October Weather in Curitiba, Brazil

Last updated: August 21, 2025

In October, Curitiba, Brazil experiences a diverse climate, with maximum temperatures soaring up to 33°C (92°F) and an average of 18°C (64°F), while nighttime lows can drop to a crisp 8°C (46°F). This month sees significant precipitation, totaling 153 mm (6.0 in) and spread across about 16 days, contributing to the city's lush greenery. The humidity level hovers around 71%, creating a vibrant yet humid atmosphere that characterizes the transition into the warmer months. Visitors and locals alike can enjoy the dynamic weather, making it an intriguing time to explore Curitiba's many attractions.

October Temperature in Curitiba

In October, Curitiba experiences a refreshing transition into spring, showcasing a delightful array of temperatures. With a minimum of 8°C (46°F) and a maximum reaching a warm 33°C (92°F), the city enjoys an average temperature of 18°C (64°F). This month marks a gradual rise in warmth compared to the previous months, reflecting a shift away from the cooler autumn chill. Notably, October's temperatures present a balance between the lingering coolness of winter and the approaching summer heat, making it an ideal time for outdoor activities as the city bursts into bloom. With days becoming pleasantly warmer, residents and visitors alike can relish the vibrant atmosphere and prepare for the summer months ahead.

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

The chart illustrates October temperature patterns in Curitiba, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Curitiba, 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).
JanFebMarAprMayJunJulAugSepOctNovDec706969646059575863646568
Data source: Temperature data for Curitiba 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 Curitiba

In October, Curitiba experiences a significant uptick in precipitation, with 153 mm (6.0 in) of rainfall spread over approximately 16 days. This marks a compelling return to wetter conditions following the drier winter months, as the city moves from the low of 33 mm (1.3 in) in July. The increased rainfall often brings lush greenery and revitalizes the local environment ahead of the rainy season that peaks towards the end of the year. This trend emphasizes October as a transition month, where the city shifts from the grip of winter dryness to the vibrant embrace of spring, setting the stage for a more humid November and December, characterized by frequent downpours and lush landscapes.

October Precipitation Trends in Curitiba

The chart displays monthly precipitation patterns in Curitiba, 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 Curitiba, October typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec167137118678999337881153107158
Data source: Precipitation data for October generated using information from the Copernicus Climate Change Service.
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October Humidity in Curitiba

As October arrives in Curitiba, Brazil, residents experience a decline in humidity, dropping to 71%. This marks a noticeable shift compared to the higher humidity levels seen earlier in the year, particularly in the lush summer months of January and February, where humidity hovers around 89% and 86%. As the seasons transition, October's humidity continues the downward trend from September's 73%, offering a breath of fresh air before conditions become more humid again in November. This seasonal fluctuation not only impacts daily comfort but also highlights Curitiba's diverse climate throughout the year, making October a particularly pleasant time for outdoor activities.

October Average Humidity in Curitiba

This chart illustrates the average monthly humidity levels in Curitiba, 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 Curitiba is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec89%86%87%85%85%83%78%73%73%71%83%87%
Data source: Humidity data for October generated using information from the Copernicus Climate Change Service.

October UV Index in Curitiba

In October, Curitiba, Brazil, experiences a notable increase in UV exposure, with the UV Index reaching 13, dipping into the extreme category that demands caution. This is a continuation of the high levels observed in September, while the city sees a slight escalation compared to the more moderate months of June and July. At a burn time of just 10 minutes, sun protection becomes vital as residents and visitors navigate the outdoors. This trend highlights the importance of being vigilant against UV radiation, a theme that persists from the peak summer months through the end of the year. As we approach November, the Index remains high at 15, reinforcing the need for protective measures. For more detailed information, visit Curitiba UV Index.

Maximum UV Index Levels in Curitiba for October

The chart shows the monthly maximum UV Index (UVI) for Curitiba 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 Curitiba typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec15151311866911131515
Data source: Curitiba 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 Curitiba

In October, Curitiba, Brazil enjoys a delightful average of 222 hours of sunshine, marking a transition into the warmer months. While this number is lower than the brilliant sunshine experienced in March and November, it still offers a comfortable glow that brightens the city's vibrant atmosphere. As the year progresses, the gradual increase in daylight hours from the shorter, cloudier months of June (211 hours) and May (239 hours) sets the stage for a lively spring awakening. With nature in full display and favorable weather, October is a month where the city’s beauty shines as brightly as the sunshine itself, inviting both locals and visitors to revel in its charm.

Monthly Sunshine Duration in Curitiba: October Highlighted

The October sunshine duration represents the total number of hours Curitiba 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.
JanFebMarAprMayJunJulAugSepOctNovDec229h272h283h260h239h211h267h241h247h222h281h300h
Data source: Curitiba October Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Curitiba During October

In Curitiba, Brazil, October presents a challenging forecast for sun lovers, with only a 9% chance of sunny days. This marks a notable dip compared to the brighter prospects of the preceding months, particularly July, which boasts an impressive 48% chance of sunshine. As the year progresses from the sunniest winter into the spring blossoms of October, the likelihood of clear skies takes a downturn. This trend reflects a transition into a wetter season, where sunshine becomes a more elusive companion compared to the more temperate months of late summer and early autumn. If you're planning outdoor activities during this period, it's wise to have a backup plan for overcast skies!

