Last updated: August 21, 2025
March in Barra, Brazil, offers a warm tropical climate with temperatures soaring to a maximum of 37°C (99°F) and averaging around 27°C (81°F). The month is characterized by high humidity levels, reaching 91%, which can make the heat feel even more intense. Expect occasional rainfall, as 121 mm (4.7 in) of precipitation is spread across 13 days, bringing refreshing breaks to the otherwise warm and sultry atmosphere. Whether you’re looking for sunny days or cooling showers, March in Barra presents a unique blend of tropical weather elements that is sure to captivate.
In March, Barra, Brazil enjoys a delightful climate that showcases the tail end of summer. With minimum temperatures averaging around 20°C (68°F) and a comfortable average temperature of 27°C (81°F), the weather remains inviting for outdoor activities. The days gently warm up, peaking at 37°C (99°F), still shy of the extreme highs seen in the early months of the year. This slight decrease in maximum temperatures compared to January and February highlights the transition towards cooler weather, yet March maintains a perfect balance, making it an ideal time to explore the vibrant landscapes and local culture. The lingering warmth coupled with refreshing breezes creates an enjoyable atmosphere for both residents and visitors alike as summer bids farewell.
March in Barra, Brazil, typically sees a substantial amount of rainfall, with 121 mm (4.7 in) recorded over 13 days. This is only slightly less than the previous month, February, which experienced even heavier precipitation at 126 mm (4.9 in) across 14 days. The trend indicates that early in the year, Barra receives significant moisture before a notable decline in rainfall during the following months, with April seeing a drop to 74 mm (2.9 in), and further reduction in subsequent months. This wet season creates a lush and vibrant landscape, a stark contrast to the dry spell that follows, as rain retreats with the approach of the colder months.
In March, Barra, Brazil experiences its highest humidity levels of the year at 91%, creating a sultry atmosphere that can be both invigorating and challenging. This peak follows the upward trend from January's 81% and February's 88%, as the region transitions into the warmer months. While April sees a slight decrease to 86%, the overall pattern reflects a tropical climate, where humidity tends to rise early in the year before dipping significantly through the mid-year dry season. Notably, this high level of humidity in March makes it an ideal time for those who appreciate the lush, vibrant scenery that humidity helps sustain, even as the drier months approach with October and November's much lower figures of 43% and 40%, respectively.
In March, the UV Index in Barra, Brazil reaches a formidable 15, maintaining its position in the extreme exposure category alongside January and November. The consistent burn time of just 10 minutes across these peak months underscores the urgency for sun safety. Notably, while the UV Index dips slightly to 14 in April and February, it remains dangerously high from January through April, indicating a trend of relentless UV intensity as summer transitions into autumn. As the months progress, there is a gradual decline, with May's index falling to 12. This pattern of extreme UV levels demands vigilance, especially for those enjoying Barra's sunny beach days. For more detailed information, check out Barra UV Index.
UV Risk Categories
March in Barra, Brazil, welcomes the arrival of longer days and abundant sunshine with an impressive 316 hours of sun. The trend of increasing daylight continues into spring, following closely behind February's 286 hours. As the region transitions into the warmer months, sunlight hours steadily rise, peaking in the summer months of May and July, where residents can enjoy up to 329 and 332 hours, respectively. This pattern showcases Barra's vibrant climate, offering ample opportunities for outdoor activities and an inviting atmosphere that makes each day feel like a sun-soaked adventure. March stands out not only for its plentiful sunshine but also as the precursor to even brighter days ahead.
In March, Barra, Brazil enjoys a 42% chance of sunny weather, marking a slight uptick from February's 21%. This month stands out as a transitional phase, where the promise of longer days becomes evident after the summer's high, with sunlight becoming more frequent again as the year progresses. As we navigate toward April, the likelihood dips to 31%, suggesting that the clearer skies are still on the horizon. Interestingly, the trend shifts significantly in the subsequent months, with a substantial increase in sunshine from June onwards, culminating in a stellar 79% chance by August. Whether you're planning a daytime adventure or simply soaking in the sun, March offers a charming glimpse of the warmth to come, even if it currently sits shy of sunnier months ahead.
