Last updated: August 21, 2025
In October, Itacoatiara, Brazil, experiences a blend of warmth and humidity, making it a captivating time of year. With maximum temperatures reaching 35°C (96°F) and an average of 29°C (84°F), the days can be quite hot, while nights cool down to a minimum of 22°C (73°F). This month also sees significant rainfall, with a total precipitation of 126 mm (5.0 in) spread across 15 days, creating a lush environment. Despite the wet days, humidity levels remain comfortable at 32%, making outdoor activities enjoyable for locals and visitors alike.
In October, Itacoatiara experiences a delightful blend of warmth and vibrancy, with temperatures ranging from a minimum of 22°C (73°F) to a sizzling maximum of 35°C (96°F). The average temperature climbs to 29°C (84°F), echoing the region's tropical allure. This month marks a peak in summer-like conditions, reminiscent of the sultry heat seen in August and September. However, as October draws to a close, one might notice a slight dip in the minimum temperatures compared to the preceding months, suggesting a gradual easing into the later part of the year. The consistent warmth across the month creates a perfect backdrop for outdoor adventures and cultural festivities, inviting both locals and travelers to bask in the sun's embrace.
In October, Itacoatiara experiences a moderate precipitation total of 126 mm (5.0 in), marking a notable uptick from the drier months of July and August. With about 15 days of rainfall this month, October serves as a transition towards the wetter seasons, which will peak in November and December. This month’s precipitation is significantly lower than the early months, where peaks like 387 mm in April and 335 mm in December exemplify the region's lush climate. As the year inches closer to its end, the rhythm of rain adds a refreshing vibrancy to the landscape, emphasizing the dynamic weather patterns experienced in this part of Brazil.
In October, Itacoatiara experiences a notable drop in humidity, with levels plummeting to just 32%. This marks a significant dip from the more humid months earlier in the year, where humidity ranged between 79% and 90% from January to May. Following the dry spell of September, when humidity reached 43%, October’s conditions usher in a distinct shift towards drier air, setting the stage for a more comfortable climate. As the year progresses towards its end, the contrasting humidity levels between October and the preceding months highlight a clear trend of decreasing moisture, which continues into November with slightly higher humidity at 39% before fluctuating back up in December. This seasonal variation reflects Itacoatiara’s dynamic climate characteristics, making October a defining month for those seeking drier weather.
In October, Itacoatiara experiences a consistent UV Index of 12, indicating an extreme exposure category with a burn time of just 10 minutes. This marks a slight decline from the peak summer months, where January through April holds a higher index of 16. However, as the year progresses, the UV levels remain notably intense, with UV Index fluctuating only slightly from 11 to 14 in the surrounding months. Those enjoying the tropical climate should stay vigilant about sun protection, as even during October, the UV rays can quickly lead to skin damage. To learn more about the UV index trends throughout the year, visit Itacoatiara UV Index.
UV Risk Categories
As October unfolds in Itacoatiara, the sun graces the region with 307 hours of brilliant light, making it one of the sunniest months of the year. Following a summer peak in July and August, when the sun shone for 327 and 328 hours respectively, October maintains a delightful ambiance, only slightly dimmer than the latter summer months. This consistency in sunshine, nestled between September's 309 hours and the gradual decline in November to 256 hours, hints at the charm of an extended sunny season. Such radiant conditions not only enhance the coastal beauty but also invite outdoor adventures, painting a vibrant backdrop for life in this enchanting Brazilian locale.
In Itacoatiara, Brazil, the likelihood of sunny weather in October stands at a moderate 25%, offering a noticeable shift as the year progresses. While the earlier months of the year, such as January and February, experience much lower chances of sunshine, the summer months show a significant rise, peaking in July and August with impressive probabilities of 45% and 44% respectively. Following this sunny summer peak, October holds onto a fair share of brightness before the clouds gather again in the latter months of the year. This slight decline from summer highlights October as a transitional month, making it a promising time for those eager to enjoy the sun before the rainy season sets in.
