October Weather in Porto Seguro, Brazil

Last updated: August 21, 2025

In October, Porto Seguro, Brazil experiences a delightful tropical climate characterized by maximum temperatures reaching 29°C (84°F) and an average of 25°C (77°F), making it an ideal time for outdoor adventures. With minimum temperatures dropping to 21°C (71°F), the weather remains comfortably warm. However, visitors should be prepared for precipitation, as the month sees an average of 93 mm (3.7 in) spread over 16 days of rain, accompanied by a humidity level of 72%. Despite the rainfall, the vibrant atmosphere and lush surroundings during this time add to Porto Seguro's charm, inviting travelers to explore its beautiful landscapes and rich culture.

October Temperature in Porto Seguro

October in Porto Seguro, Brazil, offers a delightful transition into the warmer months, with temperatures gradually rising. The average temperature reaches a comfortable 25°C (77°F), complemented by a minimal nighttime chill with lows around 21°C (71°F). As the month progresses, heat peaks at 29°C (84°F), making it ideal for beach activities and exploring the vibrant culture. Compared to the cooler preceding months, October signifies a return to the warm, inviting climate that characterizes this coastal paradise, setting the stage for unforgettable experiences under the Brazilian sun.

October Weather in Porto Seguro: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Porto Seguro, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Porto Seguro, October typically has an average temperature of {2}°C ({3}°F), with highs reaching up to {4}°C ({5}°F) and lows dropping to around {6}°C ({7}°F).
JanFebMarAprMayJunJulAugSepOctNovDec798080797675737375777778
Data source: Temperature data for Porto Seguro generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

October Precipitation in Porto Seguro

In October, Porto Seguro experiences a notable increase in precipitation, with 93 mm (3.7 in) of rain spread over approximately 16 days. This signifies a shift from the relatively drier months of September, which saw less rainfall at 59 mm (2.3 in), setting the stage for the more intense moisture that characterizes the upcoming months. As the region transitions to November, average precipitation soars to 193 mm (7.6 in), revealing a clear trend of escalating rainfall as summer approaches. This gradual uptick underscores Porto Seguro's climate pattern, transitioning from milder, dry conditions to a wetter, more humid phase, inviting travelers to embrace the lush beauty of the region during this vibrant season.

October Precipitation Trends in Porto Seguro

The chart displays monthly precipitation patterns in Porto Seguro, 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. In Porto Seguro, October typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec48581211301297861655993193210
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Porto Seguro

In October, Porto Seguro experiences a subtle decline in humidity, averaging 72%, which marks a continuation of the downward trend observed since the peak months of March and April, both reaching 83%. As the year progresses, there’s a gradual tapering off, with the humidity steadily decreasing from January's 75% to October's 72%. This drop heralds the approach of the dry season, offering a slight reprieve from the typically sticky and sultry conditions that characterize the earlier months. With humidity levels stabilizing at 72% from October through December, visitors can look forward to more comfortable, inviting weather, ideal for enjoying the beautiful coastline without the oppressive humidity.

October Average Humidity in Porto Seguro

This chart illustrates the average monthly humidity levels in Porto Seguro, with October’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In October, average humidity in Porto Seguro is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec75%79%83%83%81%78%76%75%73%72%72%72%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Porto Seguro

In October, Porto Seguro experiences a UV Index of 14, categorizing it as extreme with a burn time of just 10 minutes. This uptick in UV radiation continues a trend observed since January, where the index has remained high, fluctuating between 12 and 15. The consistent levels of solar intensity highlight the importance of sun protection during this period, consistent with other months of the year that maintain an extreme category such as August and September. As summer approaches, awareness of these hazardous UV levels is crucial for outdoor activities. To stay informed and protect your skin, check the forecast at Porto Seguro UV Index.

Maximum UV Index Levels in Porto Seguro for October

The chart shows the monthly maximum UV Index (UVI) for Porto Seguro 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. In October, the maximum UV index in Porto Seguro typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec1515141210891112141515
Data source: Porto Seguro 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 Porto Seguro

In October, Porto Seguro basks in around 306 hours of glorious sunshine, making it one of the sunniest months of the year. This delightful weather follows a trend of increasing daylight as the months progress, peaking in September with 316 hours. As the year transitions from the vibrant warmth of summer into the refreshing embrace of fall, October holds a charming balance, consistently providing abundant sunshine while still hinting at the cooler days to come. The steady sunshine throughout the months, particularly notable in the latter half of the year, makes Porto Seguro an inviting destination for sun seekers and beach lovers alike, with October offering a perfect backdrop for both relaxation and adventure.

