August Weather in Itajai, Brazil

Last updated: August 21, 2025

In Itajaí, Brazil, August brings a mild climate that features a maximum temperature of 27°C (80°F) and an average of 17°C (62°F), providing a comfortable environment for outdoor activities. However, nights can be cool, with temperatures dropping to a minimum of 6°C (43°F). Rainfall is common during this month, with a total of 71 mm (2.8 in) spread over 10 days, contributing to the region's lush greenery. The humidity level hovers around an inviting 79%, enhancing the tropical feel while making it essential to stay hydrated. Whether you’re exploring the vibrant city or enjoying the scenic coastline, August in Itajaí offers a delightful mix of warm and refreshing weather.

August Temperature in Itajai

In Itajai, Brazil, August brings a subtle transition in temperatures, with minimums dipping to 6°C (43°F) and averages sitting at a cool 17°C (62°F). The month echoes the chilliness of July, yet a slight increase in the maximum temperature to 27°C (80°F) hints at the forthcoming spring warmth. As winter wanes, the refreshing climate of August provides a pleasant respite, perfect for outdoor activities, while still holding onto the freshness of the cold season. This gradual rise invites both locals and visitors to embrace the comforting embrace of mild temperatures before the vibrant heat of spring takes center stage.

August Weather in Itajai: Daily Temperature Highs, Lows, and Averages

The chart illustrates August temperature patterns in Itajai, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Itajai, August 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).
JanFebMarAprMayJunJulAugSepOctNovDec767574716663616266687073
Data source: Temperature data for Itajai 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.

August Precipitation in Itajai

August in Itajaí, Brazil, marks a subtle transition in the precipitation pattern, with 71 mm (2.8 in) of rainfall spread over an average of 10 days. This month sees a slight increase from the drier spell of July, which recorded just 49 mm (1.9 in), but remains significantly lower than the mid-year peaks in January and February. As the winter cold recedes, August serves as a bridge to wetter months ahead, heralding a return to more frequent rain. The reduced precipitation days suggest a calmer weather pattern, yet the incremental increase as the season shifts indicates that Itajaians should prepare for the resurgence of summer showers in the coming months.

August Precipitation Trends in Itajai

The chart displays monthly precipitation patterns in Itajai, with values for each month alongside August’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how August’s conditions compare to those of other months. In Itajai, August typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec197175156941211285071109149123175
Data source: Precipitation data for August generated using information from the Copernicus Climate Change Service.
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August Humidity in Itajai

In Itajaí, Brazil, August marks a subtle shift in humidity levels as the peak summer months draw to a close. With an average humidity of 79%, August is the least humid month of the year, showcasing a gradual decrease from the higher levels seen in July (80%). This slight dip continues the trend of fluctuating humidity that characterizes the region throughout the year. While the humidity remains relatively high compared to other climates, it is notably lower than the oppressive figures of January (86%) and December (88%). As the days progress towards spring, September sees a rebound to 82%, indicating that while August offers a brief respite, the characteristic moisture of Itajai is never too far away.

August Average Humidity in Itajai

This chart illustrates the average monthly humidity levels in Itajai, with August’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In August, average humidity in Itajai is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec86%83%85%85%86%85%80%79%82%82%86%88%
Data source: Humidity data for August generated using information from the Copernicus Climate Change Service.

August UV Index in Itajai

As summer wanes in August, Itajai experiences a UV Index of 8, placing it in the very high exposure category with a burn time of just 15 minutes. This marks a slight increase from the moderate levels observed in June and July, indicating a trend of rising UV intensity as the months progress towards the peak of the UV season. Notably, the transition from May's high index of 7 to August's values suggests a renewed need for sun protection as outdoor activities ramp up. As you enjoy the stunning beaches and vibrant culture of Itajai, remember to stay vigilant against harmful UV rays. For more detailed information on the UV Index in Itajai, visit Itajai UV Index.

Maximum UV Index Levels in Itajai for August

The chart shows the monthly maximum UV Index (UVI) for Itajai in August, 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 August, the maximum UV index in Itajai typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec15141210755810121415
Data source: Itajai August 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.

August Sunshine in Itajai

In Itajai, Brazil, the month of August boasts 247 hours of sunshine, representing a delightful mid-point in the year. Although slightly less than the sunny peak hours of March at 299 hours, it holds its ground as a bright finish to winter. This month showcases a gradual recovery from the cooler, cloudier days of June, which recorded only 220 hours of sunshine, while still trailing behind the vibrant luminosity of November and December that bask in overwhelming sunlight with 298 and 323 hours, respectively. Overall, August serves as a lovely transition, reminding residents and visitors alike of the warm, sun-drenched days that lie ahead.

