Last updated: August 21, 2025
March in São Francisco, Brazil, boasts a vibrant weather profile that reflects the start of autumn. With daytime temperatures peaking at a sizzling 36°C (98°F) and an average of 26°C (79°F), the warmth invites outdoor activities. However, nights cool down to a comfortable 18°C (65°F), perfect for enjoying the evening breezes. The month experiences significant precipitation, totaling 122 mm (4.8 in) over approximately 12 days, contributing to a high humidity level of 86%. Visitors can expect a mix of sun and rain, making it a season of lush greenery and vitality in this lively Brazilian town.
In March, São Francisco experiences comfortably warm temperatures, with minimums around 18°C (65°F) and averages settling at a pleasant 26°C (79°F). This month marks a slight dip from the hotter days of January and February, where max temperatures soared to 38°C (100°F) and beyond. Instead, March caps its highs at a more manageable 36°C (98°F), indicating a gradual transition towards the cooler months ahead. The overall trend shows a delightful blend of warmth and comfort during this time, making it an appealing month for visitors seeking to enjoy the vibrant atmosphere of Brazil without the intense heat. As the season shifts further into April, nights become cooler, highlighting the charm of São Francisco's early autumn.
In March, São Francisco experiences a notable shift in precipitation patterns, with rainfall totaling 122 mm (4.8 in) over 12 days. This represents a decrease from February's heavy 183 mm (7.2 in) while still maintaining a steady supply of moisture that nurtures the region's lush landscapes. March often stands as a transitional month; with the arrival of drier conditions in April marked by only 43 mm (1.7 in), it hints at the impending dry season. As the city moves into the following months, the significant drop in precipitation underscores a clear trend towards aridity, with only minimal rainfall expected until the wet season returns later in the year. This fluctuation emphasizes São Francisco's dynamic climate, where each month tells a story of its own.
In March, humidity levels in São Francisco, Brazil, reach a notable 86%, marking it as one of the most humid months of the year. This increase from February's 84% sets the stage for the peak wet season, as the warmth of summer lingers. As the days progress into April, a slight decrease to 81% provides a brief respite before humidity begins to decline more significantly as winter approaches. Overall, the trend highlights a gradual downward shift in humidity from the summer months, creating a comfortable atmosphere for locals and visitors alike as the year progresses.
In March, Sao Francisco, Brazil, experiences a high UV Index of 14, categorized as extreme, which means that a burn can occur in just 10 minutes of unprotected exposure. This intensity follows a trend seen throughout the summer months of January to March, where UV levels remain notably elevated, with values ranging from 14 to 16. As the year progresses into April, the UV Index begins to decline, yet still maintains an extreme classification at 13. Travelers and locals alike should remain vigilant when outdoors, ensuring adequate sun protection, as the consistent risk of high UV exposure persists. For more detailed information about daily conditions, check the Sao Francisco UV Index.
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March in São Francisco, Brazil, shines brightly with an impressive 313 hours of sunshine, a delightful increase from the previous months. This trend marks the beginning of a sun-rich season, where daylight hours begin to climb, setting the stage for a radiant April with 306 hours. Following this, the sun continues to grace the city, with May and June each basking in 312 hours of golden light. This gradual ascent peaks in the latter part of the year as the days grow longer, demonstrating a consistent pattern of increasing sunshine that embraces both locals and visitors alike. With each month showcasing more sun, São Francisco truly shines as a destination for those seeking warmth and brightness.
As March arrives in São Francisco, Brazil, there’s a 47% chance of sunny weather, making it a month that hints at early spring vibrancy. This likelihood sits just above February's relatively cloudy 16%, suggesting a gradual shift towards more favorable conditions. While sun-filled days become more promising in April with a 39% chance, they're still overshadowed by the notable increase in sun hours seen in the subsequent months, particularly as the dry season approaches. The upward trajectory continues into May with 60%, culminating in a remarkable 86% likelihood by July. Therefore, March serves as a transitional phase, bridging the less reliable sunlight of early winter and the abundant brightness of mid-year, making it an ideal time for outdoor enthusiasts to seize the fleeting sunny moments.