In Itacoatiara, Brazil, the daylight duration exhibits a captivating rhythm throughout the year. As we transition from the long, sun-drenched days of the first half of the year, where January to April consistently bask in 12 hours of light, we notice a subtle shift starting in May. Here, daylight begins to wane slightly, dropping to 11 hours from May to August. However, the trend reverses come September, as the days stretch back to a generous 12 hours in both October and November, ultimately maintaining this duration through December. This cyclical nature of daylight not only enriches the local climate but also beautifully tags the transitions of seasons in this vibrant region.
As October unfolds in Itacoatiara, Brazil, the average wind speed picks up slightly to 1.9 m/s (4 mph), mirroring the gentle breezes of August and September. This subtle increase signifies a refreshing transition in the seasonal winds, inviting locals and visitors alike to enjoy the stunning landscapes that the region has to offer. Throughout the past months, wind speeds have exhibited a pattern of mild fluctuation, with a noticeable dip in the mid-year months of April to July, where conditions were the calmest. However, the return to a brisker pace in October hints at the promise of invigorating days ahead, maintaining the coastal charm that Itacoatiara is renowned for.
Weather in Itacoatiara varies notably across the year, with each month offering distinct climate conditions. This page compares October’s weather to other months in Itacoatiara, focusing on differences in temperature, rainfall, humidity, and UV levels.
In October, the weather in Itacoatiara is warm and relatively dry, with temperatures ranging from a minimum of 22°C (73°F) to a maximum of 35°C (96°F) and an average temperature of 29°C (84°F). The month sees about 126 mm (5.0 in) of precipitation over 15 days, accompanied by a comfortable humidity level of 32%. In contrast, January brings more humid and wetter conditions, with temperatures ranging from a minimum of 22°C (73°F) to a maximum of 33°C (92°F) and an average of 27°C (80°F). During this month, precipitation significantly increases to 267 mm (10.5 in) over 23 days, and the humidity rises dramatically to 86%. For a closer look at what to expect, you can check out Itacoatiara weather in January.
When comparing the weather in October and February, notable differences emerge. October tends to be hotter with average temperatures ranging from a minimum of 22°C (73°F) to a maximum of 35°C (96°F), while February features slightly cooler temperatures, with minimums around 23°C (73°F) and maximums peaking at 32°C (91°F). However, February is significantly wetter, receiving about 297 mm (11.7 in) of precipitation over 24 days, compared to October's 126 mm (5.0 in) spread over 15 days. Additionally, February has a much higher humidity level at 79%, compared to October's drier 32%. For a detailed look at the weather patterns in February, you can check Itacoatiara weather in February.
When comparing the weather in October and March, notable differences emerge. October typically boasts warm temperatures, with a minimum of 22°C (73°F) and an average peak of 29°C (84°F), but experiences lower precipitation at 126 mm (5.0 in) over 15 days and a humidity level of 32%. In contrast, March tends to be slightly cooler, with temperatures ranging from a minimum of 23°C (74°F) to a maximum of 33°C (93°F). However, it sees significantly higher rainfall, totaling 315 mm (12.4 in) across 26 days, leading to much higher humidity at 81%. For a more detailed look at the conditions during March, you can check Itacoatiara weather in March.
When comparing the weather in October and April, we notice distinct differences in temperature and precipitation. October typically features warmer conditions with an average temperature of 29°C (84°F), where daytime highs can reach up to 35°C (96°F). In contrast, April experiences slightly cooler temperatures, with an average of 27°C (81°F) and maximums of 34°C (93°F), but it is much wetter, receiving 387 mm (15.2 in) of rainfall over nearly the entire month with precipitation occurring on 28 days. Humidity levels are also significantly higher in April at 88%, compared to October’s 32%. For more detailed information, you can check Itacoatiara weather in April.
When comparing the weather in October and May, notable differences emerge. October generally has warmer temperatures, with minimums around 22°C (73°F) and maximums reaching 35°C (96°F), while May features slightly milder temperatures, with minimums at 23°C (74°F) and maximums peaking at 33°C (92°F). However, May is significantly wetter, receiving 285 mm (11.2 in) of precipitation over 28 days, compared to October’s 126 mm (5.0 in) over just 15 days. Additionally, humidity levels are markedly higher in May at 90%, compared to October’s more comfortable 32%. For a more detailed look at the weather during this time, you can visit Itacoatiara weather in May.