Monthly Sunshine Duration in Itajai: August Highlighted

The August sunshine duration represents the total number of hours Itajai experiences direct sunlight during the month of August, excluding cloudy or obstructed periods. This chart compares the sunshine duration of August with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec242h292h299h279h246h220h263h247h241h248h298h323h
Data source: Itajai August Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Itajai During August

In August, Itajai experiences a 29% chance of sunny weather, reflecting a dip from the higher optimism seen in July, which boasts a 55% likelihood of sunshine. This gradual decline as winter draws to a close is part of a broader trend, where the chances of sun fluctuate significantly throughout the year. While many months like February and April offer glimpses of hope with 49% and 47% chances respectively, August's weather can often feel more subdued, as spring approaches with lower probabilities. Overall, while beach days in August may be less certain, the seasonal shift hints at sunnier prospects just around the corner.

Percentage of Sunny Days in August in Itajai

The chart illustrates the percentage of sunny days in Itajai throughout the year, with August 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 Itajai experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec17%49%30%47%48%34%55%29%24%14%27%36%
Data source: Itajai August chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Itajai in August

In August, Itajai, Brazil experiences a slight increase in daylight, with approximately 11 hours of sunlight, a welcome shift after the consistent ten hours seen during the winter months of June and July. This gradual return of longer days signals the approach of spring, as daylight duration begins to rise again, coaxing nature back into vibrant life. Following this upward trend, the city will enjoy 11 hours of daylight again in September, before blossoming into brighter months ahead, peaking at 13 hours in both November and December. The transition from winter to spring is marked not just by increasing daylight but also by the excitement of seasonal change in this beautiful coastal city.

Average Daylight Hours in Itajai for August

The chart illustrates the variation in daylight duration in Itajai throughout the year, with August highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec13h 36m12h 59m12h 12m11h 24m10h 45m10h 27m10h 37m11h 11m11h 56m12h 44m13h 26m13h 47m
Data source: Itajai daylight hours, calculated by summing the hours between sunrise and sunset for each day.

August Winds in Itajai

In August, Itajaí experiences a gentle breeze with an average wind speed of 2.4 m/s (5 mph), making it one of the calmer months of the year. As we transition from the mid-year mark, the winds begin to lose some of their earlier vigor, having peaked in October and November at 3.3 m/s (7 mph), which brings a refreshing change after the humid summer months. The wind patterns show a gradual decline from the stronger winds of early winter, suggesting a shift towards a more serene coastal atmosphere. By the time we reach the end of the year, the winds tend to stabilize, contributing to Itajaí's balmy and inviting environment—a perfect backdrop for beachgoers and nature enthusiasts alike.

Average August Wind Speed in Itajai

The chart displays monthly wind speed patterns in Itajai, with values for each month shown alongside August's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how August's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec3.12.72.42.92.72.92.52.4 m/s2.83.33.33.3
Data source: Itajai August wind data, generated using information from the Copernicus Climate Change Service.

How August Weather in Itajai Compares to Other Months

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

August and January present stark contrasts in weather. In August, temperatures range from a cool minimum of 6°C (43°F) to a comfortable average of 17°C (62°F), peaking at a maximum of 27°C (80°F). The month experiences notable precipitation with 71 mm (2.8 in) over approximately 10 days, accompanied by humidity at 79%. Conversely, January brings warmer conditions, with temperatures ranging from a minimum of 19°C (66°F) to an average of 25°C (77°F) and reaching a high of 34°C (93°F). Rainfall is significantly higher in January, with 197 mm (7.7 in) spread across about 20 days, and humidity increases slightly to 86%. These differences highlight how August is cooler and less humid compared to the warmer, wetter January. For more details, check Itajai weather in January.

When comparing the weather in August and February, it's clear that February tends to be warmer and wetter. In February, temperatures range from a minimum of 16°C (61°F) to a maximum of 34°C (93°F), with an average of 24°C (76°F). In contrast, August experiences cooler temperatures, with a minimum of 6°C (43°F) and a maximum of 27°C (80°F), averaging around 17°C (62°F). Additionally, February receives much more precipitation, totaling 175 mm (6.9 in) over 19 days, compared to August's 71 mm (2.8 in) across 10 days. Both months have high humidity, with February at 83% and August at 79%. For more detailed information, you can check Itajai weather in February.

In comparing the weather between August and March, August tends to be cooler, with average temperatures ranging from a minimum of 6°C (43°F) to a maximum of 27°C (80°F). The month experiences notable precipitation, with 71 mm (2.8 in) over about 10 days and a humidity level of 79%. In contrast, March brings significantly warmer conditions, with average temperatures between 18°C (64°F) and 31°C (88°F). March also sees higher precipitation levels of 156 mm (6.1 in) spread across 22 days, coupled with slightly higher humidity at 85%. For more detailed information on March weather, you can visit Itajai weather in March.