In Sao Francisco, Brazil, the month of March boasts a consistent 12 hours of daylight, mirroring the length of daylight seen in both January and February. This steady daylight duration marks the tail end of the summer season, transitioning into the slightly shorter days of April, which offer just 11 hours. As the year progresses, a gentle ebb in daylight can be observed, especially in the middle months, where daylight remains at 11 hours until August. Interestingly, the trend shifts back towards longer days as September rolls in, restoring 12 hours once again, followed by a gradual increase leading to 13 hours by December. This cyclical pattern captures the essence of Sao Francisco's tropical climate, inviting residents and visitors alike to relish the sun-filled moments of summer.
As March unfolds in São Francisco, Brazil, the average wind speed hovers at a gentle 2.1 m/s (5 mph), providing a delightful balance of breezes that hint at the changing seasons. Following a slightly calmer February, where winds dipped to 1.9 m/s (4 mph), March sees a subtle resurgence, paving the way for the refreshing gusts of April. This month stands out for its mild airs that not only welcome the beginnings of autumn but also bridge the transition to a more invigorating June and July, which will see the wind speeds steadily increase. Observing the trend, one can anticipate that as the year progresses, the winds will pick up, particularly during the peak of winter, offering a dynamic contrast to the earlier months.
Weather in Sao Francisco varies notably across the year, with each month offering distinct climate conditions. This page compares March’s weather to other months in Sao Francisco, focusing on differences in temperature, rainfall, humidity, and UV levels.
In comparing the weather between January and March, January tends to be slightly warmer, with minimum temperatures around 20°C (67°F) and maximum temperatures reaching up to 38°C (100°F). March, on the other hand, has a lower minimum temperature of 18°C (65°F) and max temperatures peaking at 36°C (98°F). Additionally, March experiences higher overall precipitation at 122 mm (4.8 in) over 12 days, compared to January's 70 mm (2.7 in) over 8 days, contributing to the higher humidity in March at 86%, versus January's 76%. For further details on January weather, you can check Sao Francisco weather in January.
In comparing the weather between February and March, we can see a few notable differences. February experiences slightly higher minimum temperatures at 20°C (68°F) and maximum temperatures at 38°C (101°F), while March ranges from a minimum of 18°C (65°F) to a maximum of 36°C (98°F). Despite having a similar average temperature of 26°C (79°F), February records significantly more precipitation, totaling 183 mm (7.2 in) over 16 days, compared to March's 122 mm (4.8 in) over 12 days. Additionally, humidity levels remain similar, with February at 84% and March slightly higher at 86%. For a closer look at February’s weather specifics, visit Sao Francisco weather in February.
In comparing the weather between March and April, both months exhibit similar average temperatures, with March having a minimum of 18°C (65°F) and a maximum of 36°C (98°F), while April features a slightly cooler range with a minimum of 17°C (64°F) and a maximum of 35°C (95°F). March tends to be wetter, receiving 122 mm (4.8 in) of precipitation over 12 days, compared to April, which sees only 43 mm (1.7 in) across 8 days. Additionally, humidity levels are marginally higher in March at 86%, compared to 81% in April. For more detailed weather patterns in April, you can check out Sao Francisco weather in April.
In comparing the weather of March and May, March is characterized by notably warmer temperatures, with a minimum of 18°C (65°F) and an average of 26°C (79°F), peaking at a scorching 36°C (98°F). The month also experiences significant precipitation, accumulating 122 mm (4.8 in) over 12 days, alongside high humidity levels of 86%. In contrast, May brings cooler conditions, with a minimum temperature of 9°C (48°F), an average of 25°C (76°F), and a maximum of 35°C (95°F). Rainfall is considerably less in May, at only 14 mm (0.5 in) over just 2 days, and the humidity drops to a more comfortable 74%. For more detailed insights, check out Sao Francisco weather in May.
In March, the weather tends to be warmer and more humid, with temperatures ranging from a minimum of 18°C (65°F) to a maximum of 36°C (98°F) and an average of 26°C (79°F). This month also experiences significant precipitation, averaging 122 mm (4.8 inches) over 12 days, contributing to a high humidity level of 86%. In contrast, June offers a more temperate climate, with temperatures ranging from a minimum of 14°C (57°F) to a maximum of 34°C (94°F) and an average of 24°C (76°F). Notably, June sees very little rainfall, with only 1 mm (0.0 inches) recorded and no rain days, resulting in a lower humidity of 72%. For more detailed information about the weather in June, visit Sao Francisco weather in June.
