October Weather in Serra Negra, Brazil

Last updated: August 21, 2025

Experience the captivating October weather of Serra Negra, Brazil, where temperatures soar with a maximum of 37°C (100°F) and a cozy average of 23°C (74°F). Nights can bring a refreshing chill, dropping to a minimum of 13°C (56°F). With 119 mm (4.7 in) of rainfall spread over 13 days, the month showcases a delightful blend of sun and occasional showers, all set against a backdrop of 50% humidity. Embrace the vibrant atmosphere as Serra Negra transitions between warm sunny days and cooler nights, perfect for exploration and relaxation alike!

October Temperature in Serra Negra

In October, Serra Negra, Brazil, experiences a delightful transition in temperatures, with a minimum of 13°C (56°F) and a maximum soaring to 37°C (100°F). This month showcases an average temperature of 23°C (74°F), mirroring the mild conditions of April and November but edging closer to the heat typical of February and September. As the chill of winter recedes, this warming trend invites residents and visitors alike to bask in the sunshine, making October a perfect time to explore outdoor activities and savor the beautiful landscapes. With temperatures on the rise, the region stands in stark contrast to the cooler months preceding it, ensuring a pleasant and inviting climate for all.

October Weather in Serra Negra: Daily Temperature Highs, Lows, and Averages

The chart illustrates October temperature patterns in Serra Negra, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Serra Negra, 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).
JanFebMarAprMayJunJulAugSepOctNovDec757575716766646774747375
Data source: Temperature data for Serra Negra 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 Serra Negra

In October, Serra Negra experiences a notable increase in precipitation, accumulating 119 mm (4.7 in) of rainfall over 13 days. This represents a substantial rise compared to the drier months of June and July, where precipitation is minimal. October's rainfall begins the transition into the heavier precipitation seen in the following months, setting the stage for November's average of 146 mm (5.8 in). The frequency of rainy days also indicates a shift, as October's 13 wet days contribute to the region's lush landscapes, contrasting sharply with the dry spells earlier in the year. As the month progresses, the blend of moderate rain and warm temperatures fosters a vibrant environment, enriching the natural beauty of Serra Negra.

October Precipitation Trends in Serra Negra

The chart displays monthly precipitation patterns in Serra Negra, 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 Serra Negra, October typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec198167111514423104140119146162
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Serra Negra

October marks a notable shift in the humidity levels in Serra Negra, Brazil, as the average dips to a refreshing 50%. This month stands out as a transition point, following the relatively high humidity levels of September at 58%. The gradual decline from a sultry 88% in January to a comfortable 50% in October showcases the region's distinct seasonal pattern, characterized by increasingly drier air as the year progresses. As the vibrant spring unfolds, residents and visitors alike can enjoy the pleasant climate, making October a delightful time to experience the natural beauty of Serra Negra.

October Average Humidity in Serra Negra

This chart illustrates the average monthly humidity levels in Serra Negra, 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 Serra Negra is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec88%88%88%84%79%77%72%65%58%50%75%80%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Serra Negra

In October, Serra Negra, Brazil, experiences a notably high UV Index of 14, categorizing it as extreme and necessitating a burn time of just 10 minutes. This month showcases a continuation of the trend seen throughout the spring and summer, with consistently elevated UV levels persisting since January, where the index peaked at 16. Following a slight dip in the cooler winter months, October's UV readings rise again, doubling down on the importance of sun protection as the weather warms. Visitors and locals alike should be mindful of the potential for skin damage, making effective sun safety practices essential. For detailed UV information, explore the Serra Negra UV Index.

Maximum UV Index Levels in Serra Negra for October

The chart shows the monthly maximum UV Index (UVI) for Serra Negra 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 Serra Negra typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec161613118681012141516
Data source: Serra Negra 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 Serra Negra

In October, Serra Negra enjoys a delightful 299 hours of sunshine, continuing its trend of abundant sunlight as the year progresses. While it sees a slight dip from the sun-soaked months of September, which boasts 310 hours, October's luminosity still marks a significant bright spot in the annual cycle. As the year unfolds, this lovely Brazilian town consistently showcases a remarkable blend of sunshine, with March and December leading the way, reaching peaks of 319 and 318 hours respectively. Overall, October's weather is emblematic of the region's warm and inviting charm, making it an ideal time for visitors to bask in the sunshine and embrace the vibrant atmosphere of Serra Negra.

Monthly Sunshine Duration in Serra Negra: October Highlighted

The October sunshine duration represents the total number of hours Serra Negra 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.
JanFebMarAprMayJunJulAugSepOctNovDec237h279h319h304h296h284h313h303h310h299h306h318h
Data source: Serra Negra October Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Serra Negra During October

In Serra Negra, Brazil, October brings a moderate likelihood of sunny weather, with a 32% chance of sunshine. This figure marks a notable drop from the peak of 73% in July and remains below the vibrant 61% in April and 59% in May. As the rainy season approaches, the sunshine potential begins to wane slightly, contrasting sharply with February and March, which enjoy sunnier skies. Despite the decline, October still offers glimpses of clear weather amidst the transitioning season, making it a time of change as the region prepares for the impending rain.

