October Weather in Sao Sebastiao, Portugal

Last updated: February 24, 2025

In October, São Sebastião, Portugal, offers a mild maritime climate that is ideal for autumn explorers. The maximum temperature reaches a comfortable 24°C (75°F), while the average hovers around 20°C (69°F), perfect for outdoor adventures. Expect cooler evenings with a minimum temperature of 15°C (59°F). This month also brings an average of 83 mm (3.3 in) of rainfall over 13 days, contributing to the region's lush scenery. With humidity levels at 79%, visitors can appreciate the refreshing ocean breezes while enjoying the stunning coastal views.

October Temperature in Sao Sebastiao

In October, the weather in Sao Sebastiao, Portugal begins to shift as autumn takes hold, offering a delightful blend of moderate warmth and refreshing breezes. With minimum temperatures averaging around 15°C (59°F) and highs peaking at 24°C (75°F), the month showcases a pleasant average of 20°C (69°F), making it an ideal time for outdoor activities. This pattern reflects a gradual cooling from the summer months, yet maintains a comfortable climate that's perfect for enjoying the vibrant fall scenery. As the days grow shorter, October invites visitors to savor the last whispers of warmth before the chill of winter sets in.

October Weather in Sao Sebastiao: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Sao Sebastiao, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends.
JanFebMarAprMayJunJulAugSepOctNovDec615959596265697271686462
Data source: Temperature data for Sao Sebastiao 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.

October Precipitation in Sao Sebastiao

In October, São Sebastião, Portugal, experiences a noticeable increase in precipitation, with 83 mm (3.3 in) of rain over approximately 13 days. This uptick marks a transition towards the wetter months, following the relatively dry summer, where July and June saw much lower totals of 20 mm (0.8 in) and 39 mm (1.5 in), respectively. Compared to the previous months, October stands out not only for its higher rainfall amount but also in the consistency of wet days, echoing the patterns leading into November and December, both of which see even more significant precipitation. As autumn deepens, the region prepares for a shift from the drier warmth of summer to the invigorating, rain-soaked days of late fall.

October Precipitation Trends in Sao Sebastiao

The chart displays monthly precipitation patterns in Sao Sebastiao, with values for each month alongside October's data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how October's conditions compare to those of other months.
JanFebMarAprMayJunJulAugSepOctNovDec78785077513920454583106122
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Sao Sebastiao

In October, Sao Sebastiao experiences a noticeable drop in humidity, reaching 79%—the lowest level recorded throughout the year. This decline continues the trend observed in the latter months, following a relatively stable humidity range of 82% to 86% from July to September. The decrease in October suggests a transition into the drier phase of the autumn season, as the surrounding months slowly inch back up to an average of 80% in November. Overall, the data highlights how October serves as a pivotal point, marking a shift toward more comfortable atmospheric conditions in this picturesque Portuguese coastal town.

October Average Humidity in Sao Sebastiao

This chart illustrates the average monthly humidity levels in Sao Sebastiao, with October's data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, allowing you to see how October's humidity levels compare to other months.
JanFebMarAprMayJunJulAugSepOctNovDec84%83%84%84%83%84%86%82%82%79%80%85%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Sao Sebastiao

In October, Sao Sebastiao, Portugal experiences a UV Index of 7, indicating a high level of sun exposure that requires attention to skin protection. As the summer months fade, the trend sees a gradual decline in UV intensity from June's extreme levels, which reached 11, to the more manageable figure this month. With a burn time of just 25 minutes, it’s essential to take precautions such as wearing sunscreen and protective clothing. This shift from the scorching summer towards milder conditions highlights the importance of adapting sun safety strategies throughout the year. As you plan your outdoor activities, be sure to stay informed about the changing UV Index by checking Sao Sebastiao UV Index for the latest updates.

Maximum UV Index Levels in Sao Sebastiao for October

The chart shows the monthly maximum UV Index (UVI) for Sao Sebastiao in October, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3579101110109743
Data source: Sao Sebastiao October 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.

October Sunshine in Sao Sebastiao

As autumn settles in, October in São Sebastião, Portugal, continues to bask in the warmth of the sun, boasting a commendable 266 hours of sunshine. While this marks a decline from the peak summer months of July and August, where daylight flourished with 380 and 357 hours respectively, it still reflects a generous transition from the vibrant 336 hours of May. The gradual shift in daylight hours hints at the brewing winter, yet October's rich sunshine invites both locals and visitors to indulge in the lingering warmth of the season, making it an ideal time for exploration and appreciation of this stunning coastal locale.

Monthly Sunshine Duration in Sao Sebastiao: October Highlighted

The October sunshine duration represents the total number of hours Sao Sebastiao experiences direct sunlight during the month of October, excluding cloudy or obstructed periods. This chart compares the sunshine duration of October with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec147h204h261h290h336h353h380h357h317h266h205h194h
Data source: Sao Sebastiao October Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Sao Sebastiao During October

As October unfolds in São Sebastião, Portugal, the chances of basking in sunny weather appear promising—with about 32% likelihood of sunshine. This marks a notable shift from the preceding summer months, where August peaks at 51% sunny days, but maintains a steady warmth compared to the milder depths of autumn. The transition into October sees a gradual decline from September's 39%, yet it outshines the duller months ahead, such as November and January, which hover around 26% and 22%, respectively. Thus, while October may not be the sunniest month, it sustains a refreshing balance of warmth and light, making it a cozy time to explore the scenic beauty of the region.