Monthly Sunshine Duration in Porto Seguro: October Highlighted

The October sunshine duration represents the total number of hours Porto Seguro 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.
JanFebMarAprMayJunJulAugSepOctNovDec288h305h314h300h296h289h302h307h316h306h274h306h
Data source: Porto Seguro October Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Porto Seguro During October

October in Porto Seguro, Brazil, marks the transition into the rainy season, as evidenced by its lower likelihood of sunny weather, with only a 38% chance of sunshine. This reduction follows a generally favorable trend during the previous months, where summer peaks in January and March enjoy over 53% sun, while September still holds a respectable 54%. As the year draws to a close, the sun's appearances begin to dwindle, with cloudier days ahead in November and December, where chances drop to 18% and 15%, respectively. Therefore, while October still offers opportunities for bright moments, visitors may want to prepare for more variable weather as the region transitions into the wet season.

Percentage of Sunny Days in October in Porto Seguro

The chart illustrates the percentage of sunny days in Porto Seguro 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 Porto Seguro experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec54%30%59%42%45%49%58%49%54%38%18%15%
Data source: Porto Seguro October chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Porto Seguro in October

In Porto Seguro, Brazil, October marks a delightful return to longer days, basking in approximately 12 hours of daylight. The city enjoys a consistent daylight duration throughout the first half of the year, with January through March maintaining the ideal 12-hour mark. As autumn approaches, daylight hours slightly dip to 11 hours from April to August, creating a cozy atmosphere. However, as September arrives, the daylight stretches back to 12 hours, leading into October's sunny disposition. This trend continues into November, before the year culminates in December with an extended 13 hours of daylight—perfect for soaking up the vibrant culture and stunning natural beauty that define Porto Seguro.

Average Daylight Hours in Porto Seguro for October

The chart illustrates the variation in daylight duration in Porto Seguro throughout the year, with October highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec12h 58m12h 36m12h 9m11h 41m11h 19m11h 8m11h 14m11h 34m12h12h 27m12h 52m13h 4m
Data source: Porto Seguro daylight hours, calculated by summing the hours between sunrise and sunset for each day.

October Winds in Porto Seguro

As October arrives in Porto Seguro, Brazil, the winds start to pick up, averaging a refreshing 4.4 m/s (10 mph). This slight increase from the previous months signals a transition into a breezier season, with October often boasting one of the highest wind speeds of the year. The steady rise from July's 4.5 m/s and the consistent speeds in earlier months indicate a trend of invigorating gusts that contribute to the vibrant atmosphere. This playful wind complements the warm days, making outdoor adventures even more delightful as locals and visitors alike embrace the beauty of the coast. With the breeze in the air, October in Porto Seguro is a perfect time to soak in both the sun and the joyful winds that dance through the stunning landscapes.

Average October Wind Speed in Porto Seguro

The chart displays monthly wind speed patterns in Porto Seguro, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.44.03.53.63.83.64.53.94.04.4 m/s4.33.8
Data source: Porto Seguro October wind data, generated using information from the Copernicus Climate Change Service.

How October Weather in Porto Seguro Compares to Other Months

Weather in Porto Seguro varies notably across the year, with each month offering distinct climate conditions. This page compares October’s weather to other months in Porto Seguro, focusing on differences in temperature, rainfall, humidity, and UV levels.

October and January in Porto Seguro exhibit relatively similar warm climates, but there are notable differences in their weather patterns. October sees a minimum temperature of 21°C (71°F) and an average of 25°C (77°F), while January has slightly warmer temperatures, with a minimum of 23°C (73°F) and an average of 26°C (80°F). Precipitation levels also differ significantly; October experiences more rain, totaling 93 mm (3.7 in) over 16 days, compared to January's 48 mm (1.9 in) that falls over 15 days. Furthermore, while October has a humidity level of 72%, January’s humidity is marginally higher at 75%. For more detailed insights on January weather, check out Porto Seguro weather in January.

When comparing the weather in October and February, October shows a slightly cooler temperature range, with a minimum of 21°C (71°F) and a maximum of 29°C (84°F), while February experiences warmer temperatures, reaching a minimum of 23°C (73°F) and a maximum of 31°C (88°F). Precipitation levels are higher in October, totaling 93 mm (3.7 in) over 16 days compared to February’s 58 mm (2.3 in) over 20 days, indicating that February may be drier overall despite the greater humidity of 79% compared to October's 72%. For more detailed information about the February weather, you can visit Porto Seguro weather in February.

In October, the weather presents a slightly milder climate with average temperatures ranging from a minimum of 21°C (71°F) to a maximum of 29°C (84°F) and an overall average of 25°C (77°F). The month sees around 93 mm (3.7 in) of rainfall spread over 16 days, accompanied by a humidity level of 72%. In contrast, March experiences warmer conditions with temperatures ranging from 23°C (74°F) to a high of 31°C (87°F) and an average of 26°C (80°F). Additionally, precipitation increases to 121 mm (4.8 in) over 21 days, coupled with a higher humidity of 83%. For more detailed insights, you can explore Porto Seguro weather in March.

