October Weather in Belem, Brazil

Last updated: August 21, 2025

In October, Belem, Brazil, experiences a vibrant and humid climate, with maximum temperatures reaching up to 32°C (90°F) and an average of 25°C (78°F), making it a warm time of year. Minimum temperatures can drop to a refreshing 19°C (67°F), providing a pleasant range for both locals and visitors. Rainfall is moderate, with a total precipitation of 25 mm (1.0 in) spread across approximately 10 days of the month, contributing to the lush greenery typical of this region. With a humidity level of 68%, Belem's October weather offers an inviting atmosphere, perfect for exploring the city's rich culture and breathtaking landscapes.

October Temperature in Belem

In October, temperatures in Belém, Brazil, continue to reflect the region's tropical climate, offering a pleasant mix of warmth and humidity. With minimums around 19°C (67°F) and averages hovering at 25°C (78°F), the month exhibits a slight cooling trend compared to the peak heat of the previous months. Daytime highs can reach up to 32°C (90°F), maintaining that balmy essence characteristic of the Brazilian coast. As the year progresses, it's evident that October serves as a transitional month—bridging the more vigorous summer heat into the milder conditions of late fall, making it an inviting time to experience the vibrant culture and lush landscapes of Belém.

October Weather in Belem: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Belem, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Belem, 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).
JanFebMarAprMayJunJulAugSepOctNovDec797979787775747576787979
Data source: Temperature data for Belem 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 Belem

In October, Belém experiences a noticeable dip in precipitation, with only 25 mm (1.0 in) of rainfall recorded over about 10 days. This marks a continuation of the downward trend in rainfall amounts that begins in September, setting the stage for the drier months ahead. October's precipitation not only reflects a significant decrease from the wetter months earlier in the year, like March and May, but also indicates a shift towards the region's more moderate and less humid climate as it transitions towards November. As the rainy season winds down, residents of Belém can expect a brief respite from the frequent showers that characterize the tropical wet season, heralding an opportunity to enjoy clearer skies and pleasant afternoons.

October Precipitation Trends in Belem

The chart displays monthly precipitation patterns in Belem, 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 Belem, October typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec41831089910457713029252338
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Belem

In October, Belem experiences a noticeable drop in humidity, reaching 68%—the lowest level of the year. This decline marks a shift from the consistently high humidity levels observed in the preceding months, where figures hovered between 86% and 90% from January to May. As the dry season takes hold, the transition into October signifies a refreshing change, especially when compared to the lingering humidity of the previous summer months. Following this pattern, November sees an even more pronounced decrease at 66%, suggesting that the region is entering a drier phase. Thus, October stands out as a pivotal point in Belem's climate, where the oppressive humidity of earlier months gives way to a more comfortable atmosphere.

October Average Humidity in Belem

This chart illustrates the average monthly humidity levels in Belem, 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 Belem is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%89%90%89%90%86%80%77%72%68%66%70%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Belem

In October, Belem, Brazil, experiences an intense UV Index of 13, categorized as extreme, with a burn time of just 10 minutes. This trend of high UV exposure extends across the year, peaking at March’s UV Index of 15 but generally remaining above 12 from May through November. With such a persistent risk of sunburn, it's crucial for residents and visitors alike to take protective measures. The data underscores the importance of staying informed about UV levels throughout the year, making resources like Belem UV Index invaluable for planning safe outdoor activities.

Maximum UV Index Levels in Belem for October

The chart shows the monthly maximum UV Index (UVI) for Belem 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 Belem typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec141415141211111213131414
Data source: Belem 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 Belem

October shines brightly in Belém, Brazil, boasting an impressive 347 hours of sunshine—making it one of the sunniest months of the year. This radiant month follows a pattern of increasing daylight that begins in the cooler middle months, with hours steadily rising from 278 in January to 333 by March. As the year progresses, October captures the peak of sunlight before a slight dip in November, still retaining a generous 343 hours. This trend highlights October as a vibrant time for outdoor activities and exploration, perfectly situating Belém as a delightful escape for sun-seekers looking to bask in the warm glow of the Amazon.

Monthly Sunshine Duration in Belem: October Highlighted

The October sunshine duration represents the total number of hours Belem 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.
JanFebMarAprMayJunJulAugSepOctNovDec278h304h333h307h319h309h310h335h328h347h343h353h
Data source: Belem October Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Belem During October

In October, Belem, Brazil enjoys a notable increase in sunshine, with a 46% chance of clear skies. This trend continues from the previous month, September, which boasts the highest likelihood of sun at 49%. Following the relatively low chances earlier in the year—peaking in March at 41%—October marks a shift towards brighter days, aligning closely with the sunniest months of June and July. As the year progresses, residents and visitors alike can look forward to more opportunities to bask in the sun during this vibrant month.

