Last updated: August 21, 2025
April in São Sebastião, Brazil offers a warm climate characterized by an average temperature of 27°C (80°F), peaking at a maximum of 34°C (93°F) while occasionally dipping to a minimum of 21°C (71°F). This month experiences significant precipitation, with about 94 mm (3.7 in) falling across 20 days, contributing to a notably high humidity level of 86%. Visitors can expect a tropical ambiance, so it’s ideal to pack for both warmth and potential rain during this vibrant time of year.
In April, Sao Sebastiao experiences a gentle transition in temperatures, where the minimum dips slightly to 21°C (71°F) and the average holds steady at 27°C (80°F), reflecting the region's consistently warm climate. While the maximum temperature reaches a pleasant 34°C (93°F), it indicates a slight cooling trend compared to the more sweltering highs of previous months. This month serves as a bridge as the summer heat begins to wane, offering visitors a charming blend of warmth without the extreme temperatures seen earlier in the season. Overall, April's climate invites both locals and tourists to enjoy the outdoor beauty of this coastal paradise.
In April, São Sebastião experiences one of its wetter months, with precipitation reaching 94 mm (3.7 in), marking a slight increase from March's rainfall. This elevation accompanies a significant 20 days of rain, contributing to the lush greenery that characterizes the region during this period. As the city transitions into May, the rainfall continues to rise, setting the stage for an even wetter month ahead. Interestingly, this pattern reveals a clear trend: as the year progresses, both the volume and frequency of precipitation generally increase, peaking in the mid-year months, while the drier winter months on either side see a significant reduction in rainfall. This seasonal fluctuation plays a crucial role in shaping São Sebastião's vibrant ecosystems and local climate dynamics.
April in São Sebastião, Brazil, is marked by a noticeable rise in humidity, reaching 86%. This increase follows a steady ascent from 81% in January to 84% in March, highlighting a trend of escalating moisture as the region transitions into the warmer months. Interestingly, while May maintains the same humidity level as April, the numbers begin to dip in the following months, dropping to 83% in June and continuing downward through the year. This pattern suggests that São Sebastião experiences its most humid conditions in late summer and early autumn, setting a vibrant backdrop for the lush landscapes and coastal activities that define the region.
In April, Sao Sebastiao continues to experience an extreme UV Index of 14, maintaining the high standard set in the preceding months of January through March. This consistent rating suggests that residents and visitors alike must remain vigilant under the sun, with a mere 10 minutes before potential skin damage occurs. As the month progresses, the UV Index remains a critical aspect to monitor, particularly with the summer season approaching. This trend of exceptional UV exposure underscores the importance of protective measures, ensuring safe enjoyment of the glorious Brazilian sun. For more detailed information on UV trends throughout the year, explore the Sao Sebastiao UV Index.
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In April, Sao Sebastiao experiences a delightful average of 328 hours of sunshine, following closely behind the sun-drenched days of March with 349 hours. This month marks a slight dip from the peak of summer, yet it remains one of the sunniest times of the year. As the seasons transition into May, sunshine persists with 319 hours, illustrating a pattern of consistently bright days. Interestingly, the post-summer months continue to uphold a commendable number of sunny hours, particularly in October when the area rejoices in an impressive 355 hours. This trend showcases Sao Sebastiao's appeal, as it offers plenty of sunshine even as the year progresses.
In April, Sao Sebastiao enjoys a 34% chance of sunny weather, marking a slight dip from the 50% peak in March. This month typically transitions into the cooler seasons, resulting in a noticeable decrease in sunny days compared to the vibrant sunshine of the earlier months. However, April's sunshine isn't far off the averages seen in May and June, which hover around 31% and 39% respectively. Interestingly, the likelihood of sunny weather gradually increases as the year progresses towards mid-year, with July and August reflecting 42% and 41% sunny days. Overall, April presents a balanced mix of pleasant weather and refreshing showers, ideal for enjoying Sao Sebastiao's stunning beaches while still embracing the lush greenery that the rain brings.