In comparing the weather of October and June, October presents a slightly warmer climate with average temperatures reaching 29°C (84°F), compared to June's average of 28°C (82°F). Despite the higher average temperatures in October, it experiences lower minimum and maximum temperatures than June. Precipitation levels are notably different; October sees 126 mm (5.0 in) of rain over 15 days, while June has more rain at 143 mm (5.6 in) across 23 days, contributing to a significantly higher humidity level of 84% in June. For more details about conditions during this month, you can visit Itacoatiara weather in June.
When comparing the weather in October and July, October tends to be slightly warmer, with average temperatures reaching 29°C (84°F) compared to July's 28°C (83°F). However, July has a slightly higher minimum temperature of 23°C (73°F) and a maximum temperature of 34°C (93°F), just below October's maximum of 35°C (96°F). October experiences more precipitation overall, with 126 mm (5.0 in) spread over 15 days, compared to July's 78 mm (3.1 in) over 16 days. Notably, October has a much lower humidity level at 32%, while July is quite humid at 77%. For a more detailed look at Jaraguá do Sul's weather, you can check Itacoatiara weather in July.
In comparing the weather of October and August, both months share similar average temperatures, remaining steady at around 29°C (84°F). However, October experiences slightly cooler minimum temperatures, averaging 22°C (73°F), compared to August's 23°C (74°F). While both months can reach a maximum of 35°C (96°F), October sees significantly higher precipitation at 126 mm (5.0 in) over 15 days, contrasting with August's 59 mm (2.3 in) over just 10 days. Additionally, humidity levels are notably lower in October at 32%, in stark contrast to the 59% humidity typical of August. For more detailed insights into the weather during this month, you can visit Itacoatiara weather in August.
In October, the weather remains quite warm, with temperatures ranging from a minimum of 22°C (73°F) to a maximum of 35°C (96°F), similar to September's range of 23°C (74°F) to 35°C (96°F). However, October experiences slightly more precipitation at 126 mm (5.0 in) over 15 days, compared to September's 91 mm (3.6 in) over 12 days. Additionally, humidity levels decrease in October to 32%, down from September's higher 43%, which may make the warmer days feel a bit more comfortable. For more detailed information about September weather, you can check Itacoatiara weather in September.
October and November showcase distinct weather patterns, with October generally warmer and drier than November. In October, temperatures range from a minimum of 22°C (73°F) to a maximum of 35°C (96°F), while November sees slightly higher minimum temperatures at 23°C (74°F) but a lower average of 28°C (83°F). Precipitation also increases significantly in November, with 245 mm (9.6 in) falling over 22 days compared to October's 126 mm (5.0 in) over 15 days. Additionally, humidity rises from 32% in October to 39% in November, contributing to a more humid atmosphere. For more detailed weather information, you can check Itacoatiara weather in November.
October weather is characterized by warmer temperatures, with a minimum of 22°C (73°F) and an average high of 35°C (96°F). The month also sees a fair amount of rain, with 126 mm (5.0 in) over 15 days and relatively low humidity at 32%. In contrast, December experiences slightly cooler temperatures, ranging from a minimum of 23°C (73°F) to a maximum of 34°C (94°F), but is much wetter, receiving 335 mm (13.2 in) of rain over 27 days and a significant increase in humidity at 85%. This shift from the drier, hotter conditions of October to the more humid and rainy atmosphere of December highlights the distinct seasonal transitions. For more detailed information about the weather patterns in December, you can check Itacoatiara weather in December.
In October, Itacoatiara experiences a unique blend of warmth and humidity that sets it apart from other months. The temperatures soar, often reaching maximum highs of 35°C, while the average remains a comfortable 29°C, offering a perfect backdrop for outdoor activities. However, the month is also characterized by frequent downpours, with rain gracing the area on about half of the days, leading to a total precipitation of 126 mm. This shift in weather patterns brings a refreshing change, making the landscape lush and vibrant. For a more in-depth look at what to expect throughout the year, check out the Itacoatiara Climate.