March Weather in Porto Seguro, Brazil

Last updated: August 21, 2025

Experience the vibrant March weather in Porto Seguro, Brazil, where the days are marked by warm temperatures averaging 26°C (80°F), with highs reaching up to 31°C (87°F) and the nights offering a comfortable low of 23°C (74°F). However, prepare for an active month with 121 mm (4.8 in) of rain spread over 21 days, contributing to an overall humidity level of 83%. Travelers can expect a tropical ambiance, where the lush surroundings thrive despite the frequent showers, creating a beautiful backdrop for outdoor adventures and beach escapades.

March Temperature in Porto Seguro

In March, Porto Seguro experiences delightful temperatures that perfectly capture the essence of its tropical climate. With a minimum of 23°C (74°F) and a consistent average of 26°C (80°F), the weather remains pleasantly warm throughout the month. The maximum temperature rises to 31°C (87°F), matching the highs of the previous months. This slight uptick in warmth, paired with the stable averages, signals the transition into the latter part of summer, inviting both locals and visitors to enjoy the vibrant outdoor activities and stunning beaches that this coastal paradise has to offer. Overall, March maintains a sweet balance of warmth and comfort, making it an ideal time for sun-seekers and adventurers alike.

March Weather in Porto Seguro: Daily Temperature Highs, Lows, and Averages

The chart illustrates March temperature patterns in Porto Seguro, showcasing daily minimum, maximum, and average temperatures. It highlights the typical range of temperatures throughout the month, providing insights into weather trends. In Porto Seguro, March 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).
JanFebMarAprMayJunJulAugSepOctNovDec798080797675737375777778
Data source: Temperature data for Porto Seguro generated using information from the Copernicus Climate Change Service.
Choose your preferred temperature unit
The average of daily temperatures (24 hours) calculated across all days in the month.

March Precipitation in Porto Seguro

March marks a notable shift in Porto Seguro's precipitation pattern, as the monthly rainfall rises sharply to 121 mm (4.8 in) over 21 days of rain, showcasing a significant increase from the previous months. This surge not only sets the stage for the wetter season ahead but also signals the transition toward the peak of the rainy cycle, leading into April, which sees an even higher average of 130 mm (5.1 in). The consistent rainfall patterns during these months highlight Porto Seguro's tropical climate, where the combination of warm temperatures and increased precipitation fosters lush landscapes and vibrant ecosystems. As the rainy season progresses, residents and visitors alike prepare for the bustling biodiversity that flourishes in this coastal paradise.

March Precipitation Trends in Porto Seguro

The chart displays monthly precipitation patterns in Porto Seguro, with values for each month alongside March’s data, which is highlighted for easy comparison. It shows the amount of precipitation, providing insights into how March’s conditions compare to those of other months. In Porto Seguro, March typically receives around {2} mm ({3} inches) of precipitation spread over approximately {4} days.
JanFebMarAprMayJunJulAugSepOctNovDec48581211301297861655993193210
Data source: Precipitation data for March generated using information from the Copernicus Climate Change Service.
Choose your preferred precipitation unit

March Humidity in Porto Seguro

March marks a significant transition in Porto Seguro, Brazil, as humidity levels climb to 83%, reflecting an upward trend established since January. This increase to March's humidity represents a peak that aligns with the region's warmer climate, which has been progressively building through the first quarter of the year. Interestingly, the trend continues into April, where humidity remains steady at 83%, indicating a sustained tropical ambiance. As the year progresses into the summer months, humidity begins to taper off, signaling a shift toward drier conditions by mid-year. The overall pattern suggests a lively, humid atmosphere in early year months that gradually gives way to a more temperate climate, enhancing Porto Seguro’s charm as a vibrant coastal destination.

March Average Humidity in Porto Seguro

This chart illustrates the average monthly humidity levels in Porto Seguro, with March’s data highlighted for easy comparison. It shows the fluctuation in humidity throughout the year, helping you understand how conditions vary by season. In March, average humidity in Porto Seguro is approximately {2}%, offering insight into how humid the weather typically is during this month.
JanFebMarAprMayJunJulAugSepOctNovDec75%79%83%83%81%78%76%75%73%72%72%72%
Data source: Humidity data for March generated using information from the Copernicus Climate Change Service.

