Last updated: August 21, 2025
In October, Itanhaém, Brazil, experiences a warm climate with maximum temperatures reaching 31°C (88°F) and a comfortable average of 22°C (71°F). Nights cool down to a pleasant minimum of 17°C (62°F), making it an inviting destination for visitors. However, this month sees significant rainfall, with total precipitation hitting 184 mm (7.2 in) across approximately 20 rainy days, contributing to a humid environment at 76% humidity. This mix of warmth and moisture creates a vibrant atmosphere, perfect for those wishing to enjoy the lush landscapes and coastal beauty that Itanhaém has to offer.
In Itanhaém, Brazil, October marks a transition into slightly cooler temperatures, with minimums around 17°C (62°F) and an average of 22°C (71°F), offering a pleasant reprieve from the warmer months. Daytime highs can still reach 31°C (88°F), reminiscent of the lingering summer. Following the notable heat of previous months, October's climate invites both locals and visitors to enjoy outdoor activities under a sun that remains warm yet tolerable. As the year progresses, this gradual shift hints at the approaching summer's end, making it a delightful time to explore the stunning coastal landscapes and vibrant culture of this charming Brazilian town.
In October, Itanhaem experiences a notable precipitation increase, with 184 mm (7.2 in) of rain over approximately 20 days. This aligns with the region's trend of higher rainfall during the spring months, following a relatively dry winter. Notably, October's rainfall is higher than both the preceding month, September, which recorded 88 mm (3.5 in), and the subsequent month, November, at 134 mm (5.3 in). This uptick not only marks a return to more humid conditions after the drier winter months but also contributes to the lush landscapes that characterize the region during this time. As the city transitions into warmer weather, the consistent rainfall in October sets the stage for vibrant flora and revitalized ecosystems.
As October arrives in Itanhaém, Brazil, the humidity begins to dip, reaching 76%, marking a significant decrease from the humid summer months. This gradual decline reflects a consistent trend as the year progresses, with humidity levels peaking at 89% in January and settling notably lower by the time we reach the fall. After a summer characterized by oppressive moisture, the drop in October suggests a transition towards drier conditions, making it an appealing time for outdoor activities. Interestingly, although humidity creeps back up to 85% in November, October’s lower levels offer a brief respite before the seasonal shift returns.
October in Itanhaém, Brazil, marks a significant moment in the yearly UV index cycle, with a reading of 13, indicating an extreme exposure category and a rapid burn time of just 10 minutes. This trend of high UV levels persists from the preceding months, as September's index of 11 and November's projected 14 both remain in the extreme category, emphasizing the need for vigilant sun protection. The summer months at the start of the year typically peak with indices soaring to 15, illustrating that as the seasons transition, Itanhaém consistently battles high UV exposure. Those planning outdoor activities should stay informed and prepared, as exposure times remain dangerously brief. For more detailed insights, check out Itanhaem UV Index.
UV Risk Categories
In October, Itanhaem enjoys a delightful 251 hours of sunshine, contributing to the region's enchanting climate. As the year progresses, the sunshine hours peak in December with 328 hours, while the months of January to May feature consistently high exposure, reflecting a vibrant summer atmosphere. Interestingly, April and March stand out with their impressive totals of 294 and 295 hours respectively, showcasing the tail end of the summer season. The transition into winter begins as the sunshine hours dip in June to 234 hours, but the recovery in July and August shows a resilient charm, maintaining around 272 and 247 hours. As the months roll into the festive season, the anticipation for longer days and cheerful sunlit experiences mounts, making Itanhaem a year-round destination for sun-seekers.
As October unfolds in Itanhaém, Brazil, the chances of sunny weather dip to a modest 18%, making it one of the less favorable months for sunshine. This decline follows the somewhat brighter September, which offered a 30% likelihood of sun. Interestingly, the sunny peaks of mid-year, particularly in July with 53%, show a pattern of seasonal variability, where late spring and summer months tend to boast healthier sun percentages. As October transitions into the warmer months of November and December, the likelihood of sunny days is expected to climb once again, hinting at a more cheerful outlook for the latter part of the year. Thus, while October may be a bit gloomy, the promise of brighter days is just around the corner.