In comparing the weather between March and July, March exhibits significantly warmer temperatures, with averages around 26°C (79°F) and a max of 36°C (98°F). In contrast, July experiences cooler temperatures, with an average of 23°C (74°F) and a maximum of 35°C (95°F). March is also characterized by higher humidity levels at 86% and frequent precipitation, recording 122 mm (4.8 in) over 12 days, while July boasts a dry climate with no recorded rainfall. For more insights regarding the weather in July, you can visit Sao Francisco weather in July.
In March, the weather is marked by higher humidity and significant rainfall, with average temperatures around 26°C (79°F) and a maximum of 36°C (98°F). This month typically sees about 122 mm (4.8 in) of precipitation over 12 days, creating a lush, tropical atmosphere. In contrast, August experiences milder conditions, with average temperatures slightly lower at 25°C (78°F) and a maximum of 36°C (97°F), but with remarkably low precipitation at just 3 mm (0.1 in) and no rainy days. The humidity also drops to 64%, making August feel more comfortable overall. For more details on August weather, you can visit Sao Francisco weather in August.
March weather is characterized by warmer temperatures and higher humidity, with average temperatures ranging from a minimum of 18°C (65°F) to a maximum of 36°C (98°F). This month also sees considerable rainfall, with 122 mm (4.8 in) of precipitation over 12 days, resulting in a humidity level of 86%. In contrast, September offers a slightly cooler and drier climate, featuring average temperatures from a minimum of 17°C (62°F) to a warmer maximum of 40°C (104°F). Notably, September experiences minimal rainfall, with just 4 mm (0.1 in) and no rainy days, leading to a significantly lower humidity of 55%. For further details on September weather, check out Sao Francisco weather in September.
March and October present distinct weather patterns in terms of temperature and precipitation. In March, temperatures range from a minimum of 18°C (65°F) to a high of 36°C (98°F), with an average of 26°C (79°F). This month sees significant rainfall, totaling 122 mm (4.8 in) over about 12 days, accompanied by high humidity at 86%. In contrast, October experiences warmer averages, with temperatures ranging from 18°C (65°F) to a scorching 41°C (105°F), and an average of 29°C (84°F). Precipitation drops considerably to 70 mm (2.7 in) over just 8 days, coupled with much lower humidity at 44%. For a more detailed exploration of October weather, you can visit Sao Francisco weather in October.
In comparing the weather patterns of March and November, both months exhibit warm average temperatures around 26°C (79°F). However, November tends to be slightly warmer with maximum temperatures reaching up to 40°C (103°F), compared to March’s maximum of 36°C (98°F). While March experiences higher humidity at 86% and significant rainfall of 122 mm (4.8 in) over 12 days, November is characterized by lower humidity at 45% and increased precipitation, totaling 152 mm (6.0 in) across 16 days. For a detailed look at the weather conditions during November, you can visit Sao Francisco weather in November.
In March, temperatures range from a minimum of 18°C (65°F) to a maximum of 36°C (98°F), with an average temperature of 26°C (79°F). The month experiences significant rainfall, with 122 mm (4.8 in) of precipitation over approximately 12 days, resulting in high humidity levels of 86%. In contrast, December shows slightly warmer minimum temperatures at 19°C (66°F) and higher maximums reaching 37°C (100°F), while maintaining the same average temperature of 26°C (79°F). December also sees more rainfall, totaling 168 mm (6.6 in) over 17 days, but the humidity is notably lower at 54%. For more details on December's weather, you can visit Sao Francisco weather in December.
March in São Francisco brings a noticeable shift in weather, with warmer temperatures and increased humidity compared to earlier months. As summer transitions to fall, you can expect an average warmth that invites outdoor exploration, yet the occasional rain introduces refreshing interludes to the warmth. With 12 days of precipitation, the lush landscapes come alive, making it a perfect time for nature lovers. If you're curious about a detailed look at São Francisco's climate patterns, check out Sao Francisco Climate.