Last updated: February 24, 2025
April in São Sebastião, Portugal, is characterized by mild temperatures and a notable presence of springtime rain. With maximum temperatures reaching 18°C (64°F) and an average of 15°C (60°F), the climate offers a pleasant experience for visitors. However, minimum temperatures can drop to 10°C (51°F), urging layers for the cooler evenings. This month sees approximately 77 mm (3.0 in) of precipitation over 13 days, contributing to a high humidity level of 84% that creates a lush and vibrant landscape. Whether you're exploring the scenic coastline or enjoying local festivities, April provides a refreshing blend of warmth and moisture in this charming part of Portugal.
In April, the temperatures in São Sebastião, Portugal, maintain a pleasant consistency, reflecting a mild transition into spring. The minimum temperature hovers around 10°C (51°F), while the average settles at a comfortable 15°C (60°F), and the maximum reaches a gentle 18°C (64°F). This pattern marks a slight continuation of the cooler temperatures from March, but with a sense of warmth steadily building as the month progresses. Compared to the chilly months of January through March, April's weather invites more outdoor activities, making it an ideal time for exploring the scenic landscapes and historic sites of this charming coastal town. As summer approaches in the subsequent months, the climate becomes increasingly inviting, showcasing the region's mild Mediterranean influence.
April in São Sebastião, Portugal, brings a delightful balance of moisture, with precipitation measuring around 77 mm (3.0 in) across approximately 13 rainy days. This amount is consistent with the overall trend of early spring, showing a slight decrease from the wetter months of January and February but maintaining a healthy level compared to March. As the landscape transitions towards summer, April’s rainfall helps sustain the region’s natural beauty while leaving behind the drier conditions that characterize the following months. With such a progressive drop in precipitation from April to July, the season sets the stage for vibrant spring foliage gradually shifting into the sun-kissed days of summer.
In Sao Sebastiao, Portugal, the weather in April reflects a consistent pattern of high humidity, with levels reaching 84%, similar to both January and March. This trend suggests that the coastal climate remains relatively moist as spring settles in, providing a balance that is characteristic of the region. Following April, humidity slightly dips to 83% in May before climbing again during the summer months, peaking at 86% in July. Overall, the humidity levels throughout the year tend to fluctuate around the mid-80s, creating a comfortable and refreshing atmosphere that welcomes both locals and visitors alike.
As April arrives in Sao Sebastiao, Portugal, residents and visitors alike should be prepared for a significant increase in sun intensity. With a notable UV Index of 9, the exposure category shifts to very high, warning that unprotected skin can burn in just 15 minutes. This marks a sharp rise from March’s high index of 7, underlining the urgency to embrace sun safety measures. Following April, the UV Index peaks further in May and June, reaching extreme levels, making it essential to stay vigilant throughout the spring and summer months. Awareness of these trends is crucial for enjoying the sunny Portuguese climate responsibly. For more detailed information, check out the Sao Sebastiao UV Index.
UV Risk Categories
As April rolls into São Sebastião, Portugal, the days begin to shimmer with increased sunshine, boasting an impressive 290 hours of sunlight. This delightful surge follows a gradual ascent from January's 147 hours, illustrating the transition from winter's chill to the invigorating warmth of spring. The pattern continues to rise steadily through May and June, peaking in July with 380 hours, showcasing the region's enchanting allure as the summer months approach. In contrast, the sunlit hours taper off as autumn arrives, yet April stands out as a vital juncture, inviting visitors to bask in the flourishing beauty of nature before the summer's peak. This vibrant increase in daylight not only brightens the landscapes but also heralds the engaging outdoor experiences that São Sebastião has to offer.
As we transition into April in São Sebastião, Portugal, the likelihood of sunny weather begins to trend upward, reaching 30%—a promising sign for those seeking to enjoy the blossoming spring. This increase marks a gradual shift from the cooler, cloudier months of winter, where January and February each offer less than a third of sunny days. Following April, the chances continue to rise, hitting a peak of 51% in August, while still maintaining a healthy outlook through the summer months. This gentle climb in sunshine offers a delightful invitation to embrace outdoor activities as spring fully unfolds in this picturesque coastal town.