In Itanhaem, Brazil, October brings with it a delightful return to longer days, offering 12 hours of daylight. Following a gradual decline from January's peak of 13 hours, the sunlight hours dipped to 10 hours during the winter months of May through July. However, as spring approaches, daylight begins to stretch again, with October mirroring the hours seen in March and February. This seasonal pattern illustrates a beautiful rhythm, as the days grow longer once more, setting the stage for increased outdoor activities and a vibrant atmosphere as summer beckons.
In October, Itanhaém experiences a notable uptick in wind speed, averaging 4.6 m/s (10 mph), making it the gustiest month of the year. This increase from the milder conditions of previous months signals a shift in the seasonal breeze, following a trend of steady winds that have gradually intensified since April. With average speeds climbing from 3.5 m/s (8 mph) in April to this peak, October invites both thrill-seekers and nature lovers to embrace the invigorating air. The transition into the spring season is palpable, as the winds dance through the coastal landscapes, enhancing the allure of this picturesque Brazilian destination.
Weather in Itanhaem varies notably across the year, with each month offering distinct climate conditions. This page compares October’s weather to other months in Itanhaem, focusing on differences in temperature, rainfall, humidity, and UV levels.
In October, the weather is characterized by mild temperatures, with a minimum of 17°C (62°F) and an average of 22°C (71°F), peaking at 31°C (88°F). The month experiences significant rainfall, totaling 184 mm (7.2 in) over approximately 20 days, along with a humidity level of 76%. In contrast, January is warmer, featuring a minimum temperature of 21°C (70°F), an average of 26°C (79°F), and a maximum of 32°C (89°F). The precipitation is slightly lower at 175 mm (6.9 in), also spread over 20 days, though the humidity rises to 89%. For more specific details on January weather, you can visit Itanhaem weather in January.
October and February in Itanhaém exhibit notable differences in weather patterns. In October, temperatures range from a minimum of 17°C (62°F) to a maximum of 31°C (88°F), with an average of 22°C (71°F). The month experiences significant rainfall, totaling 184 mm (7.2 in) across approximately 20 days, and humidity levels sit at around 76%.
Conversely, February is generally warmer, with temperatures starting at a minimum of 21°C (70°F) and averaging 25°C (78°F), peaking at 31°C (88°F). It also witnesses greater rainfall, accumulating 253 mm (10.0 in) over about 21 days, and has higher humidity at 87%. For more details on February's climate, you can visit Itanhaem weather in February.
In October, the weather tends to be warm, with temperatures ranging from a minimum of 17°C (62°F) to a maximum of 31°C (88°F) and an average of 22°C (71°F). However, this month experiences significant rainfall, totaling around 184 mm (7.2 in) over approximately 20 days, contributing to a humidity level of 76%.
In contrast, March brings slightly warmer conditions, with temperatures ranging from a minimum of 20°C (69°F) to a maximum of 32°C (90°F) and an average of 25°C (77°F). Additionally, March is wetter, with precipitation of 236 mm (9.3 in) across about 22 days, resulting in higher humidity at 86%. For more detailed information on the weather in March, you can visit Itanhaem weather in March.
When comparing the weather in October and April, there are some notable differences. In October, temperatures range from a minimum of 17°C (62°F) to an average of 22°C (71°F), reaching a maximum of 31°C (88°F), while April sees slightly warmer conditions with a minimum of 18°C (66°F) and an average of 23°C (74°F), topping out at 30°C (87°F). Precipitation is more frequent in October, occurring on 20 days with a total of 184 mm (7.2 in), compared to April’s 16 days of rain and 154 mm (6.0 in). Additionally, the humidity is higher in April at 84%, compared to 76% in October. For more detailed information, you can visit Itanhaem weather in April.
In October, temperatures in Itanhaém typically range from a minimum of 17°C (62°F) to a maximum of 31°C (88°F), with an average of 22°C (71°F). The month sees substantial rainfall, with around 184 mm (7.2 in) spread over approximately 20 days, contributing to a humidity level of 76%. In contrast, May experiences slightly cooler temperatures, with a minimum of 15°C (58°F) and a maximum of 28°C (84°F), while maintaining a similar average of 21°C (71°F). Precipitation in May is lower at 138 mm (5.4 in) over about 13 days, but humidity is higher at 84%. For more detailed insights on the weather, you can check Itanhaem weather in May.