Percentage of Sunny Days in October in Curitiba

The chart illustrates the percentage of sunny days in Curitiba 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 Curitiba experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec10%33%24%25%37%28%48%34%25%9%21%25%
Data source: Curitiba October chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Curitiba in October

As October arrives in Curitiba, Brazil, residents enjoy a refreshing 12 hours of daylight, marking a notable transition as spring unfolds. Following the shorter days of winter, which hovered around 10 hours, October's increase in daylight is part of a gentle upward trend that continues into the summer months. This gradual shift from March to May reveals a steady decline in daylight as autumn approaches, but by September, the days start to elongate once more, paving the way for brighter months ahead. As daylight returns, the vibrant energy of October invites both locals and visitors to bask in the beauty of the season, making the most of each golden hour.

Average Daylight Hours in Curitiba for October

The chart illustrates the variation in daylight duration in Curitiba throughout the year, with October highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec13h 30m12h 55m12h 11m11h 27m10h 51m10h 33m10h 43m11h 14m11h 56m12h 41m13h 20m13h 40m
Data source: Curitiba daylight hours, calculated by summing the hours between sunrise and sunset for each day.

October Winds in Curitiba

As October rolls into Curitiba, the city experiences a noticeable uptick in wind activity, with average wind speeds reaching 3.3 m/s (7 mph). This slight increase from the previous months suggests a shift in the seasonal breezes, as the city transitions from the milder winds of March and April, which linger around 2.7 m/s (6 mph), to more brisk autumn gusts. Interestingly, October’s winds are notably stronger than those in the earlier months of the year, particularly March, which recorded the lightest average at 2.3 m/s (5 mph). This trend highlights a rejuvenating energy in the air, setting an invigorating tone for the month ahead as the landscape prepares for the vibrant changes of fall.

Average October Wind Speed in Curitiba

The chart displays monthly wind speed patterns in Curitiba, 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.
JanFebMarAprMayJunJulAugSepOctNovDec3.22.72.32.72.62.72.73.03.03.3 m/s3.13.0
Data source: Curitiba October wind data, generated using information from the Copernicus Climate Change Service.

How October Weather in Curitiba Compares to Other Months

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

In October, the weather features a minimum temperature of 8°C (46°F) and an average of 18°C (64°F), with highs reaching up to 33°C (92°F). This month experiences about 153 mm (6.0 in) of precipitation over 16 days, accompanied by a humidity level of 71%. In contrast, January is slightly warmer, with a minimum temperature of 13°C (56°F), an average of 21°C (70°F), and similar maximums of 33°C (91°F). However, it sees a bit more rainfall, with 167 mm (6.6 in) distributed across 21 days, leading to higher humidity at 89%. This shift highlights a transition from moderately warm October days to the more humid and wetter conditions typical of January. For more detailed information about January weather, visit Curitiba weather in January.

October and February offer distinct weather patterns, with October experiencing a broader temperature range, showcasing minimums of 8°C (46°F) and maximums reaching up to 33°C (92°F). In contrast, February maintains a milder range, with minimums at 11°C (51°F) and maximums peaking at 32°C (90°F). While October sees an average precipitation of 153 mm (6.0 in) over 16 days, February has slightly less rain, totaling 137 mm (5.4 in) but spread over 19 days, contributing to higher humidity levels at 86% compared to October's 71%. For more about the weather in February, you can check Curitiba weather in February.

In October, the weather features a broader temperature range, with minimums around 8°C (46°F) and maximums reaching up to 33°C (92°F), whereas in March, the temperatures are slightly warmer, ranging from a minimum of 12°C (54°F) to a maximum of 31°C (87°F). Precipitation in October is higher at 153 mm (6.0 in) over 16 days, compared to March’s 118 mm (4.7 in) over 22 days, indicating more frequent rainfall in March despite the lower total precipitation. Additionally, March experiences higher humidity levels at 87%, compared to October’s 71%, contributing to a more humid atmosphere during the early spring months. For a detailed look at March weather trends, visit Curitiba weather in March.

October and April offer contrasting yet mild weather conditions. In October, temperatures range from a minimum of 8°C (46°F) to a maximum of 33°C (92°F), with an average of 18°C (64°F). The month experiences significant rainfall, with 153 mm (6.0 in) falling over 16 days, and humidity levels around 71%. In contrast, April has slightly cooler temperatures, with a minimum of 6°C (42°F) and a maximum of 28°C (83°F), maintaining the same average temperature of 18°C (64°F) as October. Precipitation drops notably to 67 mm (2.6 in) across 11 days, though humidity remains high at 85%. For more detailed information, you can check out Curitiba weather in April.

