 22°C (71°F). Additionally, November experiences much higher rainfall, with total precipitation reaching 106 mm (4.2 in) over 13 days, compared to August's 45 mm (1.8 in) over 8 days. Humidity levels remain relatively similar, with August at 82% and November at 80%. For more detailed information on November weather, visit Sao Sebastiao weather in November.
In August, the weather tends to be warmer with average temperatures around 22°C (72°F) and maximums reaching up to 24°C (76°F). The humidity stands at a relatively high 82%, accompanied by some rainfall, totaling 45 mm (1.8 in) over about 8 days. In contrast, December experiences cooler temperatures, with an average of 17°C (63°F) and maximums around 20°C (68°F). The month is also wetter, receiving 122 mm (4.8 in) of precipitation over 13 days, alongside a slight increase in humidity to 85%. For more detailed insights, you can explore Sao Sebastiao weather in December.
As summer reaches its peak in August, São Sebastião enjoys mild and pleasant temperatures that generally hover around the low to mid-twenties. This month stands out with a unique combination of warmth and relatively high humidity levels, creating a delightful atmosphere perfect for outdoor activities. However, visitors should be prepared for occasional rainy days, as approximately eight days see some precipitation—adding a refreshing twist to the warm weather. The overall climate in August is a beautiful prelude to the gradual transition towards the cooler months ahead. For a detailed look at the yearly weather patterns, visit Sao Sebastiao Climate.