When comparing the weather in August and April, we notice several key differences. August tends to be cooler, with average temperatures ranging from a minimum of 6°C (43°F) to a maximum of 27°C (80°F), while April features warmer conditions, with temperatures ranging from a minimum of 12°C (55°F) to a maximum of 29°C (84°F). Additionally, April experiences higher precipitation levels at 94 mm (3.7 in) over 15 days compared to August's 71 mm (2.8 in) over 10 days. Humidity is slightly higher in April at 85%, versus 79% in August. For more detailed information on April weather in Itajai, you can visit Itajai weather in April.

In comparing the weather of August and May, we see some notable differences. August tends to be cooler, with average temperatures ranging from a minimum of 6°C (43°F) to a maximum of 27°C (80°F), while May enjoys slightly warmer conditions, with temperatures ranging from 9°C (49°F) to 29°C (84°F). Additionally, May experiences higher precipitation levels at 121 mm (4.8 in) over 14 days, compared to August's 71 mm (2.8 in) over 10 days. Humidity is also higher in May, sitting at 86%, versus 79% in August. For a more detailed look at May weather, you can explore Itajai weather in May.

When comparing the weather in August and June, both months experience similar average temperatures, hovering around 17°C (62°F). However, August tends to be slightly warmer with a maximum of 27°C (80°F) compared to June's peak of 26°C (80°F). In terms of precipitation, June is noticeably wetter, receiving 128 mm (5.1 in) over 11 days, while August has less rainfall at 71 mm (2.8 in) over 10 days. Additionally, humidity levels are higher in June at 85% compared to 79% in August. For more detailed insights on June weather, visit Itajai weather in June.

In comparing the weather of July and August, both months experience similar maximum temperatures, peaking at 27°C (80°F). However, August sees a slight increase in average temperature, rising to 17°C (62°F) from July's average of 16°C (61°F). July is characterized by slightly cooler minimum temperatures, down to 4°C (40°F), compared to August's 6°C (43°F). Precipitation also varies; August has more rainfall, recording 71 mm (2.8 in) over 10 days, versus July's 49 mm (1.9 in) over 7 days. Humidity levels remain relatively stable, with August at 79% and July at 80%. For more detailed information, you can check Itajai weather in July.

August and September exhibit notable differences in weather patterns. August typically experiences a temperature range from a minimum of 6°C (43°F) to a maximum of 27°C (80°F), with an average of 17°C (62°F). In contrast, September sees slightly warmer temperatures, with a minimum of 10°C (51°F) and a maximum of 26°C (79°F), averaging 19°C (66°F).

Precipitation also increases in September, totaling 109 mm (4.3 in) over 13 days, compared to 71 mm (2.8 in) over 10 days in August. Humidity remains relatively high in both months, with September just edging out August at 82% versus 79%. For more detailed information, you can check Itajai weather in September.

August and October present distinct weather patterns. In August, temperatures range from a minimum of 6°C (43°F) to a maximum of 27°C (80°F), with an average of 17°C (62°F), and the month experiences about 71 mm (2.8 in) of precipitation over 10 days at a humidity level of 79%. In contrast, October sees milder conditions, with temperatures ranging from a minimum of 13°C (55°F) to a maximum of 30°C (87°F), averaging 20°C (68°F). However, it also has a increase in precipitation, totaling 149 mm (5.9 in) over 18 days, coupled with a slightly higher humidity of 82%. For those interested in more specifics, you can visit Itajai weather in October.

August and November present distinct weather characteristics. In August, temperatures range from a minimum of 6°C (43°F) to a maximum of 27°C (80°F), with an average of 17°C (62°F). This month receives about 71 mm (2.8 in) of precipitation over approximately 10 days, with humidity levels around 79%. In contrast, November sees a warmer climate, featuring a minimum of 13°C (56°F) and a maximum of 30°C (86°F), with an average temperature of 21°C (70°F). Precipitation increases significantly to 123 mm (4.8 in) over 19 days, accompanied by higher humidity of 86%. For more insights into November's weather, you can explore Itajai weather in November.

In comparing the weather between August and December, it's clear that December experiences significantly warmer temperatures, with averages ranging from a minimum of 14°C (58°F) to a maximum of 31°C (88°F), compared to August's cooler temperatures, which range from 6°C (43°F) to 27°C (80°F). Additionally, December sees much higher precipitation, with 175 mm (6.9 in) over 21 days, while August has only 71 mm (2.8 in) across 10 days. The humidity also increases in December, reaching 88% compared to August's 79%. For more detailed information, you can visit Itajai weather in December.

Compare Itajai's Climate with Cities Worldwide

Conclusion: What to Expect From August Weather in Itajai

August in Itajai presents a distinct shift in weather as the region transitions from the cooler winter months towards the more temperate spring. With an average temperature hovering around a mild 17°C, the days are characterized by comfortable warmth, making it ideal for outdoor activities. However, this month is not without its share of moisture; a total of 71 mm of rain over about 10 days contributes to a notable humidity level of 79%. This blend of moderate temperatures and precipitation sets August apart from both the sweltering heat of the summer and the chill of winter. For a deeper understanding of the climate dynamics throughout the year, explore Itajai Climate.