October Weather in Porto Belo, Brazil

Last updated: August 21, 2025

In October, Porto Belo, Brazil, experiences a vibrant transition into spring, characterized by maximum temperatures reaching 31°C (89°F) and an average of 21°C (70°F). The season brings a refreshing mix of warmth and occasional rain, with 127 mm (5.0 in) of precipitation over 16 days, contributing to the region's lush landscape. Humidity levels soar to a balmy 82%, creating an invigorating atmosphere ideal for exploring the local beauty and culture. Whether basking in the sun or enjoying the occasional shower, October in Porto Belo offers a delightful climate for all.

October Temperature in Porto Belo

In October, Porto Belo showcases a delightful transition into warmer weather, with temperatures reflecting the region's late spring charm. The minimum temperature hovers around 13°C (57°F), providing a crisp start to the month, while the average temperature rises to a comfortable 21°C (70°F). As days progress, the maximum temperature can reach up to 31°C (89°F), making it an ideal time for beach outings and outdoor activities. Notably, this month marks a trend of gradually increasing warmth after the cooler winter months, bringing a welcome return of vibrant sunshine to the beautiful coastal town. As we head towards November, Porto Belo promises milder evenings and pleasantly warm days, perfect for exploring its stunning landscapes.

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

The chart illustrates October temperature patterns in Porto Belo, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Porto Belo, 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).
JanFebMarAprMayJunJulAugSepOctNovDec787776726865626367697175
Data source: Temperature data for Porto Belo 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 Porto Belo

In October, Porto Belo experiences a notable shift in precipitation patterns, with 127 mm (5.0 in) of rain spread over 16 days. This increase marks a peak following the drier months of July and August, which recorded significantly lower totals of just 45 mm (1.8 in) and 63 mm (2.5 in), respectively. The rainfall in October suggests a gradual transition toward the wetter season, aligning with a broader trend observed throughout the year, where precipitation tends to rise towards the end. This month serves as a reminder of the region's diverse climate, balancing between refreshing showers and the sunny warmth that characterizes this beautiful coastal area.

October Precipitation Trends in Porto Belo

The chart displays monthly precipitation patterns in Porto Belo, 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 Belo, October typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec1721441348010311645638512798144
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Porto Belo

In October, Porto Belo experiences a slight dip in humidity, averaging around 82%. This marks a continuation of the gradual decline initiated in the cooler months of July and August, where humidity levels dropped to their lowest at 80% and 79%, respectively. As the year transitions from the chill of winter to the warmth of spring, October's humidity remains relatively stable, hinting at the climatic patterns of the region. While October is more moderate compared to the sweltering summer months of January (86%) and December (88%), it still reflects the lush, tropical ambiance typical of the area. This refreshing humidity helps to maintain the vibrant scenery that attracts visitors year-round.

October Average Humidity in Porto Belo

This chart illustrates the average monthly humidity levels in Porto Belo, 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 Belo is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%83%85%85%86%85%80%79%82%82%86%88%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Porto Belo

As October arrives in Porto Belo, Brazil, the UV Index registers at 12, placing it in the extreme exposure category. This marks a slight decrease from the sweltering summer months, where indices soared up to 15 in January and December. However, with a burn time of just 10 minutes, October still demands caution under the sun. Following a trend from the previous months, there's a notable return to higher UV levels, reminiscent of both February and March, which also saw extreme ratings. As the weather begins to shift, it's essential to stay vigilant; whether swimming in the stunning beaches or enjoying outdoor activities, keep protection handy. For more detailed insights, check out the Porto Belo UV Index.

Maximum UV Index Levels in Porto Belo for October

The chart shows the monthly maximum UV Index (UVI) for Porto Belo 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 Belo typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec15141210755810121415
Data source: Porto Belo 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 Belo

October in Porto Belo, Brazil, is a delightful month of transition, with 260 hours of sunshine illuminating the days. This marks a slight dip from the sun-drenched peak of March, which boasts an impressive 308 hours. As the milder days of October segue into the warmer and sunnier months of November and December, which feature 314 and 340 hours respectively, it becomes evident that Porto Belo thrives on abundant sunshine, especially towards year-end. Compared to the average hours earlier in the year, October strikes a balance, offering a pleasant respite as summer approaches, making it an ideal time to enjoy the scenic beauty and outdoor activities the region has to offer.