Percentage of Sunny Days in October in Sao Sebastiao

The chart illustrates the percentage of sunny days in Sao Sebastiao throughout the year, with October 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 Sao Sebastiao experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec22%27%27%30%32%44%41%51%39%32%26%31%
Data source: Sao Sebastiao October chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Sao Sebastiao in October

As October rolls in, Sao Sebastiao, Portugal, experiences a gentle decline in daylight, with around 11 hours illuminating the day. This reflects a subtle shift from the sun-soaked months of summer, where daylight peaked at 14 hours from May to July. As the year progresses, the trend of shorter days continues, with September already presenting 12 hours before slipping into October. The gradual loss of light hints at the changing seasons, setting the stage for the cozier, darker months ahead, while still offering ample opportunities to enjoy the beautiful autumn landscapes.

Average Daylight Hours in Sao Sebastiao for October

The chart illustrates the variation in daylight duration in Sao Sebastiao throughout the year, with October highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec9h 47m10h 45m11h 58m13h 13m14h 17m14h 48m14h 31m13h 35m12h 23m11h 8m10h 3m9h 29m
Data source: Sao Sebastiao daylight hours, calculated by summing the hours between sunrise and sunset for each day.

October Winds in Sao Sebastiao

As October casts its gentle embrace over São Sebastião, the winds begin to whisper subtle changes. With an average wind speed of 6.6 m/s (15 mph), this month marks a slight uptick from the summer lull, hinting at the transition towards the breezier months ahead. Following a summer characterized by consistently mild winds averaging around 6.1 to 6.3 m/s, October's winds bring a refreshing briskness that redefines the coastal atmosphere. Notably, the wind speed picks up in November and December, indicating a seasonal shift where gusts become more pronounced. This pattern emphasizes October as a pivotal month, bridging the tranquil summer and the invigorating winds of late fall, making it a delightful time to experience the evolving climate of this picturesque Portuguese locale.

Average October Wind Speed in Sao Sebastiao

The chart displays monthly wind speed patterns in Sao Sebastiao, with values for each month shown alongside October's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how October's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec10.411.16.68.16.64.86.36.16.36.6 m/s8.48.9
Data source: Sao Sebastiao October wind data, generated using information from the Copernicus Climate Change Service.

How October Weather in Sao Sebastiao Compares to Other Months

The weather in Sao Sebastiao changes throughout the year, offering a unique experience in each season. Below is a month-by-month comparison of October'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.

October and January both offer mild temperatures, but October is generally warmer with average highs reaching 24°C (75°F) compared to January's maximum of 19°C (66°F). The minimum temperatures are also more comfortable in October, averaging 15°C (59°F), while January sees a cooler minimum of 11°C (52°F). In terms of precipitation, October has slightly more rainfall, with 83 mm (3.3 in) over 13 days, whereas January experiences 78 mm (3.1 in) across 11 days. Humidity levels are relatively similar, with January being slightly higher at 84% compared to October's 79%. For more detailed information, you can check Sao Sebastiao weather in January.

October and February present contrasting weather patterns, with October generally being warmer and slightly more humid. In October, temperatures range from a minimum of 15°C (59°F) to a maximum of 24°C (75°F), with an average temperature of 20°C (69°F). The month experiences considerable rainfall, totaling 83 mm (3.3 in) across about 13 days. In comparison, February is cooler, with temperatures varying from a minimum of 10°C (50°F) to a maximum of 18°C (65°F), averaging 15°C (59°F). February also sees a similar amount of precipitation at 78 mm (3.1 in) but spans 14 days, contributing to a slightly more humid atmosphere with 83% humidity. For more detailed insights into February’s weather, you can visit Sao Sebastiao weather in February.

When comparing the weather in October and March, October boasts warmer temperatures overall, with minimums around 15°C (59°F) and maximums reaching up to 24°C (75°F). In contrast, March sees cooler temperatures, with a minimum of 10°C (50°F) and a maximum of 18°C (64°F). Additionally, October experiences more rainfall, averaging 83 mm (3.3 in) over 13 days, compared to March's 49 mm (1.9 in) over 9 days. However, March has a slightly higher humidity level at 84%, compared to October's 79%. For a detailed look at the climate specifics, you can refer to Sao Sebastiao weather in March.

When comparing the weather in October and April, one can observe distinct differences in temperature and overall climate conditions. October boasts a milder temperature range with minimums around 15°C (59°F) and maximums reaching up to 24°C (75°F), while April’s temperatures are slightly cooler, featuring a range from 10°C (51°F) to a maximum of 18°C (64°F). Precipitation is comparable in both months, with October recording 83 mm (3.3 in) and April slightly lower at 77 mm (3.0 in), both spanning 13 rainy days. Additionally, humidity levels are relatively similar, with October at 79% and April slightly higher at 84%. For more detailed information on April weather, you can visit Sao Sebastiao weather in April.