In Sao Sebastiao, Brazil, the month of April marks a subtle yet noteworthy shift in daylight duration, offering 11 hours of daylight. This decrease follows the consistent 12-hour daylight pattern established from January to March, as the region transitions into the cooler months. The steady decline in sunlight continues through May and June, where daylight remains at 11 hours, highlighting a seasonal trend that mirrors the shift toward winter. Interestingly, September heralds a return to 12 hours of daylight, suggesting a rhythm that cycles between ample sunshine and shorter days, encapsulating the region's dynamic relationship with the changing seasons.
In April, the winds in São Sebastião, Brazil, gently ease into the month with an average speed of 2.4 m/s (5 mph), marking a noticeable decline from the breezy March days. This softer gust is emblematic of the transition into late autumn, where the region's coastal charm is enhanced by a more tranquil atmosphere. As the year progresses, wind speeds tend to pick up slightly again in the following months, but April stands out for its laid-back ambiance, inviting leisurely beach strolls and serene moments by the shore. Thus, as spring unfolds, April's milder winds offer a perfect backdrop for relaxation and reflection amidst São Sebastião's stunning landscapes.
Weather in Sao Sebastiao varies notably across the year, with each month offering distinct climate conditions. This page compares April’s weather to other months in Sao Sebastiao, focusing on differences in temperature, rainfall, humidity, and UV levels.
When comparing the weather in April and January, April experiences a slightly warmer minimum temperature of 21°C (71°F) and an average temperature of 27°C (80°F), similar to January's min of 22°C (71°F) and average of 27°C (81°F). However, January tends to be hotter at its peak with a maximum temperature of 36°C (96°F), compared to April's maximum of 34°C (93°F). Rainfall is notably heavier in April, with 94 mm (3.7 in) over 20 days, while January sees significantly less precipitation, just 35 mm (1.4 in) over 12 days. Additionally, humidity is higher in April at 86%, compared to January's 81%. For more detailed information about the weather during this month, you can check Sao Sebastiao weather in January.
When comparing the weather in April and February, April experiences slightly lower minimum temperatures, averaging at 21°C (71°F) compared to February's minimum of 23°C (73°F). The average temperature for both months is quite similar, with April at 27°C (80°F) and February at 28°C (82°F). However, February boasts a higher maximum temperature of 35°C (95°F) versus April's maximum of 34°C (93°F). In terms of precipitation, April is much wetter, receiving 94 mm (3.7 in) over 20 days, while February sees only 49 mm (1.9 in) over 13 days. Additionally, April has higher humidity levels at 86%, compared to February's 82%. For more detailed information, visit Sao Sebastiao weather in February.
In comparing the weather of April and March, we note that April experiences slightly cooler temperatures, with a minimum of 21°C (71°F) compared to March's minimum of 22°C (72°F). Both months share an average temperature of around 27°C (80°F), but March peaks significantly higher with a maximum of 37°C (99°F) versus April's 34°C (93°F). Precipitation levels are relatively similar, with April recording 94 mm (3.7 in) over 20 days and March at 91 mm (3.6 in) over 17 days. Humidity levels also remain comparable, being 86% in April and 84% in March. For a more detailed look at March weather, you can visit Sao Sebastiao weather in March.
April and May exhibit similar weather patterns, though May tends to be slightly cooler and wetter. In April, the minimum temperature averages at 21°C (71°F) and peaks at 34°C (93°F), with an average of 27°C (80°F) and a total precipitation of 94 mm (3.7 in) over 20 days. In contrast, May shows a minimum temperature of 20°C (69°F), an average of 25°C (78°F), and a maximum of 34°C (94°F). Rainfall increases to 105 mm (4.1 in) over 22 days. Both months experience high humidity at 86%, making the air feel particularly muggy. For more detailed information about May weather, you can visit Sao Sebastiao weather in May.
April and June present notable differences in weather patterns. In April, temperatures range from a minimum of 21°C (71°F) to a maximum of 34°C (93°F), with an average of 27°C (80°F). The month is quite humid with an average humidity of 86%, and rainfall reaches 94 mm (3.7 in) over 20 days. In contrast, June experiences slightly cooler temperatures, with a minimum of 18°C (65°F), an average of 24°C (76°F), and a maximum of 30°C (87°F). June also sees increased precipitation, totaling 109 mm (4.3 in) across 24 days, along with a slight decrease in humidity to 83%. For more detailed insights on June weather, you can refer to Sao Sebastiao weather in June.