Monthly Sunshine Duration in Porto Belo: October Highlighted

The October sunshine duration represents the total number of hours Porto Belo 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.
JanFebMarAprMayJunJulAugSepOctNovDec251h301h308h289h253h228h264h259h248h260h314h340h
Data source: Porto Belo October Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Porto Belo During October

In Porto Belo, Brazil, October presents a challenging outlook for sunshine, with only a 17% chance of clear skies, making it one of the least sunny months of the year. This trend follows a general pattern where the likelihood of sunny days is notably higher in the early months, such as January and the peak of July at 57%. As the year progresses, the chance of sun tends to fluctuate, but it takes a significant dip in October, closely aligning with seasonal transitions. Comparatively, October's lesser opportunities for sunshine could lead visitors to consider other months, particularly May and July, when the sun shines more consistently, enhancing the overall experience in this beautiful coastal town.

Percentage of Sunny Days in October in Porto Belo

The chart illustrates the percentage of sunny days in Porto Belo 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 Belo experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec18%49%32%49%53%37%57%32%26%17%29%38%
Data source: Porto Belo October chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Porto Belo in October

In Porto Belo, Brazil, the rhythm of daylight unfolds beautifully throughout the year. October finds the city basking in 12 hours of daylight, marking a delightful transition from the shorter days of winter. As daylight begins to stretch out, it hints at the approaching summer months, which peak with 13 hours of daylight in both November and December. This gradual lengthening of days is accentuated by the mild shift from the 10-hour days of winter in May to July, before the days start to emerge again in August. Overall, residents and visitors alike can revel in the vibrant balance of sunlit hours, as Porto Belo embraces the warm glow of a Brazilian spring.

Average Daylight Hours in Porto Belo for October

The chart illustrates the variation in daylight duration in Porto Belo throughout the year, with October highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec13h 36m12h 59m12h 12m11h 24m10h 45m10h 26m10h 36m11h 10m11h 56m12h 44m13h 27m13h 48m
Data source: Porto Belo daylight hours, calculated by summing the hours between sunrise and sunset for each day.

October Winds in Porto Belo

As October arrives in Porto Belo, Brazil, the coastal winds begin to pick up, reaching an average speed of 3.9 m/s (9 mph). This notable increase from the previous months marks a transition, as winds have generally been lighter earlier in the year, hovering around 2.7 to 3.6 m/s. With the consistent pattern of gentle breezes from January through September, October ushers in a refreshing change, inviting both locals and visitors to embrace outdoor activities. The steady rise in wind speed not only enhances the vibrant atmosphere of this coastal paradise but also signals the beginning of the perfect season for sailing and windsurfing enthusiasts eager to ride the invigorating October breezes.

Average October Wind Speed in Porto Belo

The chart displays monthly wind speed patterns in Porto Belo, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.62.82.93.53.13.42.73.13.33.9 m/s3.73.7
Data source: Porto Belo October wind data, generated using information from the Copernicus Climate Change Service.

How October Weather in Porto Belo Compares to Other Months

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

Comparing the weather in October and January shows distinct differences in temperature and precipitation patterns. October experiences milder temperatures, with a minimum of 13°C (57°F) and an average of 21°C (70°F), while January is warmer with a minimum of 19°C (67°F) and an average of 25°C (78°F). Both months see a fair amount of rainfall, but January surpasses October with a total of 172 mm (6.8 in) compared to October's 127 mm (5.0 in), and January features rain on 18 days compared to 16 days in October. Humidity levels are also slightly higher in January at 86%, versus 82% in October. For specific details about January weather in Porto Belo, you can visit Porto Belo weather in January.

In comparing October and February weather, February tends to be warmer and slightly more humid. With average temperatures ranging from a minimum of 17°C (63°F) to a maximum of 35°C (95°F), February is generally hotter than October, where temperatures range from 13°C (57°F) to 31°C (89°F). Both months experience a similar number of rainy days, with February seeing a total precipitation of 144 mm (5.7 in) compared to October's 127 mm (5.0 in). Overall, February is characterized by higher temperatures and slightly greater rainfall, making it an ideal time for those who enjoy warm weather. For more details on February weather, you can check Porto Belo weather in February.

In October, the weather features a pleasant range with minimum temperatures around 13°C (57°F), an average of 21°C (70°F), and a maximum of 31°C (89°F). This month typically experiences around 127 mm (5.0 in) of precipitation over 16 days, and humidity hovers at 82%. In contrast, March brings slightly warmer weather, with minimum temperatures at 19°C (66°F), an average of 24°C (76°F), and a peak of 32°C (91°F). However, this month also sees higher rainfall, totaling 134 mm (5.3 in) across 21 days, and a marginally increased humidity of 85%. For more detailed information, you can check Porto Belo weather in March.

When comparing the weather between October and April, we see some notable similarities and differences. Both months have a minimum temperature of 13°C (57°F), but October typically boasts a slightly warmer average high of 31°C (89°F) compared to April's 30°C (87°F). While October experiences more precipitation, with 127 mm (5.0 in) over 16 days, April is drier with just 80 mm (3.1 in) falling over 14 days. Humidity levels are quite similar as well, with October at 82% and April slightly higher at 85%. For more detailed information on April weather, you can visit Porto Belo weather in April.