In Barra, Brazil, daylight duration remains remarkably consistent throughout the year, particularly from January to March, when residents enjoy approximately 12 hours of daylight each day. This gives way to a gradual decrease as April marks the start of shorter days with 11 hours of sunlight. This trend continues through the winter months, from May to August, where the shorter days persist. However, as September rolls around, daylight starts to lengthen again, returning to 12 hours and maintaining this duration through much of the end of the year. This rhythm of daylight not only highlights the stable nature of Barra's climate but also sets the stage for vibrant outdoor activities and community gatherings throughout the seasons.
In March, Barra, Brazil begins to feel the gentle stirrings of wind, with an average speed of 1.9 m/s (4 mph), slightly up from February's calmness. This subtle increase hints at the change of seasons, as the air refreshes in anticipation of the lively months ahead. As we move towards the middle of the year, the wind steadily builds, reflecting a trend of rising speeds that will peak in the summer months. This gradual ascent not only enhances the coastal charm but also signals the onset of adventures on the water, making March a delightful prelude to the breezy excitement awaiting in the following months.
Weather in Barra varies notably across the year, with each month offering distinct climate conditions. This page compares March’s weather to other months in Barra, focusing on differences in temperature, rainfall, humidity, and UV levels.
March generally sees slightly cooler temperatures compared to January, with average highs of 37°C (99°F) in March versus 38°C (100°F) in January. Both months start with similar minimum temperatures at around 20°C (68°F), but March typically experiences a higher average temperature of 27°C (81°F) compared to January's 28°C (83°F). Additionally, March is much wetter, with 121 mm (4.7 in) of precipitation over 13 days, compared to January's 53 mm (2.1 in) over just 5 days. The humidity is also higher in March at 91%, compared to 81% in January. To learn more about January weather specifics, visit Barra weather in January.
In comparing the weather of March and February, we observe a few notable differences. March features a slightly lower minimum temperature of 20°C (68°F) compared to February's 21°C (69°F), while both months maintain the same average temperature of 27°C (81°F). However, February experiences a slightly higher maximum temperature of 38°C (100°F) versus March's max of 37°C (99°F). Precipitation levels are also comparable, with March receiving 121 mm (4.7 in) over 13 days of rain, slightly less than February's 126 mm (4.9 in) across 14 days. Interestingly, March has a higher humidity level at 91%, compared to February's 88%. For more detailed insights into February weather, you can check Barra weather in February.
In March, the weather tends to be slightly hotter and more humid compared to April, with temperatures ranging from a minimum of 20°C (68°F) to a maximum of 37°C (99°F). March also experiences higher precipitation, averaging 121 mm (4.7 in) over 13 days, which contributes to its elevated humidity level of 91%. In contrast, April shows a slight decrease in temperature, with a minimum of 19°C (67°F) and a maximum of 36°C (98°F), and significantly lower rainfall, totaling 74 mm (2.9 in) over just 7 days, leading to a more comfortable humidity of 86%. For more detailed information, you can check Barra weather in April.
In March, the weather is notably wetter and more humid, with a minimum temperature of 20°C and an average of 27°C, while experiencing high humidity at 91% and significant precipitation of 121 mm over 13 days. In contrast, May boasts similar temperature ranges, with a minimum of 17°C and an average of 27°C, but it features much drier conditions, recording only 8 mm of precipitation on just 1 day and a drop in humidity to 73%. This shift makes May feel more comfortable and enjoyable compared to the humid and rainy conditions experienced in March. For more details, you can check Barra weather in May.
In March, the weather is characterized by higher temperatures, with minimums around 20°C (68°F) and maximums reaching up to 37°C (99°F), alongside significant rainfall totaling 121 mm (4.7 inches) over 13 days. The high humidity level of 91% creates a muggy atmosphere, making it feel warmer than it actually is. In contrast, June features slightly cooler temperatures, with a minimum of 16°C (62°F) and a maximum of 36°C (96°F), but it enjoys a much drier climate, experiencing virtually no precipitation (1 mm) and 0 rainy days. The humidity also drops to 67%, contributing to a more comfortable and pleasant weather experience. For more information, you can check Barra weather in June.