In April, São Sebastião basks in 13 hours of daylight, marking a delightful transition from the shorter days of winter to the longer, sun-filled days of spring. This increase in daylight follows the 11 hours of March, showcasing a steady rise in sunlight as the seasons shift. As the year progresses, daylight continues to lengthen, peaking in May and June with 14 hours each, before gradually receding in the latter half of the year. This pattern not only enhances the vibrancy of April in São Sebastião but also signals the arrival of warmer days and the blooming beauty of nature, inviting residents and visitors alike to embrace the outdoors.
April in São Sebastião, Portugal, marks a gentle transition in the wind patterns as the average wind speed settles at 8.1 m/s (18 mph). This is a noticeable drop from the earlier months, particularly February's brisk 11.1 m/s (25 mph) and the 10.4 m/s (23 mph) in January. As spring unfolds, March’s winds slightly lose their vigor, dipping to 6.6 m/s (15 mph), creating a more tranquil atmosphere that carries into May. The overall trend suggests a gradual calming of the winds as the year progresses, with June and the ensuing summer months signaling an even softer breeze, averaging around 6 m/s (14 mph). This pattern invites those in search of a serene escape to enjoy the blossoming coastal beauty of São Sebastião, framed by its enchanting maritime charm.
The weather in Sao Sebastiao changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of April'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.
When comparing the weather in April and January, we observe some interesting similarities and differences. In January, temperatures range from a minimum of 11°C (52°F) to a maximum of 19°C (66°F), with an average temperature of 16°C (61°F). April, on the other hand, shows slightly cooler averages, with a minimum of 10°C (51°F), an average of 15°C (60°F), and a maximum of 18°C (64°F). Both months experience similar levels of precipitation, with January receiving 78 mm (3.1 in) over 11 days, and April slightly trailing at 77 mm (3.0 in) across 13 days. Humidity remains constant at 84% for both months, contributing to a consistently moist atmosphere. For a detailed look at January's weather, you can visit Sao Sebastiao weather in January.
April and February exhibit quite similar weather patterns, with both months showcasing an average temperature of around 15°C (59°F). However, February tends to have slightly cooler conditions, with maximum temperatures peaking at 18°C (65°F) compared to April's 18°C (64°F). Precipitation levels are also comparable, with February experiencing 78 mm (3.1 in) over 14 days, slightly higher than April's 77 mm (3.0 in) over 13 days. In terms of humidity, both months are fairly high, with April at 84% and February at 83%. For more specific insights into February weather conditions, you can visit Sao Sebastiao weather in February.
In comparing the weather between March and April, both months exhibit similar temperature ranges, with minimum temperatures around 10°C (50°F-51°F), average temperatures hovering around 15°C (59°F-60°F), and maximum temperatures reaching 18°C (64°F). However, April experiences greater precipitation, totaling 77 mm (3.0 in) over 13 days, while March has lower rainfall at 49 mm (1.9 in) across 9 days. Notably, both months maintain a consistent humidity level of 84%. For more detailed insights, check out Sao Sebastiao weather in March.
April and May exhibit notable differences in weather patterns. In April, temperatures range from a minimum of 10°C (51°F) to a maximum of 18°C (64°F), with an average of 15°C (60°F). The month is relatively wet, receiving 77 mm (3.0 in) of precipitation over 13 days, while humidity hovers at 84%. In contrast, May sees a slight increase in temperatures, with minimums of 12°C (53°F) and maximums reaching 19°C (67°F), averaging 16°C (62°F). Precipitation decreases to 51 mm (2.0 in) across only 9 days, and humidity remains similar at 83%. For more detailed information, check out Sao Sebastiao weather in May.
April experiences cooler temperatures with a minimum of 10°C and an average of 15°C, while June warms up with a minimum of 14°C and an average of 18°C. The maximum temperatures in April reach only 18°C compared to June's higher maximum of 22°C. Additionally, April sees significantly more precipitation, with 77 mm falling over 13 days, whereas June has just 39 mm over 6 days, offering a drier climate. The humidity remains constant at 84% in both months. For more detailed information about the weather during June, check out Sao Sebastiao weather in June.