April's weather is characterized by higher temperatures, with a minimum of 21°C (71°F) and an average of 27°C (80°F), peaking at 34°C (93°F). The month experiences significant rainfall, with 94 mm (3.7 in) of precipitation spread over 20 days, contributing to a high humidity level of 86%. In contrast, July brings cooler temperatures, featuring a minimum of 17°C (63°F) and an average of 23°C (74°F), with a maximum reaching 30°C (86°F). The precipitation slightly increases to 108 mm (4.2 in) over 24 days, and humidity decreases to 81%. This overall difference makes April feel hotter and more humid compared to the milder July weather. For more specific details, you can check this Sao Sebastiao weather in July.
April and August showcase distinct weather profiles despite both being months filled with rain. In April, temperatures range from a minimum of 21°C (71°F) to a maximum of 34°C (93°F), with an average of 27°C (80°F). The month is characterized by substantial rainfall, totaling 94 mm (3.7 in) over 20 days, accompanied by high humidity levels of 86%. Conversely, August brings slightly cooler temperatures, with a minimum of 18°C (64°F), an average of 24°C (75°F), and a maximum of 31°C (88°F). Rainfall in August is somewhat lower at 62 mm (2.5 in), still spread over 20 days, but the humidity is slightly reduced at 80%. For a more detailed look at weather conditions during this month, refer to Sao Sebastiao weather in August.
April experiences warmer temperatures compared to September, with minimums around 21°C (71°F) and maximums reaching up to 34°C (93°F), making it a hotter month overall. In contrast, September has a slightly cooler average temperature, with a minimum of 19°C (66°F) and a maximum of 33°C (91°F). Additionally, April is characterized by higher precipitation levels (94 mm or 3.7 in) over more days (20 days), resulting in a humidity of 86%. Conversely, September sees significantly less rainfall (52 mm or 2.1 in) and lower humidity at 79%. For more detailed insights, check out Sao Sebastiao weather in September.
April and October feature warm temperatures, with April having an average of 27°C (80°F), while October is slightly cooler at 26°C (79°F). The maximum temperature in October can reach as high as 35°C (95°F), which is similar to April's peak of 34°C (93°F). However, April tends to be much wetter, with 94 mm (3.7 in) of precipitation over 20 days, compared to October's relatively dry climate, which sees only 26 mm (1.0 in) of rain over 9 days. Additionally, humidity levels are higher in April at 86%, whereas October has a lower humidity of 77%. For more detailed information, you can check out Sao Sebastiao weather in October.
When comparing the weather in April and November, both months feature a similar temperature range, with April showing a minimum of 21°C (71°F) and a maximum of 34°C (93°F), while November has slightly higher maxima at 35°C (96°F). However, November experiences significantly less precipitation at 28 mm (1.1 in) over just 8 days, compared to April's 94 mm (3.7 in) spread over 20 days. This leads to a notable difference in humidity levels, with April holding a higher humidity at 86% compared to November's 76%. For a detailed look at the conditions in November, you can check Sao Sebastiao weather in November.
April and December in Sao Sebastiao present distinct weather characteristics. In April, temperatures typically range from a minimum of 21°C (71°F) to a maximum of 34°C (93°F), with an average of 27°C (80°F). This month also sees a significant amount of precipitation, totaling 94 mm (3.7 in) over about 20 rainy days, accompanied by high humidity levels at 86%. In contrast, December features slightly warmer temperatures, with a minimum of 22°C (72°F) and a maximum of 36°C (97°F), while maintaining the same average of 27°C (81°F). Rainfall decreases significantly to just 28 mm (1.1 in) across 8 days, and humidity is lower at 76%. For more detailed insights, check out Sao Sebastiao weather in December.
As April unfolds in Sao Sebastiao, it brings a noticeable shift in weather patterns compared to the surrounding months. With increased humidity hovering around 86%, the air feels warmer, while temperatures reach up to 34°C during the day, making it one of the warmer months of the year. However, April is also characterized by frequent rainfall, with 20 days of precipitation and a total of 94 mm accumulating over the month. This unique blend of heat and moisture can create a lush, vibrant atmosphere, but it's also essential to prepare for those spontaneous showers. For a deeper dive into the region's climate, explore Sao Sebastiao Climate.