March UV Index in Porto Seguro

In March in Porto Seguro, Brazil, the UV Index holds strong at 14, categorizing it within the extreme exposure level, with a quick burn time of just 10 minutes. This marks a slight decline from the peak UV Index of 15 observed in the previous two months, yet remains dangerously high. As summer transitions into autumn, sun safety remains paramount, and visitors should consistently protect their skin, especially when the sun's rays can be so intense. This extreme UV exposure is a trend that continues throughout the year in Porto Seguro, making awareness essential for both locals and tourists alike. For further insights into UV conditions, explore the Porto Seguro UV Index.

Maximum UV Index Levels in Porto Seguro for March

The chart shows the monthly maximum UV Index (UVI) for Porto Seguro in March, 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 March, the maximum UV index in Porto Seguro typically reaches {2}, which falls under the {3} exposure category.
JanFebMarAprMayJunJulAugSepOctNovDec1515141210891112141515
Data source: Porto Seguro March 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.

March Sunshine in Porto Seguro

In March, Porto Seguro, Brazil, basks in an impressive 314 hours of sunshine, heralding the arrival of vibrant days that are ideal for outdoor adventures. As the summer season begins to wind down, this notable increase in daylight hours marks a peak for the month, following the steady rise from January's 288 hours and February's 305 hours. The sunshine persists through the year, with April and May offering plenty of bright days as well, but March undeniably stands out as a time when the sun shines its brightest, inviting both locals and visitors to enjoy the beautiful beaches and lively culture. With an overall trend of consistent sunshine throughout the year, Porto Seguro promises ample opportunities for sunseekers to embrace its warm and welcoming climate.

Monthly Sunshine Duration in Porto Seguro: March Highlighted

The March sunshine duration represents the total number of hours Porto Seguro experiences direct sunlight during the month of March, excluding cloudy or obstructed periods. This chart compares the sunshine duration of March with the other months of the year.
JanFebMarAprMayJunJulAugSepOctNovDec288h305h314h300h296h289h302h307h316h306h274h306h
Data source: Porto Seguro March Sunshine duration data generated using information from the Copernicus Climate Change Service.

Chance of Sun in Porto Seguro During March

March in Porto Seguro, Brazil, offers a notable increase in sunny weather, with a 59% chance of sunshine, making it one of the brighter months of the year. This is a clear contrast to February’s 30% and sets a promising tone for the month ahead. Following March, the likelihood of sunny days dips to 42% in April, showcasing how March stands out as a prime time for travelers seeking enjoyable weather. Additionally, the pattern reveals a general trend of fluctuating sun chances throughout the year, with March leading the way as a vibrant transition into the milder months ahead. With nearly two-thirds of March days potentially basking in sunlight, visitors can look forward to delightful outdoor experiences.

Percentage of Sunny Days in March in Porto Seguro

The chart illustrates the percentage of sunny days in Porto Seguro throughout the year, with March 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 Porto Seguro experiences clear skies throughout the year.
JanFebMarAprMayJunJulAugSepOctNovDec54%30%59%42%45%49%58%49%54%38%18%15%
Data source: Porto Seguro March chance of sun data, generated using information from the Copernicus Climate Change Service.

Daylight Hours in Porto Seguro in March

In Porto Seguro, Brazil, the daylight duration in March consistently holds steady at 12 hours, mirroring the sunshine-filled months of January and February. This harmonious balance foreshadows a transition as the year progresses. Following March, daylight hours begin to taper off to 11 hours from April through August, casting a slightly shorter shadow during the heart of winter. However, as the seasons shift, the daylight makes a resurgence in September, returning to 12 hours and continuing through November, before peaking at 13 hours in December. This delightful cycle of light showcases Porto Seguro's vibrant and welcoming climate, providing plenty of sunshine for outdoor adventures year-round.

Average Daylight Hours in Porto Seguro for March

The chart illustrates the variation in daylight duration in Porto Seguro throughout the year, with March highlighted. It shows the monthly changes in daylight hours, calculated by summing the hours between sunrise and sunset.
JanFebMarAprMayJunJulAugSepOctNovDec12h 58m12h 36m12h 9m11h 41m11h 19m11h 8m11h 14m11h 34m12h12h 27m12h 52m13h 4m
Data source: Porto Seguro daylight hours, calculated by summing the hours between sunrise and sunset for each day.