March and July exhibit distinct weather patterns, showcasing the transition from the end of summer to the heart of winter in this region. In March, temperatures range from a minimum of 20°C (68°F) to an average of 27°C (81°F), peaking at a high of 37°C (99°F). The month experiences significant rainfall, with 121 mm (4.7 inches) over 13 days, contributing to a high humidity level of 91%. In contrast, July offers cooler temperatures, with a minimum of 15°C (60°F) and an average high of 25°C (77°F), reaching a maximum of 36°C (97°F). Precipitation is minimal during this month, with only 1 mm (0.0 inches) recorded over zero days and a notably lower humidity of 63%. For more details on July weather, you can check Barra weather in July.
In comparing the weather between March and August, March tends to be much wetter and more humid. With an average temperature of 27°C (81°F), it experiences frequent rain on 13 days, totaling 121 mm (4.7 in), and boasts a high humidity of 91%. Conversely, August sees a milder average temperature of 26°C (80°F), but remains dry with no recorded precipitation and a significantly lower humidity level of 57%. Despite both months sharing a maximum temperature of 37°C (99°F), the overall weather conditions create a stark contrast between the two timeframes. For more detailed information, check out Barra weather in August.
March and September offer contrasting weather experiences. In March, temperatures range from a minimum of 20°C (68°F) to a maximum of 37°C (99°F), with an average of 27°C (81°F). This month also sees significant precipitation, with 121 mm (4.7 in) of rain over 13 days, resulting in high humidity levels at 91%. In contrast, September features slightly lower minimum temperatures at 17°C (63°F) and averages 28°C (83°F) with a maximum reaching up to 40°C (105°F). Notably, September experiences virtually no precipitation, registering just 1 mm (0.0 in) across the month and enjoying much lower humidity at 51%. For a closer look at September conditions, you can visit Barra weather in September.
In March, temperatures range from a minimum of 20°C (68°F) to a maximum of 37°C (99°F), with an average of 27°C (81°F). The month experiences significant precipitation, totaling 121 mm (4.7 in) over approximately 13 days, coupled with a high humidity level of 91%, making it feel quite muggy. In contrast, October presents warmer and drier conditions, with temperatures ranging from a minimum of 21°C (70°F) to a maximum of 40°C (105°F), averaging 30°C (86°F). Here, precipitation is drastically reduced to just 23 mm (0.9 in) over about 3 days, and humidity drops to a comfortable 43%. For more insights on the climate, you can check Barra weather in October.
In March, temperatures range from a minimum of 20°C (68°F) to a maximum of 37°C (99°F), with an average of 27°C (81°F). The month experiences significant precipitation, averaging 121 mm (4.7 in) over 13 rainy days, and the humidity remains high at 91%. In contrast, November has slightly higher average temperatures, peaking at 39°C (103°F) and averaging 28°C (83°F), while maintaining the same minimum temperature of 20°C (68°F). November sees less rainfall at 92 mm (3.6 in) over just 9 days and a much lower humidity level at 40%. For more details on November weather patterns, you can visit Barra weather in November.
March and December present distinctly different weather patterns. In March, the temperatures range from a minimum of 20°C (68°F) to a maximum of 37°C (99°F), with an average of 27°C (81°F). This month tends to be wetter, receiving 121 mm (4.7 in) of precipitation over 13 days, resulting in high humidity levels of 91%. In contrast, December typically sees slightly warmer temperatures, with a minimum of 21°C (70°F) and a maximum of 40°C (104°F), averaging 28°C (82°F). The precipitation is lower at 90 mm (3.5 in) over just 8 days, and the humidity drops significantly to 53%. For more detailed insights into the weather conditions during this month, check Barra weather in December.
In March, Barra experiences a notable shift in weather patterns, bringing a blend of warm temperatures and high humidity that sets it apart from the cooler months. With average highs of 27°C and a peak reaching 37°C, the days can feel particularly intense, especially as humidity often hovers around 91%. This month also sees increased rainfall, contributing to a total of 121 mm across 13 days, creating a more vibrant, lush environment. Compared to other months, March invites both warmth and a refreshing respite from the dry spells, making it a dynamic time to experience the region's climate. For more insights, check out Barra Climate.