Percentage of Sunny Days in October in Belem

The chart illustrates the percentage of sunny days in Belem 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 Belem experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec29%34%41%30%37%45%45%38%49%46%49%35%
Data source: Belem October chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Belem in October

In October, Belem, Brazil, enjoys a delightful return to 12 hours of daylight, mirroring the ample sunlight experienced in the early months of the year. This month signals a shift from the slightly shorter days of the mid-year, where daylight dipped to 11 hours from April through August. The consistent 12-hour daylight pattern from January to March, and again in September through November, showcases a rhythmic stability in Belem's seasonal transitions. As the days begin to lengthen again in October, it invites residents and visitors alike to bask in the warm Brazilian sun, embracing the balance of daylight that characterizes this vibrant city's climate. This continuity not only highlights the equatorial location of Belem but also enhances its allure as a destination where sunshine is a constant companion.

Average Daylight Hours in Belem for October

The chart illustrates the variation in daylight duration in Belem throughout the year, with October highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec12h 27m12h 18m12h 7m11h 56m11h 47m11h 43m11h 45m11h 53m12h 3m12h 14m12h 24m12h 29m
Data source: Belem daylight hours, calculated by summing the hours between sunrise and sunset for each day.

October Winds in Belem

As October unfolds in Belém, Brazil, the city experiences a gentle breeze with an average wind speed of 3.6 m/s (8 mph). This marks a noticeable transition from the milder winds of earlier months, particularly from February to April, when speeds hovered around 2.8 to 3.2 m/s (6 to 7 mph). The winds gradually pick up momentum as the year progresses, peaking in August at 4.4 m/s (10 mph) before settling back into a pleasant rhythm in October. This pattern illustrates a gradual increase in wind activity during the second half of the year, culminating in a refreshing and invigorating atmosphere that perfectly complements the tropical vibe of Belém.

Average October Wind Speed in Belem

The chart displays monthly wind speed patterns in Belem, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.22.82.92.83.23.33.74.44.03.6 m/s3.33.1
Data source: Belem October wind data, generated using information from the Copernicus Climate Change Service.

How October Weather in Belem Compares to Other Months

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

In October, the weather is generally warm and pleasant, with temperatures ranging from a minimum of 19°C (67°F) to a maximum of 32°C (90°F), averaging around 25°C (78°F). The month sees about 25 mm (1.0 in) of precipitation over roughly 10 days, and humidity levels are moderate at 68%. In contrast, January brings slightly warmer conditions, with minimum temperatures of 21°C (70°F) and maximums reaching 33°C (92°F), averaging 26°C (79°F). Precipitation increases to 41 mm (1.6 in) across 13 days, coupled with higher humidity at 86%. Overall, January tends to be more humid and wetter compared to the relatively drier October. For more details, check out Belem weather in January.

October and February in Belem present noticeable differences in weather patterns. In October, temperatures range from a minimum of 19°C (67°F) to a maximum of 32°C (90°F), with an average of 25°C (78°F) and less precipitation at 25 mm (1.0 in) spread over 10 days. Humidity levels are reasonably high at 68%. In contrast, February tends to be warmer, with minimum temperatures around 21°C (70°F) and maximums reaching 33°C (92°F), averaging 26°C (80°F). However, February experiences significantly more rainfall, with 83 mm (3.3 in) of precipitation over 17 days, resulting in higher humidity levels of 89%. For more details, you can check out Belem weather in February.

In comparing the weather between October and March, we see notable differences. October experiences a minimum temperature of 19°C (67°F) and an average of 25°C (78°F), while March starts warmer with a minimum of 21°C (71°F) and slightly higher average temperatures at 26°C (79°F). The maximum temperatures are also comparable, with October reaching 32°C (90°F) and March peaking at 33°C (92°F). However, precipitation levels significantly differ; October has only 25 mm (1.0 in) over 10 days, while March sees a substantial increase to 108 mm (4.2 in) across 22 days, contributing to a much higher humidity of 89% in March compared to October's 68%. For more detailed information, you can check Belem weather in March.

In comparing the weather between October and April, we notice some significant differences. October typically experiences slightly lower minimum temperatures, with averages ranging from 19°C (67°F) to a maximum of 32°C (90°F). In contrast, April starts with higher minimum temperatures at 21°C (69°F) and maintains a similar maximum of 32°C (91°F).

Precipitation levels also vary considerably, as October sees only 25 mm (1.0 in) of rain spread over about 10 days, while April faces a much wetter scenario with 99 mm (3.9 in) of rainfall over 22 days. Humidity levels are higher in April at 89%, compared to October's 68%. For a detailed look at the weather conditions in April, you can check out Belem weather in April.