March Winds in Porto Seguro

In March, Porto Seguro experiences a gentle breath of wind with an average speed of 3.5 m/s (8 mph). This slight increase from February marks a transitional period as the summer months approach their end. While January saw the calmest breezes, the winds begin to pick up slightly, setting the stage for the more invigorating gusts of April. Interestingly, March winds reflect a gradual oscillation, with speeds varying from a low of 3.4 m/s at the start of the year to a peak of 4.5 m/s in July, creating a rhythmic pattern that invites both relaxation and adventure. As the city gears up for the vibrant festivities of the later months, this moderate wind creates a perfect backdrop for enjoying the beach and outdoor activities, making March an ideal time to savor the beauty of Porto Seguro.

Average March Wind Speed in Porto Seguro

The chart displays monthly wind speed patterns in Porto Seguro, with values for each month shown alongside March's data, which is highlighted for easy comparison. It illustrates the average wind speed, offering insights into how March's wind conditions compare to the rest of the year.
JanFebMarAprMayJunJulAugSepOctNovDec3.44.03.5 m/s3.63.83.64.53.94.04.44.33.8
Data source: Porto Seguro March wind data, generated using information from the Copernicus Climate Change Service.

How March Weather in Porto Seguro Compares to Other Months

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

March and January exhibit similar temperature ranges, with both months featuring minimum temperatures around 23°C (73-74°F) and average highs nearing 30°C (85°F) to 31°C (87°F). However, March is notably wetter, receiving 121 mm (4.8 in) of precipitation over 21 days compared to January's 48 mm (1.9 in) across 15 days. Additionally, March experiences higher humidity levels at 83%, while January's humidity is slightly lower at 75%. For more detailed insights, you can visit Porto Seguro weather in January.

In comparing the weather of March and February, both months experience similar average temperatures, with March showing a slight drop in the minimum temperature at 23°C (74°F) and an average temperature of 26°C (80°F), while February has an average of 27°C (80°F) with the same minimum. However, March is notably wetter, with precipitation totaling 121 mm (4.8 in) over 21 days, compared to February's 58 mm (2.3 in) across 20 days. Additionally, humidity levels are slightly higher in March at 83%, compared to 79% in February, indicating a more humid atmosphere as the month progresses. For a more detailed overview, you can check Porto Seguro weather in February.

In March, temperatures range from a minimum of 23°C (74°F) to a maximum of 31°C (87°F), with an average of 26°C (80°F). The month tends to be quite wet, receiving 121 mm (4.8 in) of precipitation over 21 days, and humidity sits at a high 83%. In contrast, April remains similarly warm with temperatures also ranging from 22°C (71°F) to 31°C (87°F), and an average of 26°C (79°F). However, it experiences slightly more rainfall, totaling 130 mm (5.1 in) across 23 days, while maintaining the same humidity level of 83%. For more specific information, you can check Porto Seguro weather in April.

In comparing the weather of March and May, March tends to be slightly warmer, with average temperatures ranging from a minimum of 23°C (74°F) to a maximum of 31°C (87°F). May, on the other hand, has slightly cooler temperatures, with a minimum of 19°C (67°F) and a maximum of 29°C (85°F). Alongside the temperatures, March experiences a higher level of precipitation, with 121 mm (4.8 in) of rain over 21 days, while May sees a marginally higher rainfall of 129 mm (5.1 in) across 20 days. Humidity levels are also comparable, with March at 83% and May at 81%. For a more detailed overview of the specific conditions in May, you can check this link: Porto Seguro weather in May.

March and June present distinct weather patterns. In March, temperatures range from a minimum of 23°C (74°F) to a maximum of 31°C (87°F), with an average of 26°C (80°F). This month sees considerable rainfall, totaling 121 mm (4.8 in) across 21 days, accompanied by high humidity at 83%. In contrast, June offers slightly cooler conditions, with temperatures ranging from a minimum of 20°C (69°F) to a maximum of 29°C (84°F), averaging 24°C (75°F). Precipitation is lower in June at 78 mm (3.1 in) over 18 days, and humidity also drops to 78%. For more detailed information about weather in June, you can visit Porto Seguro weather in June.