In comparing the weather in October and May, October generally experiences warmer temperatures, with average highs reaching 31°C (89°F) compared to May's maximum of 30°C (86°F). Both months have similar average temperatures, with October averaging 21°C (70°F) and May at 20°C (68°F). October sees slightly more rainfall, totaling 127 mm (5.0 in) over 16 days, while May has 103 mm (4.1 in) across 13 days. Humidity levels are also quite high in both months, with October at 82% and May slightly higher at 86%. For a deeper look at May's weather, you can check out Porto Belo weather in May.

When comparing the weather in October and June, October tends to be warmer with average temperatures reaching 21°C (70°F) and a maximum of 31°C (89°F), whereas June's averages are cooler, with a maximum of 28°C (83°F). Precipitation levels are slightly higher in October at 127 mm (5.0 in) over 16 days compared to June's 116 mm (4.6 in) over 11 days. Additionally, while humidity in October hovers around 82%, June has a slightly higher humidity level at 85%. For a detailed look at June weather specifics in the region, check out Porto Belo weather in June.

When comparing the weather in October and July, October generally offers warmer temperatures, with a minimum of 13°C (57°F) and an average high of 31°C (89°F). In contrast, July's temperatures are cooler, featuring a minimum of 6°C (43°F) and an average maximum of 27°C (81°F). Additionally, October experiences significantly more precipitation, with 127 mm (5.0 in) falling over 16 days, while July sees only 45 mm (1.8 in) over just 6 days. Humidity levels are similar in both months, hovering around 80-82%. For more specific insights about July's weather, check out Porto Belo weather in July.

In comparing the weather of October and August, October brings warmer temperatures with an average of 21°C (70°F) and a maximum reaching up to 31°C (89°F), while August is cooler, with an average of 17°C (63°F) and a maximum of 27°C (80°F). Additionally, October experiences significantly more precipitation, with 127 mm (5.0 in) spread across 16 days, compared to August's 63 mm (2.5 in) over just 9 days. Humidity levels are also slightly higher in October at 82%, compared to 79% in August. For more details on the weather during August, you can visit Porto Belo weather in August.

In comparing the weather of October and September, October presents warmer temperatures overall, with average highs reaching 31°C (89°F) compared to September's 27°C (81°F). While both months share similar minimum temperatures and humidity levels at 13°C (57°F) and 82%, respectively, October experiences significantly more precipitation, totaling 127 mm (5.0 in) over 16 days compared to September's 85 mm (3.3 in) over just 12 days. This increased rainfall in October suggests a transition toward a wetter climate as the month progresses, contrasting with the milder, albeit dry, conditions of September. For detailed statistics, you can explore Porto Belo weather in September.

In October, temperatures in Porto Belo range from a minimum of 13°C (57°F) to a maximum of 31°C (89°F), with an average of 21°C (70°F). The month sees significant precipitation, totaling 127 mm (5.0 in) over 16 days, accompanied by a relatively high humidity level of 82%. In contrast, November brings slightly warmer temperatures, with a minimum of 14°C (57°F) and an average of 22°C (72°F), while the maximum remains similar at 31°C (88°F). Precipitation decreases to 98 mm (3.9 in) over 15 days, and humidity rises to 86%. Overall, November offers a marginally warmer experience with less rain compared to October. For more detailed information, you can check Porto Belo weather in November.

October and December in Porto Belo present a noticeable difference in weather patterns. October typically features a minimum temperature of 13°C (57°F) and an average of 21°C (70°F), with maximums reaching 31°C (89°F). The month experiences about 127 mm (5.0 in) of precipitation over 16 days, alongside a humidity level of 82%. In contrast, December enjoys slightly warmer temperatures, with a minimum of 16°C (61°F), an average of 24°C (75°F), and a peak temperature of 33°C (92°F). However, it sees a marginally higher precipitation at 144 mm (5.7 in) across 17 days, along with increased humidity at 88%. For more details, check out the Porto Belo weather in December.

Compare Porto Belo's Climate with Cities Worldwide

Conclusion: What to Expect From October Weather in Porto Belo

As October unfolds in Porto Belo, the weather becomes a delightful transition from the cooler months to the warmth of summer. With higher temperatures compared to previous months, it brings an inviting warmth that averages around 21°C, perfect for outdoor activities. However, this month also sees an increase in precipitation, with more frequent rainy days that are characteristic of the changing season. The humidity lingers at a notable 82%, adding to the tropical feel. While October might bring some showers, it's the perfect time to experience the lush landscapes of Porto Belo. For a deeper understanding of what to expect throughout the year, visit Porto Belo Climate.