Percentage of Sunny Days in October in Serra Negra

The chart illustrates the percentage of sunny days in Serra Negra 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 Serra Negra experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec16%46%48%61%59%60%74%71%64%32%42%48%
Data source: Serra Negra October chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Serra Negra in October

In October, Serra Negra, Brazil, experiences a delightful 12 hours of daylight, marking a transition as the daylight begins to lengthen after the shorter days of winter. This pattern reflects a gradual increase in light as the year progresses from the depths of June and July, which see only 10 hours of daylight. Following this period, both August and September enjoy a resurgence to 11 hours, paving the way for October’s brightening skies. As the year draws to a close toward November and December, the daylight reaches its peak at 13 hours, offering residents and visitors alike ample time to bask in the beauty of Serra Negra’s abundant landscapes. This rhythmic ebb and flow of daylight creates a unique seasonal experience for all who cherish the region's vibrant outdoor life.

Average Daylight Hours in Serra Negra for October

The chart illustrates the variation in daylight duration in Serra Negra throughout the year, with October highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec13h 19m12h 49m12h 10m11h 32m11h10h 45m10h 53m11h 21m11h 58m12h 37m13h 11m13h 29m
Data source: Serra Negra daylight hours, calculated by summing the hours between sunrise and sunset for each day.

October Winds in Serra Negra

In October, Serra Negra experiences a gentle breeze, with average wind speeds hovering around 2.5 m/s (6 mph). This marks a slight decrease from September's peak of 2.7 m/s, but it remains consistent with the winds of November. Notably, October showcases a trend of increasing winds as the year progresses, especially from August onward, where the winds began to gain momentum from 2.5 m/s to the season's highest. The transition into spring brings a delightful mix of crisp air and vibrant scenery, making it an ideal time for outdoor adventures in this picturesque Brazilian locale.

Average October Wind Speed in Serra Negra

The chart displays monthly wind speed patterns in Serra Negra, 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.
JanFebMarAprMayJunJulAugSepOctNovDec1.91.91.72.21.92.02.22.52.72.5 m/s2.62.4
Data source: Serra Negra October wind data, generated using information from the Copernicus Climate Change Service.

How October Weather in Serra Negra Compares to Other Months

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

October and January showcase distinct weather characteristics. In October, temperatures range from a minimum of 13°C (56°F) to a maximum of 37°C (100°F), with an average of 23°C (74°F). The month experiences about 119 mm (4.7 in) of precipitation over approximately 13 days, accompanied by a moderate humidity level of 50%. In contrast, January brings slightly warmer temperatures, ranging from a minimum of 15°C (60°F) to a maximum of 35°C (96°F), with an average of 24°C (76°F). This month sees increased rainfall, totaling 198 mm (7.8 in) over around 17 days, and significantly higher humidity at 88%. For more details on January's conditions, you can visit Serra Negra weather in January.

October and February in Serra Negra present distinct weather patterns. In October, temperatures range from a minimum of 13°C (56°F) to a maximum of 37°C (100°F), with an average of 23°C (74°F). The month experiences about 119 mm (4.7 in) of precipitation over 13 days, accompanied by a relatively comfortable humidity level of 50%. In contrast, February is warmer, with minimum temperatures of 16°C (61°F) and a maximum of 36°C (97°F), averaging 24°C (75°F). This month sees a higher precipitation level of 167 mm (6.6 in) spread over 15 days, along with significantly increased humidity at 88%. For a detailed look at February’s weather, visit Serra Negra weather in February.

When comparing the weather in October and March, we see some notable differences. October boasts a broader temperature range with minimums of 13°C (56°F) and maximums reaching up to 37°C (100°F), creating warmer conditions overall with an average temperature of 23°C (74°F). In contrast, March features slightly cooler temperatures, with a minimum of 14°C (58°F) and a maximum of 33°C (92°F), averaging around 24°C (75°F). Precipitation levels are somewhat similar, with October experiencing 119 mm (4.7 in) over 13 days and March receiving 111 mm (4.4 in) over 14 days. However, humidity levels are quite different; October's humidity sits at 50%, while March is notably more humid at 87%. For a more detailed look at March conditions, check out Serra Negra weather in March.

When comparing the weather in October and April, we notice distinct differences in temperature and humidity levels. October experiences warmer average temperatures, with a minimum of 13°C and a maximum of 37°C, while April sees cooler temperatures ranging from a low of 10°C to a high of 32°C. Additionally, October is marked by higher precipitation levels, averaging 119 mm over 13 days, compared to April's 51 mm across just 6 days. Another notable difference is humidity, which is significantly higher in April at 84%, compared to October's 50%. For a detailed look at April weather conditions, check out Serra Negra weather in April.