March and July present distinct differences in weather patterns. In March, temperatures range from a minimum of 23°C (74°F) to a maximum of 31°C (87°F), with an average temperature of 26°C (80°F). This month experiences higher precipitation with 121 mm (4.8 in) spread over 21 days and humidity levels peaking at 83%. In contrast, July offers milder temperatures, with a range from 20°C (67°F) to 28°C (83°F) and an average of 23°C (74°F). Rainfall is notably reduced, totaling 61 mm (2.4 in) over 19 days, and humidity is lower at 76%. For more details on temperatures and rainfall, check out Porto Seguro weather in July.

In comparing the weather between March and August, March tends to be significantly warmer, with average temperatures reaching around 26°C (80°F) and maximums peaking at 31°C (87°F). Humidity is also higher in March, sitting at 83%, which contributes to a more tropical feel, while August offers milder average temperatures of 23°C (73°F) and maximums of 27°C (80°F), along with lower humidity levels at 75%. Additionally, March experiences more precipitation, with 121 mm (4.8 in) falling over 21 days, compared to August's 65 mm (2.6 in) over 19 days. For more detailed information, you can check Porto Seguro weather in August.

March and September exhibit notable differences in weather patterns. In March, temperatures range from a minimum of 23°C (74°F) to a maximum of 31°C (87°F), with an average of 26°C (80°F). The month is characterized by high humidity at 83% and significant precipitation, totaling 121 mm (4.8 in) over 21 days. In contrast, September features milder temperatures, with a minimum of 20°C (68°F), an average of 24°C (75°F), and a maximum of 28°C (82°F). The humidity decreases to 73%, and precipitation is notably lower at 59 mm (2.3 in) over 14 days. For more detailed information on weather conditions during this month, you can check Porto Seguro weather in September.

In March, the weather is generally warmer, with average temperatures hovering around 26°C (80°F) and maximums reaching up to 31°C (87°F). This month also sees significant rainfall, with 121 mm (4.8 in) distributed over 21 days, resulting in high humidity levels of 83%. In contrast, October offers a slightly cooler climate, characterized by average temperatures of 25°C (77°F) and maximums of 29°C (84°F). The precipitation decreases to 93 mm (3.7 in) over 16 days, and humidity drops to a more comfortable 72%. For a detailed overview of October's climate, you can check Porto Seguro weather in October.

In March, temperatures in Porto Seguro range from a minimum of 23°C (74°F) to a maximum of 31°C (87°F), with an average of 26°C (80°F). This month experiences significant rainfall, totaling 121 mm (4.8 in) across 21 days, coupled with high humidity at 83%. In contrast, November sees slightly cooler temperatures, with lows of 20°C (69°F) and highs reaching 29°C (85°F), averaging 25°C (78°F). However, November is wetter, featuring 193 mm (7.6 in) of precipitation over 20 days, while humidity drops to 72%. For a closer look at the weather patterns, check out Porto Seguro weather in November.

In March, the weather tends to be slightly warmer with an average temperature of 26°C (80°F) and maximums reaching up to 31°C (87°F). This month is characterized by high humidity at 83% and significant precipitation of 121 mm (4.8 in), spread over 21 days. In contrast, December features a similar minimum temperature of 22°C (72°F) and an average of 26°C (79°F), but max temperatures are a bit cooler, averaging around 29°C (85°F). December experiences higher rainfall, totaling 210 mm (8.3 in) over the same number of days, though humidity is lower at 72%. For more details on December's climatic conditions, check out Porto Seguro weather in December.

Compare Porto Seguro's Climate with Cities Worldwide

Conclusion: What to Expect From March Weather in Porto Seguro

As March rolls in, Porto Seguro experiences a vibrant blend of warmth and humidity. With temperatures hovering around a pleasant 26°C, this month offers a mild respite compared to the peak summer heat. However, the significant rise in precipitation, with rain gracing the area for nearly three weeks, marks a noticeable shift from the drier months preceding it. The humidity lingers at around 83%, creating a lush, tropical atmosphere. This combination of warmth and frequent showers not only nurtures the local flora but also enhances the enchanting beauty of this coastal paradise. For those interested in a deeper dive into the weather trends, check out the detailed Porto Seguro Climate.