In comparing the weather patterns of October and May, we see some distinct differences. October typically experiences temperatures ranging from a minimum of 19°C (67°F) to a maximum of 32°C (90°F) with an average of 25°C (78°F). This month also has a relatively low precipitation of 25 mm (1.0 in) over about 10 days, with a humidity level around 68%. In contrast, May has slightly warmer temperatures, with a minimum of 20°C (68°F) and a maximum of 31°C (89°F), also averaging 25°C (77°F). However, it sees significantly more rainfall, totaling 104 mm (4.1 in) spread across 18 days, and higher humidity at 90%. For further details, you can check Belem weather in May.

When comparing the weather in October and June, both months feature similar minimum temperatures, hovering around 19°C (67°F). However, October tends to be slightly warmer overall, with an average temperature of 25°C (78°F) and a maximum of 32°C (90°F), while June has an average of 24°C (76°F) and a maximum of 30°C (87°F). Precipitation levels also differ, with October receiving less rainfall at 25 mm (1.0 in) over 10 days compared to June's 56 mm (2.2 in) across 15 days. Additionally, humidity levels are higher in June, averaging 86% compared to October's 68%. For more details on weather specifics in June, check out Belem weather in June.

In October, the weather is generally warmer than in July, with average temperatures rising to 25°C (78°F) compared to July's average of 23°C (74°F). October also sees higher maximum temperatures, peaking at 32°C (90°F), while July reaches a maximum of 30°C (86°F). However, October experiences less precipitation, with 25 mm (1.0 in) falling over about 10 days, whereas July has significantly more rain at 71 mm (2.8 in) over 15 days. Additionally, humidity levels are slightly lower in October at 68%, compared to 80% in July. For more detailed information, you can check Belem weather in July.

In comparing the weather of October and August, October tends to be slightly warmer, with an average temperature of 25°C (78°F) and a maximum of 32°C (90°F), compared to August's average of 24°C (75°F) and maximum of 30°C (86°F). Precipitation is somewhat lower in October, at 25 mm (1.0 in) over 10 days, whereas August sees a bit more rain with 30 mm (1.2 in) also over 10 days. Humidity levels are higher in August at 77%, while October has a more moderate humidity of 68%. For more detailed information, you can check Belem weather in August.

In comparing the weather of October to September, we see a slight increase in average temperatures. October experiences a minimum of 19°C (67°F), an average of 25°C (78°F), and a maximum of 32°C (90°F), while September has similar minima and maxima with an average of 24°C (76°F). Precipitation decreases in October, with 25 mm (1.0 in) over 10 days compared to September's 29 mm (1.1 in) over 12 days, indicating slightly drier conditions. However, humidity remains relatively stable, averaging 68% in October compared to 72% in September. For more detailed information, you can check Belem weather in September.

In comparing the weather between October and November, there are some noticeable similarities and slight changes. October typically sees a minimum temperature of 19°C (67°F), with an average of 25°C (78°F) and a maximum of 32°C (90°F), while November registers a slightly higher minimum of 20°C (69°F) and an average temperature of 26°C (79°F), peaking at 33°C (91°F). Precipitation levels are fairly close, with October experiencing 25 mm (1.0 in) over 10 days, compared to November's 23 mm (0.9 in) over 8 days. Furthermore, humidity remains relatively stable, slightly decreasing from 68% in October to 66% in November. For more detailed insights on November weather, you can check out Belem weather in November.

In October, the weather generally features a warm climate with average temperatures around 25°C (78°F) and maximums reaching up to 32°C (90°F). The month sees an average of 25 mm (1.0 in) of precipitation spread over about 10 days, accompanied by a humidity level of 68%. In contrast, December is slightly warmer, with an average temperature of 26°C (79°F) and higher maximums of 33°C (91°F). However, it experiences increased rainfall, totaling 38 mm (1.5 in) over approximately 15 days, and a slightly higher humidity level of 70%. For more detailed information on the December climate, check Belem weather in December.

Compare Belem's Climate with Cities Worldwide

Conclusion: What to Expect From October Weather in Belem

In October, Belém experiences a distinct character in its weather as it transitions into the hotter, more humid months. With average temperatures hovering around a pleasant 25°C (78°F), this month offers a sweet balance between warmth and refreshment. Although the chance of rain increases with about 10 days of precipitation, the overall rainfall remains relatively light at 25 mm (1.0 in). This unique combination of moderate warmth and humidity at 68% sets October apart from the dryer and cooler months, paving the way for vibrant, lush landscapes that beckon exploration. For a deeper dive into what to expect from Belém's weather throughout the year, visit Belem Climate.