October tends to be warmer than May, with average temperatures reaching 20°C (69°F) compared to May's 16°C (62°F). While both months experience relatively high humidity levels—79% in October and 83% in May—October has more rainfall, receiving 83 mm (3.3 in) over about 13 days, whereas May sees only 51 mm (2.0 in) over 9 days. This makes October feel wetter and more humid, while May offers a drier experience. For more detailed information about the weather in May, you can visit Sao Sebastiao weather in May.

When comparing the weather in October and June, October tends to be slightly warmer, with average temperatures reaching around 20°C (69°F) compared to June's average of 18°C (66°F). Both months experience similar minimum temperatures, with October at 15°C (59°F) and June at 14°C (58°F). However, October is wetter, receiving 83 mm (3.3 in) of precipitation over 13 days, while June has only 39 mm (1.5 in) over 6 days. Humidity levels are comparable, with October at 79% and June at 84%, making both months feel relatively comfortable despite the rain. For more details on June weather in this region, you can visit Sao Sebastiao weather in June.

When comparing the weather in October and July, we find that October experiences slightly cooler temperatures, with a minimum of 15°C (59°F) and an average of 20°C (69°F), compared to July's minimum of 18°C (65°F) and average of 21°C (70°F). The maximum temperatures are fairly close, with October peaking at 24°C (75°F) and July at 23°C (74°F). However, October is significantly wetter, receiving 83 mm (3.3 in) of precipitation over 13 days, whereas July sees only 20 mm (0.8 in) during just 4 days of rain. Humidity levels are also higher in July at 86%, compared to 79% in October. For more detailed insights, check out Sao Sebastiao weather in July.

In comparing October and August weather, October tends to be cooler, with minimum temperatures averaging 15°C (59°F), while August starts at a higher minimum of 19°C (66°F). Although both months reach a maximum temperature of around 24°C (75°F), October has a slightly lower average temperature of 20°C (69°F) compared to August’s 22°C (72°F). Additionally, October experiences more precipitation, with 83 mm (3.3 in) falling over 13 days, compared to August's 45 mm (1.8 in) over just 8 days. Humidity levels are comparable, with October at 79% and August at 82%. For more insights on August weather, check out Sao Sebastiao weather in August.

In comparing October and September weather, we see some distinct differences. October experiences slightly cooler average temperatures, with minimums dropping to 15°C (59°F) compared to September's 19°C (66°F). While the maximum temperature remains consistent at 24°C (75°F) for both months, October has a higher level of precipitation at 83 mm (3.3 in) over 13 days, compared to September's 45 mm (1.8 in) and 11 days of rain. Humidity levels are fairly similar, with October at 79% and September slightly higher at 82%. For more detailed insights about September weather, visit Sao Sebastiao weather in September.

October and November bring mild temperatures with noticeable differences in weather patterns. In October, the temperatures range from a minimum of 15°C (59°F) to a maximum of 24°C (75°F), with an average of 20°C (69°F) and a total precipitation of 83 mm (3.3 in) over 13 days. In contrast, November features slightly cooler temperatures, with a minimum of 13°C (55°F) and a maximum of 22°C (71°F), averaging 18°C (65°F). Additionally, November sees increased precipitation, totaling 106 mm (4.2 in) over the same 13 days and maintaining comparable humidity levels at 80%. For more specifics about November’s climate, you can refer to Sao Sebastiao weather in November.

In October, the weather features milder temperatures with a minimum of 15°C (59°F) and an average high of 24°C (75°F), making it a comfortable month overall. However, October experiences a significant amount of rainfall, totaling 83 mm (3.3 in) over approximately 13 days, contributing to a humidity level of 79%.

By December, the temperatures drop slightly, with a minimum of 12°C (53°F) and an average high of 20°C (68°F). The precipitation increases to 122 mm (4.8 in), also over 13 days, and the humidity rises to 85%. This shift in weather makes December feel wetter and cooler compared to October. For more detailed information on December weather, check out Sao Sebastiao weather in December.

Compare Sao Sebastiao's Climate with Cities Worldwide

Conclusion: What to Expect From October Weather in Sao Sebastiao

As October arrives in São Sebastião, the weather begins to shift, welcoming the charms of autumn. Temperatures are moderate, with pleasant days averaging around 20°C, and while it may still be warm enough for outdoor activities, a slight chill can be felt, especially at night. Precipitation increases, with about 13 days of rain, contributing to the lush scenery that this time of year is known for. The humidity level remains high, creating a cozy atmosphere perfect for enjoying the local culture and flavors. Compared to other months, October provides a unique blend of warmth and moisture, making it an ideal time to explore the beauty of São Sebastião. For a deeper dive into the year-round climate, check out Sao Sebastiao Climate.