In comparing October and June weather, October typically sees slightly warmer temperatures, with minimums around 17°C (62°F) and maximums reaching up to 31°C (88°F), compared to June, which has minimums of 15°C (59°F) and maximums of 29°C (85°F). However, October experiences more precipitation, averaging 184 mm (7.2 in) over about 20 days, whereas June has less rainfall at 135 mm (5.3 in) across just 13 days. Additionally, October's humidity is slightly lower at 76%, compared to June's 82%, making June feel a bit more humid overall. For a detailed view of June weather conditions, you can visit Itanhaem weather in June.
October and July present quite different weather patterns. In October, temperatures range from a minimum of 17°C (62°F) to a maximum of 31°C (88°F), with an average of 22°C (71°F). The month is characterized by higher precipitation, receiving about 184 mm (7.2 in) over 20 days, and humidity levels hover around 76%. In contrast, July features cooler temperatures with a minimum of 11°C (52°F) and a maximum of 29°C (84°F), averaging at 19°C (67°F). The month is significantly drier, with only 76 mm (3.0 in) of rainfall over 8 days and slightly higher humidity at 80%. For more detailed insights on July weather, you can refer to Itanhaem weather in July.
October weather tends to be warmer and wetter compared to August. The average temperature in October is around 22°C (71°F) with a maximum of 31°C (88°F), while August has a cooler average of 19°C (66°F) and a maximum of 29°C (85°F). Rainfall is also more significant in October, with 184 mm (7.2 in) spread over 20 days, compared to August's 120 mm (4.7 in) over 12 days. While both months have high humidity levels, October's humidity sits at 76%, slightly less than August's 78%. For a deeper understanding of August weather patterns, you can check Itanhaem weather in August.
In comparing the weather between October and September, October tends to be slightly warmer, with average temperatures rising from 20°C (69°F) in September to 22°C (71°F), though both months share the same maximum temperature of 31°C (88°F). However, October experiences a significant increase in precipitation, receiving 184 mm (7.2 in) over 20 days compared to September's 88 mm (3.5 in) over just 13 days. Humidity levels are quite similar, with October at 76% and September a marginally higher 78%. For more insights on September's weather, you can check Itanhaem weather in September.
In October, the weather is generally warmer, with a maximum temperature reaching up to 31°C (88°F) and an average of 22°C (71°F). However, this month also experiences significant rainfall, totaling 184 mm (7.2 in) across approximately 20 days, accompanied by a humidity level of 76%.
In contrast, November sees slightly cooler temperatures, with a maximum of 27°C (82°F) and the same average of 22°C (72°F), while precipitation decreases to 134 mm (5.3 in) over 19 days. Humidity also rises to 85%, making the atmosphere feel a bit more muggy. For more detailed information about the weather in November, you can check out Itanhaem weather in November.
In October, temperatures in the region typically range from a minimum of 17°C (62°F) to a maximum of 31°C (88°F), with an average of 22°C (71°F). This month experiences significant rainfall, recording 184 mm (7.2 in) over about 20 days, accompanied by a humidity level of 76%. In contrast, December sees a slight increase in temperature, with minimums around 19°C (67°F) and maximums reaching 29°C (85°F), averaging at 24°C (75°F). Precipitation in December decreases slightly to 162 mm (6.4 in) across 19 days, while humidity rises to 87%. For more detailed information about December weather, visit Itanhaem weather in December.
As October arrives in Itanhaém, the weather transforms with a delightful blend of warmth and humidity. This month is characterized by higher temperatures compared to the cooler winter months, with averages around 22°C (71°F), peaking at a sultry 31°C (88°F). While it’s warmer, the increased humidity and frequent rainfall—averaging around 20 days of precipitation—make it distinctly different from the drier months preceding it. These conditions contribute to a lush landscape, perfect for those looking to enjoy the vibrant flora and engaging outdoor activities. For a deeper understanding of the weather patterns in this charming coastal city, check out Itanhaem Climate.