In October, the weather is significantly warmer with average temperatures ranging from 13°C (56°F) at night to highs of 37°C (100°F) during the day. This month also sees higher precipitation, averaging 119 mm (4.7 in) over about 13 days, contributing to a relatively moderate humidity of 50%. In contrast, May experiences much cooler temperatures, with minimums dropping to 2°C (35°F) and average highs around 30°C (87°F). Additionally, May is characterized by lower precipitation levels of 44 mm (1.7 in) spread over just 4 days, resulting in higher humidity at 79%. For a closer look at the specific weather patterns, you can check out Serra Negra weather in May.

October and June exhibit contrasting weather patterns in terms of temperature and humidity. In October, temperatures range from a minimum of 13°C (56°F) to a scorching maximum of 37°C (100°F), with an average of 23°C (74°F) and significant rainfall of 119 mm (4.7 in) over 13 days. This month also tends to be drier compared to June, which sees milder temperatures ranging from a minimum of 8°C (46°F) to a maximum of 29°C (85°F) and an average of 19°C (66°F). June experiences much higher humidity at 77% and significantly less precipitation, with only 23 mm (0.9 in) over just 4 rainy days. For a more detailed insight, you can check Serra Negra weather in June.

When comparing the weather in October and July, notable differences emerge. October experiences much warmer temperatures, with an average of 23°C (74°F) and highs reaching up to 37°C (100°F), whereas July has a cooler average of 18°C (64°F) with maximum temperatures around 30°C (86°F). Additionally, October is marked by significantly higher precipitation, totaling 119 mm (4.7 in) over 13 days, compared to July's minimal 10 mm (0.4 in) over just one day. Humidity levels also reveal a contrast, with October at 50%, while July is notably more humid at 72%. For more specific data on July weather, you can refer to Serra Negra weather in July.

October's weather is significantly warmer than August, with temperatures ranging from a minimum of 13°C (56°F) to a maximum of 37°C (100°F) and an average of 23°C (74°F). In contrast, August experiences cooler temperatures, with a minimum of 5°C (42°F), a maximum of 32°C (91°F), and an average of 19°C (67°F). Additionally, October sees much more precipitation, with 119 mm (4.7 in) over 13 days, compared to August's lighter rains of 41 mm (1.6 in) over only 5 days. The humidity in October is lower at 50%, compared to the higher 65% experienced in August, making for a distinct difference in comfort levels. For more detailed information on August weather, check out Serra Negra weather in August.

In comparing the weather of October and September, we notice some distinct differences. October experiences slightly warmer temperatures, with a minimum of 13°C (56°F) and a maximum reaching 37°C (100°F), while September ranges from a minimum of 10°C (50°F) to a maximum of 36°C (97°F). Both months share the same average temperature of 23°C (74°F). However, October sees significantly higher precipitation, totaling 119 mm (4.7 in) across 13 rainy days, compared to September's 40 mm (1.6 in) over just 6 days. Additionally, October presents a lower humidity level at 50%, in contrast to September's higher humidity of 58%. For detailed insights into September's weather, check out Serra Negra weather in September.

In October, the weather is characterized by warm temperatures, with a minimum of 13°C (56°F) and a maximum reaching up to 37°C (100°F). The average temperature remains comfortable at 23°C (74°F), accompanied by a lower humidity level of 50%. However, October experiences a notable amount of rainfall, totaling 119 mm (4.7 in) over 13 days.

In contrast, November sees slightly cooler temperatures, with a minimum of 11°C (52°F) and a maximum of 36°C (96°F), while the average temperature remains unchanged at 23°C (74°F). The month also brings increased precipitation, totaling 146 mm (5.8 in) over the same 13 days, but this is coupled with a significant rise in humidity, reaching 75%. For more detailed information, check out Serra Negra weather in November.

In October, the weather typically features warm temperatures with a minimum of 13°C (56°F) and an average of 23°C (74°F), reaching a maximum of 37°C (100°F). While the month experiences a moderate amount of rainfall, totaling 119 mm (4.7 in) over 13 days, the humidity remains relatively lower at 50%.

In contrast, December sees slightly higher temperatures, with a minimum of 14°C (57°F) and an average of 24°C (75°F), while the maximum temperature drops to 34°C (94°F). This month is wetter, receiving 162 mm (6.4 in) of precipitation across 18 days, and the humidity rises significantly to 80%. For a more detailed look at the weather in December, you can visit Serra Negra weather in December.

Compare Serra Negra's Climate with Cities Worldwide

Conclusion: What to Expect From October Weather in Serra Negra

As October arrives in Serra Negra, the weather showcases a marked transition, blending the warmth of late spring with the onset of occasional rainy days. Unlike the cooler winter months, this period sees temperatures soar, providing an inviting climate for outdoor enthusiasts, while the humidity remains relatively moderate. While rainfall becomes more frequent compared to the dry months of July and August, the vibrant green landscapes that emerge from the showers offer a stunning contrast to the warmth. Overall, October is a time of rejuvenation and beauty in Serra Negra, making it an ideal month for visitors. For a deeper understanding of what to expect throughout the year, visit Serra Negra Climate.