In comparing the weather conditions of October and April, both months exhibit warm temperatures but differ in nuances. October sees a minimum temperature of 21°C (71°F) with an average of 25°C (77°F) and a maximum of 29°C (84°F), accompanied by 93 mm (3.7 in) of precipitation over 16 days and a humidity level of 72%. In contrast, April warms up slightly, with a minimum temperature of 22°C (71°F), an average of 26°C (79°F), and a maximum of 31°C (87°F). It also experiences higher precipitation at 130 mm (5.1 in) spread over 23 days and increased humidity at 83%. This makes April a bit wetter and more humid than October. For more detailed climate information, refer to Porto Seguro weather in April.

In comparing the weather between October and May, both months showcase a similar average temperature of 25°C (77°F), with maximum temperatures peaking at 29°C (84°F) in October and 29°C (85°F) in May. However, October experiences slightly higher minimum temperatures averaging 21°C (71°F) compared to May's 19°C (67°F). Precipitation patterns also differ significantly; October receives 93 mm (3.7 in) over 16 days, while May has a higher total of 129 mm (5.1 in) spread across 20 days, indicating that May tends to be wetter. Additionally, humidity levels are higher in May at 81%, in contrast to October's 72%. For more detailed insights on May weather, you can refer to Porto Seguro weather in May.

When comparing October and June weather in Porto Seguro, both months showcase similar maximum temperatures, peaking at 29°C (84°F). However, October is slightly warmer overall, with an average temperature of 25°C (77°F) compared to June’s 24°C (75°F). Precipitation levels are higher in October, with 93 mm (3.7 in) occurring over 16 days, while June sees 78 mm (3.1 in) over 18 days. Humidity is also a factor, with October registering at 72% compared to June's higher 78%. For more details, check Porto Seguro weather in June.

When comparing October and July weather, October tends to be slightly warmer overall, with average temperatures reaching 25°C (77°F) compared to July's average of 23°C (74°F). While July has a minimal temperature range with a maximum of 28°C (83°F), October sees higher maximums, peaking at 29°C (84°F). Additionally, October experiences more precipitation, totaling 93 mm (3.7 in) over 16 days, while July has less rainfall at 61 mm (2.4 in) across 19 days. Humidity levels are also high in both months, with October averaging 72% and July at 76%. For a deeper insight into July’s weather, you can check this link: Porto Seguro weather in July.

In comparing the weather between October and August, October tends to be warmer with average temperatures reaching 25°C (77°F), peaking at 29°C (84°F), while August has slightly cooler averages of 23°C (73°F) and a maximum of 27°C (80°F). Rainfall in October is also more significant, with a total of 93 mm (3.7 in) spread over 16 days compared to August's 65 mm (2.6 in) over 19 days. Humidity levels are relatively similar, with October at 72% and August slightly higher at 75%. For more detailed insights on August weather, you can visit Porto Seguro weather in August.

In comparing the weather between September and October, October shows slightly warmer temperatures, with minimums of 21°C (71°F) and maximums reaching 29°C (84°F), compared to September's 20°C (68°F) minimum and 28°C (82°F) maximum. The average temperature in October also rises to 25°C (77°F), just above September's 24°C (75°F). However, October experiences significantly more precipitation, with 93 mm (3.7 in) over 16 days, compared to September’s 59 mm (2.3 in) over 14 days. Humidity levels remain similar between the two months, with October at 72% and September at 73%. For more details, you can check Porto Seguro weather in September.

October and November share similar temperatures, with average highs around 29°C (85°F) and low averages close to 20-21°C (69-71°F). However, November experiences significantly higher precipitation, increasing to 193 mm (7.6 in) over 20 rainy days compared to October's 93 mm (3.7 in) across 16 days. Humidity remains consistent at 72% for both months, but the increased rainfall in November can make it feel more humid. For detailed weather information, check Porto Seguro weather in November.

In October, the weather in Porto Seguro features pleasant daytime temperatures, with a minimum of 21°C (71°F) and an average of 25°C (77°F), peaking at 29°C (84°F). The month experiences moderate precipitation, totaling 93 mm (3.7 in) over 16 days, while humidity remains steady at 72%. In contrast, December typically sees slightly warmer conditions, with minimum temperatures of 22°C (72°F) and an average of 26°C (79°F), maintaining a high of 29°C (85°F). However, December is much wetter, with precipitation reaching 210 mm (8.3 in) across 21 days, though humidity levels remain consistent at 72%. For more detailed information on December weather, you can check Porto Seguro weather in December.

Compare Porto Seguro's Climate with Cities Worldwide

Conclusion: What to Expect From October Weather in Porto Seguro

October in Porto Seguro offers a pleasant blend of warmth and humidity that stands out compared to other months. With temperatures typically reaching a maximum of 29°C (84°F) and an average of 25°C (77°F), it's an inviting time for visitors. However, the month is also characterized by increased rainfall, with about 16 days experiencing precipitation, contributing to the relatively high humidity of 72%. This unique combination of warm weather and frequent showers makes October a vibrant yet unpredictable time to explore the beautiful coastal town. For a detailed understanding of seasonal variations, check out Porto Seguro Climate.