In the transition from May to October, the weather experiences notable changes. October brings warmer temperatures, with a minimum of 8°C (46°F) and an average of 18°C (64°F), compared to May's cooler minimum of 2°C (36°F) and an average of 16°C (60°F). October can see maximum temperatures soar up to 33°C (92°F), while May peaks at a more moderate 28°C (82°F). Additionally, October experiences significantly more precipitation, with 153 mm (6.0 in) falling over 16 days, compared to May's 89 mm (3.5 in) over just 10 days. Humidity levels are slightly lower in October at 71%, while May is more humid at 84%. For more details on May's weather patterns, you can check Curitiba weather in May.

When comparing the weather in October and June, October tends to be significantly warmer, with average temperatures ranging from a low of 8°C (46°F) to a high of 33°C (92°F), as opposed to June's milder range of 1°C (34°F) to 26°C (78°F). Additionally, October experiences more precipitation, with 153 mm (6.0 in) over 16 days, compared to June's 99 mm (3.9 in) over just 10 days. Humidity levels are also slightly lower in October at 71%, while June maintains a higher humidity at 83%. For more detailed weather information specifically for June, you can visit Curitiba weather in June.

October and July exhibit distinct weather patterns that reflect the transition from winter to spring in Curitiba. In October, temperatures range from a cool 8°C (46°F) at night to a warm 33°C (92°F) during the day, with an average of 18°C (64°F). This month also brings higher precipitation levels of 153 mm (6.0 in) over 16 days, contributing to a humidity level of 71%. In contrast, July sees much cooler temperatures, with nighttime lows dropping to -3°C (27°F) and daytime highs peaking at 26°C (79°F), averaging around 14°C (57°F). This cooler month experiences significantly less rainfall, with only 33 mm (1.3 in) over 5 days, and a slightly higher humidity of 78%. For those seeking specific details on July conditions, check out Curitiba weather in July.

In comparing the weather of October and August, October presents a wider temperature range, with temperatures peaking at 33°C (92°F) and averaging around 18°C (64°F), making it generally warmer than August, which sees a maximum of 29°C (85°F) and an average of 14°C (58°F). Additionally, October experiences significantly more precipitation, with 153 mm (6.0 in) over 16 days, compared to August’s 78 mm (3.1 in) spread over just 7 days. Humidity levels are quite similar, averaging 71% in October and 73% in August. For more specific insights into August weather patterns, you can refer to Curitiba weather in August.

In comparing the weather of October and September, October shows a notable increase in temperature, with minimums at 8°C (46°F) and maximums reaching 33°C (92°F), compared to September's min of 6°C (42°F) and max of 31°C (88°F). The average temperature in October is slightly higher at 18°C (64°F), while September maintains an average of 17°C (63°F). Precipitation also sees a significant rise in October, recording 153 mm (6.0 in) over 16 days, contrasting sharply with September's 81 mm (3.2 in) over just 8 days. Despite the slight decrease in humidity from September’s 73% to October’s 71%, it’s clear that October is both warmer and wetter than its predecessor. For more detailed insights, check out Curitiba weather in September.

October and November in Curitiba exhibit some notable similarities and differences in weather patterns. Both months feature a minimum temperature that remains consistent at around 8°C (46°F), with average temperatures slightly rising in November to 18°C (65°F). However, while October boasts a maximum temperature reaching up to 33°C (92°F), November sees a decrease, with highs peaking at 31°C (88°F).

Precipitation also varies between the two months; October receives more rainfall at 153 mm (6.0 in) over 16 days, while November records a total of 107 mm (4.2 in) across 17 days. Humidity levels also increase in November, climbing to 83%, compared to October's 71%. For more detailed insights into the weather for November, you can visit Curitiba weather in November.

In October, the weather showcases a wider temperature range, with minimums dipping to 8°C (46°F) and maximums reaching up to 33°C (92°F). The month is characterized by an average temperature of 18°C (64°F) and experiences 153 mm (6.0 in) of precipitation over 16 rainy days, resulting in a humidity level of 71%.

In contrast, December sees slightly warmer nights with a minimum temperature of 11°C (51°F) and a more consistent average of 20°C (68°F). The maximum temperature remains comparable at 31°C (89°F), but the month experiences a slight increase in precipitation to 158 mm (6.2 in) across 21 days, contributing to higher humidity levels at 87%. For more detailed insights into December's weather patterns, check out Curitiba weather in December.

Compare Curitiba's Climate with Cities Worldwide

Conclusion: What to Expect From October Weather in Curitiba

As October unfolds in Curitiba, the weather begins to shift away from the cooler months, offering a blend of warm days and crisp evenings. With an average temperature of 18°C (64°F), residents experience a pleasant balance between the heat of the day and the chill of the night, where lows can dip to around 8°C (46°F). This month is characterized by increased humidity levels at 71% and notable precipitation, with rainfall occurring on about 16 days. Compared to the more stable conditions of previous months, October brings a refreshing transition, making it a perfect time to enjoy the lush scenery and vibrant outdoor activities. For a deeper dive into the overall weather patterns, visit Curitiba Climate.