When comparing the weather in April and July, notable differences in temperature and precipitation can be observed. 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, it sees more rainfall, totaling 77 mm (3.0 in) over approximately 13 days, along with relatively high humidity at 84%. In contrast, July offers a warmer climate, with temperatures ranging from a minimum of 18°C (65°F) to a maximum of 23°C (74°F), with an average of 21°C (70°F). The month is considerably drier, receiving only 20 mm (0.8 in) of precipitation over just 4 days, while humidity rises slightly to 86%. For more detailed insights on July weather, you can visit Sao Sebastiao weather in July.
When comparing the weather in April and August, notable differences emerge in both temperature and precipitation patterns. April typically experiences cooler temperatures, with average highs around 15°C (60°F) and lows of 10°C (51°F), while August enjoys warmer conditions with averages reaching 22°C (72°F) and a minimum of 19°C (66°F). April sees more precipitation, totaling 77 mm (3.0 in) over approximately 13 days, compared to August's milder 45 mm (1.8 in) across about 8 days. Humidity levels remain relatively similar, with April at 84% and August slightly lower at 82%. For more details on August's weather, visit Sao Sebastiao weather in August.
April and September showcase distinct differences in weather patterns. In April, temperatures range from a chilly minimum of 10°C (51°F) to a mild maximum of 18°C (64°F), with an average of 15°C (60°F). This month also experiences a relatively high precipitation level of 77 mm (3.0 in) over 13 days, coupled with an 84% humidity. In contrast, September offers warmer conditions, with temperatures rising to a minimum of 19°C (66°F) and averaging 22°C (71°F), peaking at 24°C (76°F). Additionally, September sees less rainfall, totaling 45 mm (1.8 in) across 11 days, and slightly lower humidity at 82%. For a detailed look at the weather during this month, visit Sao Sebastiao weather in September.
April and October showcase contrasting yet mild weather patterns. In April, temperatures range from a minimum of 10°C (51°F) to a maximum of 18°C (64°F), with an average of 15°C (60°F). The month experiences about 77 mm (3.0 in) of precipitation over approximately 13 days, contributing to a high humidity level of 84%. In contrast, October is warmer with temperatures starting at 15°C (59°F) and reaching up to 24°C (75°F), averaging around 20°C (69°F). Although October sees slightly higher precipitation at 83 mm (3.3 in) over the same number of rainy days, the humidity is relatively lower at 79%. For more detailed information, check out Sao Sebastiao weather in October.
April and November both bring mild temperatures, but November tends to be warmer overall. In April, temperatures range from a minimum of 10°C (51°F) to a maximum of 18°C (64°F), with an average of 15°C (60°F). In contrast, November enjoys slightly higher temperatures, with minimums of 13°C (55°F) and maximums reaching 22°C (71°F), averaging at 18°C (65°F). While April sees 77 mm (3.0 in) of precipitation over about 13 days, November experiences a bit more rain, totaling 106 mm (4.2 in) over the same number of days. Both months have high humidity levels, but April's humidity is slightly more pronounced at 84% compared to November's 80%. For those interested in more detailed weather patterns, check out Sao Sebastiao weather in November.
April and December present similar yet distinct weather patterns. In April, temperatures range from a minimum of 10°C to a maximum of 18°C, averaging around 15°C. The month experiences about 77 mm of precipitation across 13 days, with humidity levels at 84%. In contrast, December showcases slightly warmer temperatures, with a minimum of 12°C and a maximum of 20°C, averaging 17°C. However, it also sees increased precipitation at 122 mm over the same number of rainy days, coupled with a marginally higher humidity of 85%. For more details, check out Sao Sebastiao weather in December.
As April arrives in Sao Sebastiao, the weather offers a refreshing transition from the cooler winter months, with mild temperatures and increased moisture. With an average of 15°C (60°F), this month marks a gradual warming trend, inviting visitors to embrace the awakening beauty of spring. However, be prepared for a notable amount of rainfall, as approximately 13 days see precipitation totaling 77 mm (3.0 in). The air is often imbued with a humidity level of 84%, creating a lush atmosphere, ideal for enjoying the region's vibrant landscapes. For more detailed insights into what to expect throughout the year, explore the comprehensive information at Sao Sebastiao Climate.